diff --git a/jsprit-core/pom.xml b/jsprit-core/pom.xml
index f409324b..d86f2ce9 100644
--- a/jsprit-core/pom.xml
+++ b/jsprit-core/pom.xml
@@ -1,3 +1,4 @@
+
 <!--~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   ~ Copyright (C) 2014  Stefan Schroeder
   ~
@@ -81,7 +82,6 @@
                     </execution>
                 </executions>
             </plugin>
-
         </plugins>
     </build>
 
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BreakInsertionCalculator.java b/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BreakInsertionCalculator.java
index bdf14b0f..200a9d10 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BreakInsertionCalculator.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BreakInsertionCalculator.java
@@ -143,6 +143,8 @@ final class BreakInsertionCalculator implements JobInsertionCostsCalculator {
             List<Location> locations = Arrays.asList(prevAct.getLocation(), nextAct.getLocation());
             for (Location location : locations) {
                 breakAct2Insert.setLocation(location);
+                breakAct2Insert.setTheoreticalEarliestOperationStartTime(breakToInsert.getTimeWindow().getStart());
+                breakAct2Insert.setTheoreticalLatestOperationStartTime(breakToInsert.getTimeWindow().getEnd());
                 ConstraintsStatus status = hardActivityLevelConstraint.fulfilled(insertionContext, prevAct, breakAct2Insert, nextAct, prevActStartTime);
                 if (status.equals(ConstraintsStatus.FULFILLED)) {
                     //from job2insert induced costs at activity level
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/ServiceInsertionCalculator.java b/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/ServiceInsertionCalculator.java
index d530c49c..03024cb0 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/ServiceInsertionCalculator.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/ServiceInsertionCalculator.java
@@ -27,6 +27,7 @@ import jsprit.core.problem.misc.JobInsertionContext;
 import jsprit.core.problem.solution.route.VehicleRoute;
 import jsprit.core.problem.solution.route.activity.End;
 import jsprit.core.problem.solution.route.activity.Start;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
 import jsprit.core.problem.solution.route.activity.TourActivity;
 import jsprit.core.problem.vehicle.Vehicle;
 import jsprit.core.util.CalculationUtils;
@@ -108,6 +109,7 @@ final class ServiceInsertionCalculator implements JobInsertionCostsCalculator {
 
         double bestCost = bestKnownCosts;
         additionalICostsAtRouteLevel += additionalAccessEgressCalculator.getCosts(insertionContext);
+		TimeWindow bestTimeWindow = null;
 
         /*
         generate new start and end for new vehicle
@@ -121,38 +123,46 @@ final class ServiceInsertionCalculator implements JobInsertionCostsCalculator {
         int actIndex = 0;
         Iterator<TourActivity> activityIterator = currentRoute.getActivities().iterator();
         boolean tourEnd = false;
-        while (!tourEnd) {
+        while(!tourEnd){
             TourActivity nextAct;
-            if (activityIterator.hasNext()) nextAct = activityIterator.next();
-            else {
+            if(activityIterator.hasNext()) nextAct = activityIterator.next();
+            else{
                 nextAct = end;
                 tourEnd = true;
             }
-            ConstraintsStatus status = hardActivityLevelConstraint.fulfilled(insertionContext, prevAct, deliveryAct2Insert, nextAct, prevActStartTime);
-            if (status.equals(ConstraintsStatus.FULFILLED)) {
-                //from job2insert induced costs at activity level
-                double additionalICostsAtActLevel = softActivityConstraint.getCosts(insertionContext, prevAct, deliveryAct2Insert, nextAct, prevActStartTime);
-                double additionalTransportationCosts = additionalTransportCostsCalculator.getCosts(insertionContext, prevAct, nextAct, deliveryAct2Insert, prevActStartTime);
-                if (additionalICostsAtRouteLevel + additionalICostsAtActLevel + additionalTransportationCosts < bestCost) {
-                    bestCost = additionalICostsAtRouteLevel + additionalICostsAtActLevel + additionalTransportationCosts;
-                    insertionIndex = actIndex;
+            boolean not_fulfilled_break = true;
+			for(TimeWindow timeWindow : service.getTimeWindows()) {
+                deliveryAct2Insert.setTheoreticalEarliestOperationStartTime(timeWindow.getStart());
+                deliveryAct2Insert.setTheoreticalLatestOperationStartTime(timeWindow.getEnd());
+                ConstraintsStatus status = hardActivityLevelConstraint.fulfilled(insertionContext, prevAct, deliveryAct2Insert, nextAct, prevActStartTime);
+                if (status.equals(ConstraintsStatus.FULFILLED)) {
+                    double additionalICostsAtActLevel = softActivityConstraint.getCosts(insertionContext, prevAct, deliveryAct2Insert, nextAct, prevActStartTime);
+                    double additionalTransportationCosts = additionalTransportCostsCalculator.getCosts(insertionContext, prevAct, nextAct, deliveryAct2Insert, prevActStartTime);
+                    if (additionalICostsAtRouteLevel + additionalICostsAtActLevel + additionalTransportationCosts < bestCost) {
+                        bestCost = additionalICostsAtRouteLevel + additionalICostsAtActLevel + additionalTransportationCosts;
+                        insertionIndex = actIndex;
+                        bestTimeWindow = timeWindow;
+                    }
+                    not_fulfilled_break = false;
+                } else if (status.equals(ConstraintsStatus.NOT_FULFILLED)) {
+                    not_fulfilled_break = false;
                 }
-            } else if (status.equals(ConstraintsStatus.NOT_FULFILLED_BREAK)) {
-                break;
-            }
+			}
+            if(not_fulfilled_break) break;
             double nextActArrTime = prevActStartTime + transportCosts.getTransportTime(prevAct.getLocation(), nextAct.getLocation(), prevActStartTime, newDriver, newVehicle);
             prevActStartTime = CalculationUtils.getActivityEndTime(nextActArrTime, nextAct);
             prevAct = nextAct;
             actIndex++;
         }
-        if (insertionIndex == InsertionData.NO_INDEX) {
+        if(insertionIndex == InsertionData.NO_INDEX) {
             return InsertionData.createEmptyInsertionData();
         }
         InsertionData insertionData = new InsertionData(bestCost, InsertionData.NO_INDEX, insertionIndex, newVehicle, newDriver);
+        deliveryAct2Insert.setTheoreticalEarliestOperationStartTime(bestTimeWindow.getStart());
+        deliveryAct2Insert.setTheoreticalLatestOperationStartTime(bestTimeWindow.getEnd());
         insertionData.getEvents().add(new InsertActivity(currentRoute, newVehicle, deliveryAct2Insert, insertionIndex));
-        insertionData.getEvents().add(new SwitchVehicle(currentRoute, newVehicle, newVehicleDepartureTime));
+        insertionData.getEvents().add(new SwitchVehicle(currentRoute,newVehicle,newVehicleDepartureTime));
         insertionData.setVehicleDepartureTime(newVehicleDepartureTime);
         return insertionData;
     }
-
 }
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/ShipmentInsertionCalculator.java b/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/ShipmentInsertionCalculator.java
index f47fa385..acfdb88d 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/ShipmentInsertionCalculator.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/ShipmentInsertionCalculator.java
@@ -28,6 +28,7 @@ import jsprit.core.problem.misc.JobInsertionContext;
 import jsprit.core.problem.solution.route.VehicleRoute;
 import jsprit.core.problem.solution.route.activity.End;
 import jsprit.core.problem.solution.route.activity.Start;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
 import jsprit.core.problem.solution.route.activity.TourActivity;
 import jsprit.core.problem.vehicle.Vehicle;
 import jsprit.core.util.CalculationUtils;
@@ -108,6 +109,9 @@ final class ShipmentInsertionCalculator implements JobInsertionCostsCalculator {
         int pickupInsertionIndex = InsertionData.NO_INDEX;
         int deliveryInsertionIndex = InsertionData.NO_INDEX;
 
+        TimeWindow bestPickupTimeWindow = null;
+        TimeWindow bestDeliveryTimeWindow = null;
+
         Start start = new Start(newVehicle.getStartLocation(), newVehicle.getEarliestDeparture(), newVehicle.getLatestArrival());
         start.setEndTime(newVehicleDepartureTime);
 
@@ -132,67 +136,83 @@ final class ShipmentInsertionCalculator implements JobInsertionCostsCalculator {
                 nextAct = end;
                 tourEnd = true;
             }
-//			logger.info("activity: {}, act-size: {}", i, activities.size());
-            ConstraintsStatus pickupShipmentConstraintStatus = hardActivityLevelConstraint.fulfilled(insertionContext, prevAct, pickupShipment, nextAct, prevActEndTime);
-            if (pickupShipmentConstraintStatus.equals(ConstraintsStatus.NOT_FULFILLED)) {
-                double nextActArrTime = prevActEndTime + transportCosts.getTransportTime(prevAct.getLocation(), nextAct.getLocation(), prevActEndTime, newDriver, newVehicle);
-                prevActEndTime = CalculationUtils.getActivityEndTime(nextActArrTime, nextAct);
-                prevAct = nextAct;
-                i++;
-                continue;
-            } else if (pickupShipmentConstraintStatus.equals(ConstraintsStatus.NOT_FULFILLED_BREAK)) {
-                break;
-            }
-            double additionalPickupICosts = softActivityConstraint.getCosts(insertionContext, prevAct, pickupShipment, nextAct, prevActEndTime);
-            double pickupAIC = calculate(insertionContext, prevAct, pickupShipment, nextAct, prevActEndTime);
 
-            TourActivity prevAct_deliveryLoop = pickupShipment;
-            double shipmentPickupArrTime = prevActEndTime + transportCosts.getTransportTime(prevAct.getLocation(), pickupShipment.getLocation(), prevActEndTime, newDriver, newVehicle);
-            double shipmentPickupEndTime = CalculationUtils.getActivityEndTime(shipmentPickupArrTime, pickupShipment);
+            boolean pickupInsertionNotFulfilledBreak = true;
+            for(TimeWindow pickupTimeWindow : shipment.getPickupTimeWindows()) {
+                pickupShipment.setTheoreticalEarliestOperationStartTime(pickupTimeWindow.getStart());
+                pickupShipment.setTheoreticalLatestOperationStartTime(pickupTimeWindow.getEnd());
+                ConstraintsStatus pickupShipmentConstraintStatus = hardActivityLevelConstraint.fulfilled(insertionContext, prevAct, pickupShipment, nextAct, prevActEndTime);
+                if (pickupShipmentConstraintStatus.equals(ConstraintsStatus.NOT_FULFILLED)) {
+                    pickupInsertionNotFulfilledBreak = false;
+                    continue;
+                } else if(pickupShipmentConstraintStatus.equals(ConstraintsStatus.NOT_FULFILLED_BREAK)) {
+                    continue;
+                }
+                else if (pickupShipmentConstraintStatus.equals(ConstraintsStatus.FULFILLED)) {
+                    pickupInsertionNotFulfilledBreak = false;
+                }
+                double additionalPickupICosts = softActivityConstraint.getCosts(insertionContext, prevAct, pickupShipment, nextAct, prevActEndTime);
+                double pickupAIC = calculate(insertionContext, prevAct, pickupShipment, nextAct, prevActEndTime);
 
-            pickupContext.setArrivalTime(shipmentPickupArrTime);
-            pickupContext.setEndTime(shipmentPickupEndTime);
-            pickupContext.setInsertionIndex(i);
-            insertionContext.setRelatedActivityContext(pickupContext);
+                TourActivity prevAct_deliveryLoop = pickupShipment;
+                double shipmentPickupArrTime = prevActEndTime + transportCosts.getTransportTime(prevAct.getLocation(), pickupShipment.getLocation(), prevActEndTime, newDriver, newVehicle);
+                double shipmentPickupEndTime = CalculationUtils.getActivityEndTime(shipmentPickupArrTime, pickupShipment);
 
-            double prevActEndTime_deliveryLoop = shipmentPickupEndTime;
+                pickupContext.setArrivalTime(shipmentPickupArrTime);
+                pickupContext.setEndTime(shipmentPickupEndTime);
+                pickupContext.setInsertionIndex(i);
+                insertionContext.setRelatedActivityContext(pickupContext);
+
+                double prevActEndTime_deliveryLoop = shipmentPickupEndTime;
 
 			/*
             --------------------------------
 			 */
-            //deliverShipmentLoop
-            int j = i;
-            boolean tourEnd_deliveryLoop = false;
-            while (!tourEnd_deliveryLoop) {
-
-//			for(int j=i;j<activities.size();j++){
-                TourActivity nextAct_deliveryLoop;
-                if (j < activities.size()) {
-                    nextAct_deliveryLoop = activities.get(j);
-                } else {
-                    nextAct_deliveryLoop = end;
-                    tourEnd_deliveryLoop = true;
-                }
-
-                ConstraintsStatus deliverShipmentConstraintStatus = hardActivityLevelConstraint.fulfilled(insertionContext, prevAct_deliveryLoop, deliverShipment, nextAct_deliveryLoop, prevActEndTime_deliveryLoop);
-                if (deliverShipmentConstraintStatus.equals(ConstraintsStatus.FULFILLED)) {
-                    double additionalDeliveryICosts = softActivityConstraint.getCosts(insertionContext, prevAct_deliveryLoop, deliverShipment, nextAct_deliveryLoop, prevActEndTime_deliveryLoop);
-                    double deliveryAIC = calculate(insertionContext, prevAct_deliveryLoop, deliverShipment, nextAct_deliveryLoop, prevActEndTime_deliveryLoop);
-                    double totalActivityInsertionCosts = pickupAIC + deliveryAIC
-                        + additionalICostsAtRouteLevel + additionalPickupICosts + additionalDeliveryICosts;
-                    if (totalActivityInsertionCosts < bestCost) {
-                        bestCost = totalActivityInsertionCosts;
-                        pickupInsertionIndex = i;
-                        deliveryInsertionIndex = j;
+                //deliverShipmentLoop
+                int j = i;
+                boolean tourEnd_deliveryLoop = false;
+                while (!tourEnd_deliveryLoop) {
+                    TourActivity nextAct_deliveryLoop;
+                    if (j < activities.size()) {
+                        nextAct_deliveryLoop = activities.get(j);
+                    } else {
+                        nextAct_deliveryLoop = end;
+                        tourEnd_deliveryLoop = true;
                     }
-                } else if (deliverShipmentConstraintStatus.equals(ConstraintsStatus.NOT_FULFILLED_BREAK)) {
-                    break;
+
+                    boolean deliveryInsertionNotFulfilledBreak = true;
+                    for (TimeWindow deliveryTimeWindow : shipment.getDeliveryTimeWindows()) {
+                        deliverShipment.setTheoreticalEarliestOperationStartTime(deliveryTimeWindow.getStart());
+                        deliverShipment.setTheoreticalLatestOperationStartTime(deliveryTimeWindow.getEnd());
+
+                        ConstraintsStatus deliverShipmentConstraintStatus = hardActivityLevelConstraint.fulfilled(insertionContext, prevAct_deliveryLoop, deliverShipment, nextAct_deliveryLoop, prevActEndTime_deliveryLoop);
+                        if (deliverShipmentConstraintStatus.equals(ConstraintsStatus.FULFILLED)) {
+                            double additionalDeliveryICosts = softActivityConstraint.getCosts(insertionContext, prevAct_deliveryLoop, deliverShipment, nextAct_deliveryLoop, prevActEndTime_deliveryLoop);
+                            double deliveryAIC = calculate(insertionContext, prevAct_deliveryLoop, deliverShipment, nextAct_deliveryLoop, prevActEndTime_deliveryLoop);
+                            double totalActivityInsertionCosts = pickupAIC + deliveryAIC
+                                + additionalICostsAtRouteLevel + additionalPickupICosts + additionalDeliveryICosts;
+                            if (totalActivityInsertionCosts < bestCost) {
+                                bestCost = totalActivityInsertionCosts;
+                                pickupInsertionIndex = i;
+                                deliveryInsertionIndex = j;
+                                bestPickupTimeWindow = pickupTimeWindow;
+                                bestDeliveryTimeWindow = deliveryTimeWindow;
+                            }
+                            deliveryInsertionNotFulfilledBreak = false;
+                        } else if (deliverShipmentConstraintStatus.equals(ConstraintsStatus.NOT_FULFILLED)) {
+                            deliveryInsertionNotFulfilledBreak = false;
+                        }
+                    }
+                    if (deliveryInsertionNotFulfilledBreak) break;
+                    //update prevAct and endTime
+                    double nextActArrTime = prevActEndTime_deliveryLoop + transportCosts.getTransportTime(prevAct_deliveryLoop.getLocation(), nextAct_deliveryLoop.getLocation(), prevActEndTime_deliveryLoop, newDriver, newVehicle);
+                    prevActEndTime_deliveryLoop = CalculationUtils.getActivityEndTime(nextActArrTime, nextAct_deliveryLoop);
+                    prevAct_deliveryLoop = nextAct_deliveryLoop;
+                    j++;
                 }
-                //update prevAct and endTime
-                double nextActArrTime = prevActEndTime_deliveryLoop + transportCosts.getTransportTime(prevAct_deliveryLoop.getLocation(), nextAct_deliveryLoop.getLocation(), prevActEndTime_deliveryLoop, newDriver, newVehicle);
-                prevActEndTime_deliveryLoop = CalculationUtils.getActivityEndTime(nextActArrTime, nextAct_deliveryLoop);
-                prevAct_deliveryLoop = nextAct_deliveryLoop;
-                j++;
+            }
+            if(pickupInsertionNotFulfilledBreak){
+                break;
             }
             //update prevAct and endTime
             double nextActArrTime = prevActEndTime + transportCosts.getTransportTime(prevAct.getLocation(), nextAct.getLocation(), prevActEndTime, newDriver, newVehicle);
@@ -204,6 +224,10 @@ final class ShipmentInsertionCalculator implements JobInsertionCostsCalculator {
             return InsertionData.createEmptyInsertionData();
         }
         InsertionData insertionData = new InsertionData(bestCost, pickupInsertionIndex, deliveryInsertionIndex, newVehicle, newDriver);
+        pickupShipment.setTheoreticalEarliestOperationStartTime(bestPickupTimeWindow.getStart());
+        pickupShipment.setTheoreticalLatestOperationStartTime(bestPickupTimeWindow.getEnd());
+        deliverShipment.setTheoreticalEarliestOperationStartTime(bestDeliveryTimeWindow.getStart());
+        deliverShipment.setTheoreticalLatestOperationStartTime(bestDeliveryTimeWindow.getEnd());
         insertionData.setVehicleDepartureTime(newVehicleDepartureTime);
         insertionData.getEvents().add(new InsertActivity(currentRoute, newVehicle, deliverShipment, deliveryInsertionIndex));
         insertionData.getEvents().add(new InsertActivity(currentRoute, newVehicle, pickupShipment, pickupInsertionIndex));
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/NearestNeighborhoodIterator.java b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/NearestNeighborhoodIterator.java
index 1bc5515b..2b7fda43 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/NearestNeighborhoodIterator.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/NearestNeighborhoodIterator.java
@@ -29,8 +29,8 @@ class NearestNeighborhoodIterator implements Iterator<Job> {
     public boolean hasNext() {
         if (jobCount < nJobs) {
             boolean hasNext = jobIter.hasNext();
-            if (!hasNext)
-                log.warn("more jobs are requested then iterator can iterate over. probably the number of neighbors memorized in JobNeighborhoods is too small");
+//            if (!hasNext)
+//                log.warn("more jobs are requested then iterator can iterate over. probably the number of neighbors memorized in JobNeighborhoods is too small");
             return hasNext;
         }
         return false;
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/state/UpdateVehicleDependentPracticalTimeWindows.java b/jsprit-core/src/main/java/jsprit/core/algorithm/state/UpdateVehicleDependentPracticalTimeWindows.java
index 5e97668e..aa9f6f71 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/state/UpdateVehicleDependentPracticalTimeWindows.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/state/UpdateVehicleDependentPracticalTimeWindows.java
@@ -21,6 +21,7 @@ import jsprit.core.problem.Location;
 import jsprit.core.problem.cost.VehicleRoutingTransportCosts;
 import jsprit.core.problem.solution.route.RouteVisitor;
 import jsprit.core.problem.solution.route.VehicleRoute;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
 import jsprit.core.problem.solution.route.activity.TourActivity;
 import jsprit.core.problem.vehicle.Vehicle;
 
@@ -97,6 +98,7 @@ public class UpdateVehicleDependentPracticalTimeWindows implements RouteVisitor,
             double potentialLatestArrivalTimeAtCurrAct = latestArrTimeAtPrevAct - transportCosts.getBackwardTransportTime(activity.getLocation(), prevLocation,
                 latestArrTimeAtPrevAct, route.getDriver(), vehicle) - activity.getOperationTime();
             double latestArrivalTime = Math.min(activity.getTheoreticalLatestOperationStartTime(), potentialLatestArrivalTimeAtCurrAct);
+//                getLatestArrivalTime(activity.getTimeWindows(), potentialLatestArrivalTimeAtCurrAct);
             if (latestArrivalTime < activity.getTheoreticalEarliestOperationStartTime()) {
                 stateManager.putTypedInternalRouteState(route, vehicle, InternalStates.SWITCH_NOT_FEASIBLE, true);
             }
@@ -107,8 +109,8 @@ public class UpdateVehicleDependentPracticalTimeWindows implements RouteVisitor,
     }
 
 
-    public void finish() {
-    }
+    public void finish() {}
+
 
 }
 
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/constraint/VehicleDependentTimeWindowConstraints.java b/jsprit-core/src/main/java/jsprit/core/problem/constraint/VehicleDependentTimeWindowConstraints.java
index 168288cf..e8a93a6e 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/constraint/VehicleDependentTimeWindowConstraints.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/constraint/VehicleDependentTimeWindowConstraints.java
@@ -54,14 +54,9 @@ public class VehicleDependentTimeWindowConstraints implements HardActivityConstr
                 nextActLocation = newAct.getLocation();
             }
         } else {
-            //try to get latest_operation_start_time of newVehicle
             latestArrTimeAtNextAct = states.getActivityState(nextAct, iFacts.getNewVehicle(), InternalStates.LATEST_OPERATION_START_TIME, Double.class);
-//            if(latestArrTimeAtNextAct == null) //try to get latest_operation_start_time of currVehicle
-//                latestArrTimeAtNextAct = states.getActivityState(nextAct, iFacts.getRoute().getVehicle(), StateFactory.LATEST_OPERATION_START_TIME ,Double.class);
             if (latestArrTimeAtNextAct == null) {//otherwise set it to theoretical_latest_operation_startTime
                 latestArrTimeAtNextAct = nextAct.getTheoreticalLatestOperationStartTime();
-//                throw new IllegalStateException("this is strange and should not be");
-                //ToDo here, there should be another solution
             }
             nextActLocation = nextAct.getLocation();
         }
@@ -73,8 +68,10 @@ public class VehicleDependentTimeWindowConstraints implements HardActivityConstr
 			 *     |--- vehicle's operation time ---|
 			 *                        					|--- prevAct or newAct or nextAct ---|
 			 */
+        double newAct_theoreticalEarliestOperationStartTime = newAct.getTheoreticalEarliestOperationStartTime();
+
         if (latestVehicleArrival < prevAct.getTheoreticalEarliestOperationStartTime() ||
-            latestVehicleArrival < newAct.getTheoreticalEarliestOperationStartTime() ||
+            latestVehicleArrival < newAct_theoreticalEarliestOperationStartTime ||
             latestVehicleArrival < nextAct.getTheoreticalEarliestOperationStartTime()) {
             return ConstraintsStatus.NOT_FULFILLED_BREAK;
         }
@@ -85,7 +82,9 @@ public class VehicleDependentTimeWindowConstraints implements HardActivityConstr
 			 *                    |--- prevAct ---|
 			 *  |--- newAct ---|
 			 */
-        if (newAct.getTheoreticalLatestOperationStartTime() < prevAct.getTheoreticalEarliestOperationStartTime()) {
+        double newAct_theoreticalLatestOperationStartTime = newAct.getTheoreticalLatestOperationStartTime();
+
+        if (newAct_theoreticalLatestOperationStartTime < prevAct.getTheoreticalEarliestOperationStartTime()) {
             return ConstraintsStatus.NOT_FULFILLED_BREAK;
         }
 
@@ -103,16 +102,16 @@ public class VehicleDependentTimeWindowConstraints implements HardActivityConstr
              *                     |--- newAct ---|
 			 *  |--- nextAct ---|
 			 */
-        if (newAct.getTheoreticalEarliestOperationStartTime() > nextAct.getTheoreticalLatestOperationStartTime()) {
+        if(newAct_theoreticalEarliestOperationStartTime > nextAct.getTheoreticalLatestOperationStartTime()){
             return ConstraintsStatus.NOT_FULFILLED;
         }
         //			log.info("check insertion of " + newAct + " between " + prevAct + " and " + nextAct + ". prevActDepTime=" + prevActDepTime);
         double arrTimeAtNewAct = prevActDepTime + routingCosts.getTransportTime(prevAct.getLocation(), newAct.getLocation(), prevActDepTime, iFacts.getNewDriver(), iFacts.getNewVehicle());
         double endTimeAtNewAct = CalculationUtils.getActivityEndTime(arrTimeAtNewAct, newAct);
         double latestArrTimeAtNewAct =
-            Math.min(newAct.getTheoreticalLatestOperationStartTime(),
+            Math.min(newAct_theoreticalLatestOperationStartTime,
                 latestArrTimeAtNextAct -
-                    routingCosts.getBackwardTransportTime(newAct.getLocation(), nextActLocation, latestArrTimeAtNextAct, iFacts.getNewDriver(), iFacts.getNewVehicle())
+                    routingCosts.getBackwardTransportTime(newAct.getLocation(),nextActLocation,latestArrTimeAtNextAct,iFacts.getNewDriver(),iFacts.getNewVehicle())
                     - newAct.getOperationTime()
             );
 
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLReader.java b/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLReader.java
index aad52d1f..403ef815 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLReader.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLReader.java
@@ -134,6 +134,174 @@ public class VrpXMLReader {
         this.solutions = null;
     }
 
+    public void read(String filename) {
+        logger.debug("read vrp: {}", filename);
+        XMLConfiguration xmlConfig = new XMLConfiguration();
+        xmlConfig.setFileName(filename);
+        xmlConfig.setAttributeSplittingDisabled(true);
+        xmlConfig.setDelimiterParsingDisabled(true);
+
+        if (schemaValidation) {
+            final InputStream resource = Resource.getAsInputStream("vrp_xml_schema.xsd");
+            if (resource != null) {
+                EntityResolver resolver = new EntityResolver() {
+
+                    @Override
+                    public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
+                        {
+                            InputSource is = new InputSource(resource);
+                            return is;
+                        }
+                    }
+                };
+                xmlConfig.setEntityResolver(resolver);
+                xmlConfig.setSchemaValidation(true);
+            } else {
+                logger.debug("cannot find schema-xsd file (vrp_xml_schema.xsd). try to read xml without xml-file-validation.");
+            }
+        }
+        try {
+            xmlConfig.load();
+        } catch (ConfigurationException e) {
+            throw new RuntimeException(e);
+        }
+        readProblemType(xmlConfig);
+        readVehiclesAndTheirTypes(xmlConfig);
+
+        readShipments(xmlConfig);
+        readServices(xmlConfig);
+
+        readInitialRoutes(xmlConfig);
+        readSolutions(xmlConfig);
+
+        addJobsAndTheirLocationsToVrp();
+    }
+
+    private void addJobsAndTheirLocationsToVrp() {
+        for (Service service : serviceMap.values()) {
+            if (!freezedJobIds.contains(service.getId())) {
+                vrpBuilder.addJob(service);
+            }
+        }
+        for (Shipment shipment : shipmentMap.values()) {
+            if (!freezedJobIds.contains(shipment.getId())) {
+                vrpBuilder.addJob(shipment);
+            }
+        }
+    }
+
+    private void readInitialRoutes(XMLConfiguration xmlConfig) {
+        List<HierarchicalConfiguration> initialRouteConfigs = xmlConfig.configurationsAt("initialRoutes.route");
+        for (HierarchicalConfiguration routeConfig : initialRouteConfigs) {
+            Driver driver = DriverImpl.noDriver();
+            String vehicleId = routeConfig.getString("vehicleId");
+            Vehicle vehicle = getVehicle(vehicleId);
+            if (vehicle == null) throw new IllegalStateException("vehicle is missing.");
+            String start = routeConfig.getString("start");
+            if (start == null) throw new IllegalStateException("route start-time is missing.");
+            double departureTime = Double.parseDouble(start);
+
+            VehicleRoute.Builder routeBuilder = VehicleRoute.Builder.newInstance(vehicle, driver);
+            routeBuilder.setDepartureTime(departureTime);
+
+            List<HierarchicalConfiguration> actConfigs = routeConfig.configurationsAt("act");
+            for (HierarchicalConfiguration actConfig : actConfigs) {
+                String type = actConfig.getString("[@type]");
+                if (type == null) throw new IllegalStateException("act[@type] is missing.");
+                double arrTime = 0.;
+                double endTime = 0.;
+                String arrTimeS = actConfig.getString("arrTime");
+                if (arrTimeS != null) arrTime = Double.parseDouble(arrTimeS);
+                String endTimeS = actConfig.getString("endTime");
+                if (endTimeS != null) endTime = Double.parseDouble(endTimeS);
+
+                String serviceId = actConfig.getString("serviceId");
+                if (serviceId != null) {
+                    Service service = getService(serviceId);
+                    if (service == null)
+                        throw new IllegalStateException("service to serviceId " + serviceId + " is missing (reference in one of your initial routes). make sure you define the service you refer to here in <services> </services>.");
+                    //!!!since job is part of initial route, it does not belong to jobs in problem, i.e. variable jobs that can be assigned/scheduled
+                    freezedJobIds.add(serviceId);
+                    routeBuilder.addService(service);
+                } else {
+                    String shipmentId = actConfig.getString("shipmentId");
+                    if (shipmentId == null)
+                        throw new IllegalStateException("either serviceId or shipmentId is missing");
+                    Shipment shipment = getShipment(shipmentId);
+                    if (shipment == null)
+                        throw new IllegalStateException("shipment to shipmentId " + shipmentId + " is missing (reference in one of your initial routes). make sure you define the shipment you refer to here in <shipments> </shipments>.");
+                    freezedJobIds.add(shipmentId);
+                    if (type.equals("pickupShipment")) {
+                        routeBuilder.addPickup(shipment);
+                    } else if (type.equals("deliverShipment")) {
+                        routeBuilder.addDelivery(shipment);
+                    } else
+                        throw new IllegalStateException("type " + type + " is not supported. Use 'pickupShipment' or 'deliverShipment' here");
+                }
+            }
+            VehicleRoute route = routeBuilder.build();
+            vrpBuilder.addInitialVehicleRoute(route);
+        }
+
+    }
+
+    private void readSolutions(XMLConfiguration vrpProblem) {
+        if (solutions == null) return;
+        List<HierarchicalConfiguration> solutionConfigs = vrpProblem.configurationsAt("solutions.solution");
+        for (HierarchicalConfiguration solutionConfig : solutionConfigs) {
+            String totalCost = solutionConfig.getString("cost");
+            double cost = -1;
+            if (totalCost != null) cost = Double.parseDouble(totalCost);
+            List<HierarchicalConfiguration> routeConfigs = solutionConfig.configurationsAt("routes.route");
+            List<VehicleRoute> routes = new ArrayList<VehicleRoute>();
+            for (HierarchicalConfiguration routeConfig : routeConfigs) {
+                //! here, driverId is set to noDriver, no matter whats in driverId.
+                Driver driver = DriverImpl.noDriver();
+                String vehicleId = routeConfig.getString("vehicleId");
+                Vehicle vehicle = getVehicle(vehicleId);
+                if (vehicle == null) throw new IllegalStateException("vehicle is missing.");
+                String start = routeConfig.getString("start");
+                if (start == null) throw new IllegalStateException("route start-time is missing.");
+                double departureTime = Double.parseDouble(start);
+
+                String end = routeConfig.getString("end");
+                if (end == null) throw new IllegalStateException("route end-time is missing.");
+
+                VehicleRoute.Builder routeBuilder = VehicleRoute.Builder.newInstance(vehicle, driver);
+                routeBuilder.setDepartureTime(departureTime);
+                routeBuilder.setRouteEndArrivalTime(Double.parseDouble(end));
+                List<HierarchicalConfiguration> actConfigs = routeConfig.configurationsAt("act");
+                for (HierarchicalConfiguration actConfig : actConfigs) {
+                    String type = actConfig.getString("[@type]");
+                    if (type == null) throw new IllegalStateException("act[@type] is missing.");
+                    double arrTime = 0.;
+                    double endTime = 0.;
+                    String arrTimeS = actConfig.getString("arrTime");
+                    if (arrTimeS != null) arrTime = Double.parseDouble(arrTimeS);
+                    String endTimeS = actConfig.getString("endTime");
+                    if (endTimeS != null) endTime = Double.parseDouble(endTimeS);
+
+                    String serviceId = actConfig.getString("serviceId");
+                    if (serviceId != null) {
+                        Service service = getService(serviceId);
+                        routeBuilder.addService(service);
+                    } else {
+                        String shipmentId = actConfig.getString("shipmentId");
+                        if (shipmentId == null)
+                            throw new IllegalStateException("either serviceId or shipmentId is missing");
+                        Shipment shipment = getShipment(shipmentId);
+                        if (shipment == null)
+                            throw new IllegalStateException("shipment with id " + shipmentId + " does not exist.");
+                        if (type.equals("pickupShipment")) {
+                            routeBuilder.addPickup(shipment);
+                        } else if (type.equals("deliverShipment")) {
+                            routeBuilder.addDelivery(shipment);
+                        } else
+                            throw new IllegalStateException("type " + type + " is not supported. Use 'pickupShipment' or 'deliverShipment' here");
+                    }
+                }
+                routes.add(routeBuilder.build());
+            }
     public void read(String filename) {
         logger.debug("read vrp: {}", filename);
         XMLConfiguration xmlConfig = createXMLConfiguration();
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/job/Service.java b/jsprit-core/src/main/java/jsprit/core/problem/job/Service.java
index 15e995a4..bc0bc6ce 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/job/Service.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/job/Service.java
@@ -21,8 +21,12 @@ import jsprit.core.problem.Capacity;
 import jsprit.core.problem.Location;
 import jsprit.core.problem.Skills;
 import jsprit.core.problem.solution.route.activity.TimeWindow;
+import jsprit.core.problem.solution.route.activity.TimeWindows;
+import jsprit.core.problem.solution.route.activity.TimeWindowsImpl;
 import jsprit.core.util.Coordinate;
 
+import java.util.Collection;
+
 /**
  * Service implementation of a job.
  * <p/>
@@ -78,9 +82,15 @@ public class Service extends AbstractJob {
 
         protected Location location;
 
-        Builder(String id) {
-            this.id = id;
-        }
+        protected TimeWindowsImpl timeWindows;
+
+		private boolean twAdded = false;
+
+		Builder(String id){
+			this.id = id;
+			timeWindows = new TimeWindowsImpl();
+			timeWindows.add(timeWindow);
+		}
 
         /**
          * Protected method to set the type-name of the service.
@@ -137,21 +147,28 @@ public class Service extends AbstractJob {
             return this;
         }
 
-        /**
-         * Sets the time-window of this service.
-         * <p/>
-         * <p>The time-window indicates the time period a service/activity/operation is allowed to start.
-         *
-         * @param tw the time-window to be set
-         * @return builder
-         * @throws IllegalArgumentException if timeWindow is null
-         */
-        public Builder<T> setTimeWindow(TimeWindow tw) {
-            if (tw == null) throw new IllegalArgumentException("time-window arg must not be null");
+        public Builder<T> setTimeWindow(TimeWindow tw){
+            if(tw == null) throw new IllegalArgumentException("time-window arg must not be null");
             this.timeWindow = tw;
+            this.timeWindows = new TimeWindowsImpl();
+            timeWindows.add(tw);
             return this;
         }
 
+        public Builder<T> addTimeWindow(TimeWindow timeWindow) {
+            if(timeWindow == null) throw new IllegalArgumentException("time-window arg must not be null");
+            if(!twAdded){
+                timeWindows = new TimeWindowsImpl();
+                twAdded = true;
+            }
+            timeWindows.add(timeWindow);
+            return this;
+        }
+
+        public Builder<T> addTimeWindow(double earliest, double latest) {
+            return addTimeWindow(TimeWindow.newInstance(earliest, latest));
+        }
+
         /**
          * Builds the service.
          *
@@ -191,7 +208,6 @@ public class Service extends AbstractJob {
         }
     }
 
-
     private final String id;
 
     private final String type;
@@ -208,6 +224,8 @@ public class Service extends AbstractJob {
 
     private final Location location;
 
+    private final TimeWindows timeWindowManager;
+
     Service(Builder builder) {
         id = builder.id;
         serviceTime = builder.serviceTime;
@@ -217,7 +235,12 @@ public class Service extends AbstractJob {
         skills = builder.skills;
         name = builder.name;
         location = builder.location;
-    }
+		timeWindowManager = builder.timeWindows;
+	}
+
+	public Collection<TimeWindow> getTimeWindows(){
+		return timeWindowManager.getTimeWindows();
+	}
 
     @Override
     public String getId() {
@@ -245,11 +268,13 @@ public class Service extends AbstractJob {
 
     /**
      * Returns the time-window a service(-operation) is allowed to start.
+     * It is recommended to use getTimeWindows() instead. If you still use this, it returns the first time window of getTimeWindows() collection.
      *
      * @return time window
+     *
      */
     public TimeWindow getTimeWindow() {
-        return timeWindow;
+        return timeWindowManager.getTimeWindows().iterator().next();
     }
 
     /**
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/job/Shipment.java b/jsprit-core/src/main/java/jsprit/core/problem/job/Shipment.java
index da877166..7d3bc0d3 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/job/Shipment.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/job/Shipment.java
@@ -21,6 +21,9 @@ import jsprit.core.problem.Capacity;
 import jsprit.core.problem.Location;
 import jsprit.core.problem.Skills;
 import jsprit.core.problem.solution.route.activity.TimeWindow;
+import jsprit.core.problem.solution.route.activity.TimeWindowsImpl;
+
+import java.util.Collection;
 
 
 /**
@@ -42,6 +45,7 @@ import jsprit.core.problem.solution.route.activity.TimeWindow;
 public class Shipment extends AbstractJob {
 
 
+
     /**
      * Builder that builds the shipment.
      *
@@ -73,6 +77,14 @@ public class Shipment extends AbstractJob {
 
         private Location deliveryLocation_;
 
+        protected TimeWindowsImpl deliveryTimeWindows;
+
+        private boolean deliveryTimeWindowAdded = false;
+
+        private boolean pickupTimeWindowAdded = false;
+
+        private TimeWindowsImpl pickupTimeWindows;
+
         /**
          * Returns new instance of this builder.
          *
@@ -86,6 +98,10 @@ public class Shipment extends AbstractJob {
         Builder(String id) {
             if (id == null) throw new IllegalArgumentException("id must not be null");
             this.id = id;
+            pickupTimeWindows = new TimeWindowsImpl();
+            pickupTimeWindows.add(pickupTimeWindow);
+            deliveryTimeWindows = new TimeWindowsImpl();
+            deliveryTimeWindows.add(deliveryTimeWindow);
         }
 
         /**
@@ -125,11 +141,15 @@ public class Shipment extends AbstractJob {
          * @throws IllegalArgumentException if timeWindow is null
          */
         public Builder setPickupTimeWindow(TimeWindow timeWindow) {
-            if (timeWindow == null) throw new IllegalArgumentException("timeWindow cannot be null");
+            if (timeWindow == null) throw new IllegalArgumentException("delivery time-window must not be null");
             this.pickupTimeWindow = timeWindow;
+            this.pickupTimeWindows = new TimeWindowsImpl();
+            this.pickupTimeWindows.add(timeWindow);
             return this;
         }
 
+
+
         /**
          * Sets delivery location.
          *
@@ -169,6 +189,8 @@ public class Shipment extends AbstractJob {
         public Builder setDeliveryTimeWindow(TimeWindow timeWindow) {
             if (timeWindow == null) throw new IllegalArgumentException("delivery time-window must not be null");
             this.deliveryTimeWindow = timeWindow;
+            this.deliveryTimeWindows = new TimeWindowsImpl();
+            this.deliveryTimeWindows.add(timeWindow);
             return this;
         }
 
@@ -212,6 +234,35 @@ public class Shipment extends AbstractJob {
             this.name = name;
             return this;
         }
+
+        public Builder addDeliveryTimeWindow(TimeWindow timeWindow) {
+            if(timeWindow == null) throw new IllegalArgumentException("time-window arg must not be null");
+            if(!deliveryTimeWindowAdded){
+                deliveryTimeWindows = new TimeWindowsImpl();
+                deliveryTimeWindowAdded = true;
+            }
+            deliveryTimeWindows.add(timeWindow);
+            return this;
+        }
+
+        public Builder addDeliveryTimeWindow(double earliest, double latest) {
+            addDeliveryTimeWindow(TimeWindow.newInstance(earliest, latest));
+            return this;
+        }
+
+        public Builder addPickupTimeWindow(TimeWindow timeWindow) {
+            if(timeWindow == null) throw new IllegalArgumentException("time-window arg must not be null");
+            if(!pickupTimeWindowAdded){
+                pickupTimeWindows = new TimeWindowsImpl();
+                pickupTimeWindowAdded = true;
+            }
+            pickupTimeWindows.add(timeWindow);
+            return this;
+        }
+
+        public Builder addPickupTimeWindow(double earliest, double latest) {
+            return addPickupTimeWindow(TimeWindow.newInstance(earliest, latest));
+        }
     }
 
     private final String id;
@@ -234,6 +285,10 @@ public class Shipment extends AbstractJob {
 
     private final Location deliveryLocation_;
 
+    private final TimeWindowsImpl deliveryTimeWindows;
+
+    private final TimeWindowsImpl pickupTimeWindows;
+
     Shipment(Builder builder) {
         this.id = builder.id;
         this.pickupServiceTime = builder.pickupServiceTime;
@@ -245,6 +300,8 @@ public class Shipment extends AbstractJob {
         this.name = builder.name;
         this.pickupLocation_ = builder.pickupLocation_;
         this.deliveryLocation_ = builder.deliveryLocation_;
+        this.deliveryTimeWindows = builder.deliveryTimeWindows;
+        this.pickupTimeWindows = builder.pickupTimeWindows;
     }
 
     @Override
@@ -286,7 +343,11 @@ public class Shipment extends AbstractJob {
      * @return time-window of delivery
      */
     public TimeWindow getDeliveryTimeWindow() {
-        return deliveryTimeWindow;
+        return deliveryTimeWindows.getTimeWindows().iterator().next();
+    }
+
+    public Collection<TimeWindow> getDeliveryTimeWindows() {
+        return deliveryTimeWindows.getTimeWindows();
     }
 
     /**
@@ -295,9 +356,14 @@ public class Shipment extends AbstractJob {
      * @return time-window of pickup
      */
     public TimeWindow getPickupTimeWindow() {
-        return pickupTimeWindow;
+        return pickupTimeWindows.getTimeWindows().iterator().next();
     }
 
+    public Collection<TimeWindow> getPickupTimeWindows() {
+        return pickupTimeWindows.getTimeWindows();
+    }
+
+
     @Override
     public int hashCode() {
         final int prime = 31;
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/VehicleRoute.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/VehicleRoute.java
index 6f948e1d..857b0323 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/VehicleRoute.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/VehicleRoute.java
@@ -212,7 +212,8 @@ public class VehicleRoute {
         }
 
         /**
-         * Adds a service to this route.
+         * Adds a service to this route. Activity is initialized with .getTimeWindow(). If you want to explicitly set another time window
+         * use .addService(Service service, TimeWindow timeWindow)
          * <p/>
          * <p>This implies that for this service a serviceActivity is created with {@link TourActivityFactory} and added to the sequence of tourActivities.
          * <p/>
@@ -223,9 +224,15 @@ public class VehicleRoute {
          * @throws IllegalArgumentException if service is null
          */
         public Builder addService(Service service) {
+            return addService(service,service.getTimeWindow());
+        }
+
+        public Builder addService(Service service, TimeWindow timeWindow) {
             if (service == null) throw new IllegalArgumentException("service must not be null");
             List<AbstractActivity> acts = jobActivityFactory.createActivities(service);
             TourActivity act = acts.get(0);
+            act.setTheoreticalEarliestOperationStartTime(timeWindow.getStart());
+            act.setTheoreticalLatestOperationStartTime(timeWindow.getEnd());
             tourActivities.addActivity(act);
             return this;
         }
@@ -238,8 +245,12 @@ public class VehicleRoute {
          */
         public Builder addPickup(Pickup pickup) {
             if (pickup == null) throw new IllegalArgumentException("pickup must not be null");
-            addService(pickup);
-            return this;
+            return addService(pickup);
+        }
+
+        public Builder addPickup(Pickup pickup, TimeWindow timeWindow) {
+            if (pickup == null) throw new IllegalArgumentException("pickup must not be null");
+            return addService(pickup,timeWindow);
         }
 
         /**
@@ -250,8 +261,12 @@ public class VehicleRoute {
          */
         public Builder addDelivery(Delivery delivery) {
             if (delivery == null) throw new IllegalArgumentException("delivery must not be null");
-            addService(delivery);
-            return this;
+            return addService(delivery);
+        }
+
+        public Builder addDelivery(Delivery delivery, TimeWindow timeWindow) {
+            if (delivery == null) throw new IllegalArgumentException("delivery must not be null");
+            return addService(delivery,timeWindow);
         }
 
         /**
@@ -262,10 +277,16 @@ public class VehicleRoute {
          * @throws IllegalStateException if method has already been called with the specified shipment.
          */
         public Builder addPickup(Shipment shipment) {
+            return addPickup(shipment, shipment.getPickupTimeWindow());
+        }
+
+        public Builder addPickup(Shipment shipment, TimeWindow pickupTimeWindow) {
             if (openShipments.contains(shipment))
                 throw new IllegalStateException("shipment has already been added. cannot add it twice.");
             List<AbstractActivity> acts = jobActivityFactory.createActivities(shipment);
             TourActivity act = acts.get(0);
+            act.setTheoreticalEarliestOperationStartTime(pickupTimeWindow.getStart());
+            act.setTheoreticalLatestOperationStartTime(pickupTimeWindow.getEnd());
             tourActivities.addActivity(act);
             openShipments.add(shipment);
             openActivities.put(shipment, acts.get(1));
@@ -280,8 +301,14 @@ public class VehicleRoute {
          * @throws IllegalStateException if specified shipment has not been picked up yet (i.e. method addPickup(shipment) has not been called yet).
          */
         public Builder addDelivery(Shipment shipment) {
+            return addDelivery(shipment,shipment.getDeliveryTimeWindow());
+        }
+
+        public Builder addDelivery(Shipment shipment, TimeWindow deliveryTimeWindow) {
             if (openShipments.contains(shipment)) {
                 TourActivity act = openActivities.get(shipment);
+                act.setTheoreticalEarliestOperationStartTime(deliveryTimeWindow.getStart());
+                act.setTheoreticalLatestOperationStartTime(deliveryTimeWindow.getEnd());
                 tourActivities.addActivity(act);
                 openShipments.remove(shipment);
             } else {
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartAsSoonAsArrived.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartAsSoonAsArrived.java
new file mode 100644
index 00000000..957de835
--- /dev/null
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartAsSoonAsArrived.java
@@ -0,0 +1,12 @@
+package jsprit.core.problem.solution.route.activity;
+
+/**
+ * Created by schroeder on 08/07/15.
+ */
+public class ActivityStartAsSoonAsArrived implements ActivityStartStrategy {
+
+    @Override
+    public double getActivityStartTime(TourActivity activity, double arrivalTime) {
+        return arrivalTime;
+    }
+}
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartStrategy.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartStrategy.java
new file mode 100644
index 00000000..937f4602
--- /dev/null
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartStrategy.java
@@ -0,0 +1,10 @@
+package jsprit.core.problem.solution.route.activity;
+
+/**
+ * Created by schroeder on 08/07/15.
+ */
+public interface ActivityStartStrategy {
+
+    public double getActivityStartTime(TourActivity activity, double arrivalTime);
+
+}
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartsAsSoonAsTimeWindowOpens.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartsAsSoonAsTimeWindowOpens.java
new file mode 100644
index 00000000..40f7d0c4
--- /dev/null
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ActivityStartsAsSoonAsTimeWindowOpens.java
@@ -0,0 +1,13 @@
+package jsprit.core.problem.solution.route.activity;
+
+/**
+ * Created by schroeder on 08/07/15.
+ */
+public class ActivityStartsAsSoonAsTimeWindowOpens implements ActivityStartStrategy {
+
+    @Override
+    public double getActivityStartTime(TourActivity activity, double arrivalTime) {
+        return Math.max(activity.getTheoreticalEarliestOperationStartTime(),arrivalTime);
+    }
+
+}
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/BreakActivity.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/BreakActivity.java
index 27d65bb9..5b70c91f 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/BreakActivity.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/BreakActivity.java
@@ -71,6 +71,10 @@ public class BreakActivity extends AbstractActivity implements JobActivity {
 
     private final Break aBreak;
 
+    private double earliest = 0;
+
+    private double latest = Double.MAX_VALUE;
+
     protected BreakActivity(Break aBreak) {
         counter++;
         this.aBreak = aBreak;
@@ -83,6 +87,8 @@ public class BreakActivity extends AbstractActivity implements JobActivity {
         this.endTime = breakActivity.getEndTime();
         this.location = breakActivity.getLocation();
         setIndex(breakActivity.getIndex());
+        this.earliest = breakActivity.getTheoreticalEarliestOperationStartTime();
+        this.latest = breakActivity.getTheoreticalLatestOperationStartTime();
     }
 
 
@@ -118,11 +124,11 @@ public class BreakActivity extends AbstractActivity implements JobActivity {
     }
 
     public double getTheoreticalEarliestOperationStartTime() {
-        return aBreak.getTimeWindow().getStart();
+        return earliest;
     }
 
     public double getTheoreticalLatestOperationStartTime() {
-        return aBreak.getTimeWindow().getEnd();
+        return latest;
     }
 
     @Override
@@ -158,6 +164,16 @@ public class BreakActivity extends AbstractActivity implements JobActivity {
             + "][twEnd=" + Activities.round(getTheoreticalLatestOperationStartTime()) + "]";
     }
 
+    @Override
+    public void setTheoreticalEarliestOperationStartTime(double earliest) {
+        this.earliest = earliest;
+    }
+
+    @Override
+    public void setTheoreticalLatestOperationStartTime(double latest) {
+        this.latest = latest;
+    }
+
     @Override
     public String getName() {
         return aBreak.getType();
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/DeliverService.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/DeliverService.java
index 65411df1..4c94ed8f 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/DeliverService.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/DeliverService.java
@@ -31,6 +31,10 @@ public final class DeliverService extends AbstractActivity implements DeliveryAc
 
     private double endTime;
 
+    private double theoreticalEarliest = 0;
+
+    private double theoreticalLatest = Double.MAX_VALUE;
+
     public DeliverService(Delivery delivery) {
         super();
         this.delivery = delivery;
@@ -43,6 +47,8 @@ public final class DeliverService extends AbstractActivity implements DeliveryAc
         this.endTime = deliveryActivity.getEndTime();
         capacity = deliveryActivity.getSize();
         setIndex(deliveryActivity.getIndex());
+        this.theoreticalEarliest = deliveryActivity.getTheoreticalEarliestOperationStartTime();
+        this.theoreticalLatest = deliveryActivity.getTheoreticalLatestOperationStartTime();
     }
 
     @Override
@@ -60,14 +66,25 @@ public final class DeliverService extends AbstractActivity implements DeliveryAc
         return delivery.getLocation();
     }
 
+    @Override
+    public void setTheoreticalEarliestOperationStartTime(double earliest) {
+        theoreticalEarliest = earliest;
+    }
+
+    @Override
+    public void setTheoreticalLatestOperationStartTime(double latest) {
+        theoreticalLatest = latest;
+    }
+
+
     @Override
     public double getTheoreticalEarliestOperationStartTime() {
-        return delivery.getTimeWindow().getStart();
+        return theoreticalEarliest;
     }
 
     @Override
     public double getTheoreticalLatestOperationStartTime() {
-        return delivery.getTimeWindow().getEnd();
+        return theoreticalLatest;
     }
 
     @Override
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/DeliverShipment.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/DeliverShipment.java
index 7ef97fc2..0987e752 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/DeliverShipment.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/DeliverShipment.java
@@ -32,6 +32,10 @@ public final class DeliverShipment extends AbstractActivity implements DeliveryA
 
     private Capacity capacity;
 
+    private double earliest = 0;
+
+    private double latest = Double.MAX_VALUE;
+
     public DeliverShipment(Shipment shipment) {
         super();
         this.shipment = shipment;
@@ -45,6 +49,8 @@ public final class DeliverShipment extends AbstractActivity implements DeliveryA
         this.endTime = deliveryShipmentActivity.getEndTime();
         this.capacity = deliveryShipmentActivity.getSize();
         setIndex(deliveryShipmentActivity.getIndex());
+        this.earliest = deliveryShipmentActivity.getTheoreticalEarliestOperationStartTime();
+        this.latest = deliveryShipmentActivity.getTheoreticalLatestOperationStartTime();
     }
 
     @Override
@@ -52,6 +58,16 @@ public final class DeliverShipment extends AbstractActivity implements DeliveryA
         return shipment;
     }
 
+    @Override
+    public void setTheoreticalEarliestOperationStartTime(double earliest) {
+        this.earliest = earliest;
+    }
+
+    @Override
+    public void setTheoreticalLatestOperationStartTime(double latest) {
+        this.latest = latest;
+    }
+
     @Override
     public String getName() {
         return "deliverShipment";
@@ -69,12 +85,12 @@ public final class DeliverShipment extends AbstractActivity implements DeliveryA
 
     @Override
     public double getTheoreticalEarliestOperationStartTime() {
-        return shipment.getDeliveryTimeWindow().getStart();
+        return earliest;
     }
 
     @Override
     public double getTheoreticalLatestOperationStartTime() {
-        return shipment.getDeliveryTimeWindow().getEnd();
+        return latest;
     }
 
     @Override
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/PickupService.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/PickupService.java
index 79b9caf9..40854dfe 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/PickupService.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/PickupService.java
@@ -30,6 +30,10 @@ public final class PickupService extends AbstractActivity implements PickupActiv
 
     private double depTime;
 
+    private double theoreticalEarliest = 0;
+
+    private double theoreticalLatest = Double.MAX_VALUE;
+
     public PickupService(Pickup pickup) {
         super();
         this.pickup = pickup;
@@ -44,6 +48,8 @@ public final class PickupService extends AbstractActivity implements PickupActiv
         this.arrTime = pickupActivity.getArrTime();
         this.depTime = pickupActivity.getEndTime();
         setIndex(pickupActivity.getIndex());
+        this.theoreticalEarliest = pickupActivity.getTheoreticalEarliestOperationStartTime();
+        this.theoreticalLatest = pickupActivity.getTheoreticalLatestOperationStartTime();
     }
 
     @Override
@@ -63,12 +69,22 @@ public final class PickupService extends AbstractActivity implements PickupActiv
 
     @Override
     public double getTheoreticalEarliestOperationStartTime() {
-        return pickup.getTimeWindow().getStart();
+        return theoreticalEarliest;
     }
 
     @Override
     public double getTheoreticalLatestOperationStartTime() {
-        return pickup.getTimeWindow().getEnd();
+        return theoreticalLatest;
+    }
+
+    @Override
+    public void setTheoreticalEarliestOperationStartTime(double earliest) {
+        this.theoreticalEarliest = earliest;
+    }
+
+    @Override
+    public void setTheoreticalLatestOperationStartTime(double latest) {
+        this.theoreticalLatest = latest;
     }
 
     @Override
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/PickupShipment.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/PickupShipment.java
index 2e6da51b..27ebe7b2 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/PickupShipment.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/PickupShipment.java
@@ -22,7 +22,7 @@ import jsprit.core.problem.Location;
 import jsprit.core.problem.job.Job;
 import jsprit.core.problem.job.Shipment;
 
-public final class PickupShipment extends AbstractActivity implements PickupActivity {
+public final class PickupShipment extends AbstractActivity implements PickupActivity{
 
     private Shipment shipment;
 
@@ -30,6 +30,10 @@ public final class PickupShipment extends AbstractActivity implements PickupActi
 
     private double arrTime;
 
+    private double earliest = 0;
+
+    private double latest = Double.MAX_VALUE;
+
     public PickupShipment(Shipment shipment) {
         super();
         this.shipment = shipment;
@@ -41,6 +45,8 @@ public final class PickupShipment extends AbstractActivity implements PickupActi
         this.arrTime = pickupShipmentActivity.getArrTime();
         this.endTime = pickupShipmentActivity.getEndTime();
         setIndex(pickupShipmentActivity.getIndex());
+        this.earliest = pickupShipmentActivity.getTheoreticalEarliestOperationStartTime();
+        this.latest = pickupShipmentActivity.getTheoreticalLatestOperationStartTime();
     }
 
     @Override
@@ -48,6 +54,16 @@ public final class PickupShipment extends AbstractActivity implements PickupActi
         return shipment;
     }
 
+    @Override
+    public void setTheoreticalEarliestOperationStartTime(double earliest) {
+        this.earliest = earliest;
+    }
+
+    @Override
+    public void setTheoreticalLatestOperationStartTime(double latest) {
+        this.latest = latest;
+    }
+
     @Override
     public String getName() {
         return "pickupShipment";
@@ -65,12 +81,12 @@ public final class PickupShipment extends AbstractActivity implements PickupActi
 
     @Override
     public double getTheoreticalEarliestOperationStartTime() {
-        return shipment.getPickupTimeWindow().getStart();
+        return earliest;
     }
 
     @Override
     public double getTheoreticalLatestOperationStartTime() {
-        return shipment.getPickupTimeWindow().getEnd();
+        return latest;
     }
 
     @Override
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ServiceActivity.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ServiceActivity.java
index 624bed31..9c203736 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ServiceActivity.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/ServiceActivity.java
@@ -22,14 +22,22 @@ import jsprit.core.problem.Location;
 import jsprit.core.problem.job.Service;
 import jsprit.core.problem.solution.route.activity.TourActivity.JobActivity;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class ServiceActivity extends AbstractActivity implements JobActivity {
 
+    @Deprecated
     public static int counter = 0;
 
     public double arrTime;
 
     public double endTime;
 
+    private double theoreticalEarliest;
+
+    private double theoreticalLatest;
+
     /**
      * @return the arrTime
      */
@@ -80,6 +88,8 @@ public class ServiceActivity extends AbstractActivity implements JobActivity {
         this.arrTime = serviceActivity.getArrTime();
         this.endTime = serviceActivity.getEndTime();
         setIndex(serviceActivity.getIndex());
+        this.theoreticalEarliest = serviceActivity.getTheoreticalEarliestOperationStartTime();
+        this.theoreticalLatest = serviceActivity.getTheoreticalLatestOperationStartTime();
     }
 
 
@@ -115,11 +125,21 @@ public class ServiceActivity extends AbstractActivity implements JobActivity {
     }
 
     public double getTheoreticalEarliestOperationStartTime() {
-        return service.getTimeWindow().getStart();
+        return theoreticalEarliest;
     }
 
     public double getTheoreticalLatestOperationStartTime() {
-        return service.getTimeWindow().getEnd();
+        return theoreticalLatest;
+    }
+
+    @Override
+    public void setTheoreticalEarliestOperationStartTime(double earliest) {
+        theoreticalEarliest = earliest;
+    }
+
+    @Override
+    public void setTheoreticalLatestOperationStartTime(double latest) {
+        theoreticalLatest = latest;
     }
 
     @Override
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/Start.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/Start.java
index 73f27e87..f0f72345 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/Start.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/Start.java
@@ -97,10 +97,12 @@ public final class Start extends AbstractActivity implements TourActivity {
         return theoretical_latestOperationStartTime;
     }
 
+    @Deprecated
     public void setTheoreticalEarliestOperationStartTime(double time) {
         this.theoretical_earliestOperationStartTime = time;
     }
 
+    @Deprecated
     public void setTheoreticalLatestOperationStartTime(double time) {
         this.theoretical_latestOperationStartTime = time;
     }
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TimeWindows.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TimeWindows.java
new file mode 100644
index 00000000..ceeda7c1
--- /dev/null
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TimeWindows.java
@@ -0,0 +1,12 @@
+package jsprit.core.problem.solution.route.activity;
+
+import java.util.Collection;
+
+/**
+ * Created by schroeder on 20/05/15.
+ */
+public interface TimeWindows {
+
+    public Collection<TimeWindow> getTimeWindows();
+
+}
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TimeWindowsImpl.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TimeWindowsImpl.java
new file mode 100644
index 00000000..e449004f
--- /dev/null
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TimeWindowsImpl.java
@@ -0,0 +1,33 @@
+package jsprit.core.problem.solution.route.activity;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+
+/**
+ * Created by schroeder on 26/05/15.
+ */
+public class TimeWindowsImpl implements TimeWindows {
+
+    private Collection<TimeWindow> timeWindows = new ArrayList<TimeWindow>();
+
+    public void add(TimeWindow timeWindow){
+        for(TimeWindow tw : timeWindows){
+            if(timeWindow.getStart() > tw.getStart() && timeWindow.getStart() < tw.getEnd()){
+                throw new IllegalStateException("time-windows cannot overlap each other. overlap: " + tw + ", " + timeWindow);
+            }
+            if(timeWindow.getEnd() > tw.getStart() && timeWindow.getEnd() < tw.getEnd()){
+                throw new IllegalStateException("time-windows cannot overlap each other. overlap: " + tw + ", " + timeWindow);
+            }
+            if(timeWindow.getStart() <= tw.getStart() && timeWindow.getEnd() >= tw.getEnd()){
+                throw new IllegalStateException("time-windows cannot overlap each other. overlap: " + tw + ", " + timeWindow);
+            }
+        }
+        timeWindows.add(timeWindow);
+    }
+
+    public Collection<TimeWindow> getTimeWindows() {
+        return Collections.unmodifiableCollection(timeWindows);
+    }
+
+}
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TourActivity.java b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TourActivity.java
index 942477a2..320a1eec 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TourActivity.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/solution/route/activity/TourActivity.java
@@ -30,6 +30,10 @@ import jsprit.core.problem.job.Job;
  */
 public interface TourActivity extends HasIndex {
 
+	public void setTheoreticalEarliestOperationStartTime(double earliest);
+
+	public void setTheoreticalLatestOperationStartTime(double latest);
+
     /**
      * Basic interface of job-activies.
      * <p/>
diff --git a/jsprit-core/src/main/java/jsprit/core/util/ActivityTimeTracker.java b/jsprit-core/src/main/java/jsprit/core/util/ActivityTimeTracker.java
index 9bf07369..a94f33ef 100644
--- a/jsprit-core/src/main/java/jsprit/core/util/ActivityTimeTracker.java
+++ b/jsprit-core/src/main/java/jsprit/core/util/ActivityTimeTracker.java
@@ -18,8 +18,7 @@ package jsprit.core.util;
 
 import jsprit.core.problem.cost.ForwardTransportTime;
 import jsprit.core.problem.solution.route.VehicleRoute;
-import jsprit.core.problem.solution.route.activity.ActivityVisitor;
-import jsprit.core.problem.solution.route.activity.TourActivity;
+import jsprit.core.problem.solution.route.activity.*;
 
 public class ActivityTimeTracker implements ActivityVisitor {
 
@@ -43,17 +42,27 @@ public class ActivityTimeTracker implements ActivityVisitor {
 
     private double actEndTime;
 
-    private ActivityPolicy activityPolicy = ActivityPolicy.AS_SOON_AS_TIME_WINDOW_OPENS;
+    private ActivityStartStrategy startStrategy;
 
-    public ActivityTimeTracker(ForwardTransportTime transportTime) {
-        super();
-        this.transportTime = transportTime;
-    }
+	public ActivityTimeTracker(ForwardTransportTime transportTime) {
+		super();
+		this.transportTime = transportTime;
+		this.startStrategy = new ActivityStartsAsSoonAsTimeWindowOpens();
+	}
 
     public ActivityTimeTracker(ForwardTransportTime transportTime, ActivityPolicy activityPolicy) {
         super();
         this.transportTime = transportTime;
-        this.activityPolicy = activityPolicy;
+		if(activityPolicy.equals(ActivityPolicy.AS_SOON_AS_ARRIVED)){
+			this.startStrategy = new ActivityStartAsSoonAsArrived();
+		}
+		else this.startStrategy = new ActivityStartsAsSoonAsTimeWindowOpens();
+    }
+
+    public ActivityTimeTracker(ForwardTransportTime transportTime, ActivityStartStrategy startStrategy) {
+        super();
+        this.transportTime = transportTime;
+        this.startStrategy = startStrategy;
     }
 
     public double getActArrTime() {
@@ -75,36 +84,22 @@ public class ActivityTimeTracker implements ActivityVisitor {
 
     @Override
     public void visit(TourActivity activity) {
-        if (!beginFirst) throw new IllegalStateException("never called begin. this however is essential here");
+        if(!beginFirst) throw new IllegalStateException("never called begin. this however is essential here");
         double transportTime = this.transportTime.getTransportTime(prevAct.getLocation(), activity.getLocation(), startAtPrevAct, route.getDriver(), route.getVehicle());
         double arrivalTimeAtCurrAct = startAtPrevAct + transportTime;
-
         actArrTime = arrivalTimeAtCurrAct;
-        double operationStartTime;
-
-        if (activityPolicy.equals(ActivityPolicy.AS_SOON_AS_TIME_WINDOW_OPENS)) {
-            operationStartTime = Math.max(activity.getTheoreticalEarliestOperationStartTime(), arrivalTimeAtCurrAct);
-        } else if (activityPolicy.equals(ActivityPolicy.AS_SOON_AS_ARRIVED)) {
-            operationStartTime = actArrTime;
-        } else operationStartTime = actArrTime;
-
-        double operationEndTime = operationStartTime + activity.getOperationTime();
-
+        double operationEndTime = startStrategy.getActivityStartTime(activity,arrivalTimeAtCurrAct) + activity.getOperationTime();
         actEndTime = operationEndTime;
-
         prevAct = activity;
         startAtPrevAct = operationEndTime;
-
     }
 
     @Override
     public void finish() {
         double transportTime = this.transportTime.getTransportTime(prevAct.getLocation(), route.getEnd().getLocation(), startAtPrevAct, route.getDriver(), route.getVehicle());
         double arrivalTimeAtCurrAct = startAtPrevAct + transportTime;
-
         actArrTime = arrivalTimeAtCurrAct;
         actEndTime = arrivalTimeAtCurrAct;
-
         beginFirst = false;
     }
 
diff --git a/jsprit-core/src/main/java/jsprit/core/util/CalculationUtils.java b/jsprit-core/src/main/java/jsprit/core/util/CalculationUtils.java
index acf281a7..265fbd64 100644
--- a/jsprit-core/src/main/java/jsprit/core/util/CalculationUtils.java
+++ b/jsprit-core/src/main/java/jsprit/core/util/CalculationUtils.java
@@ -1,3 +1,4 @@
+
 /*******************************************************************************
  * Copyright (C) 2014  Stefan Schroeder
  *
@@ -29,7 +30,7 @@ public class CalculationUtils {
      * @param act
      * @return
      */
-    public static double getActivityEndTime(double actArrTime, TourActivity act) {
-        return Math.max(actArrTime, act.getTheoreticalEarliestOperationStartTime()) + act.getOperationTime();
+    public static double getActivityEndTime(double actArrTime, TourActivity act){
+		return Math.max(actArrTime, act.getTheoreticalEarliestOperationStartTime()) + act.getOperationTime();
     }
 }
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/IgnoreBreakTimeWindowTest.java b/jsprit-core/src/test/java/jsprit/core/algorithm/IgnoreBreakTimeWindowTest.java
new file mode 100644
index 00000000..0161d2f4
--- /dev/null
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/IgnoreBreakTimeWindowTest.java
@@ -0,0 +1,96 @@
+package jsprit.core.algorithm;
+
+import jsprit.core.algorithm.box.Jsprit;
+import jsprit.core.problem.Location;
+import jsprit.core.problem.VehicleRoutingProblem;
+import jsprit.core.problem.job.Break;
+import jsprit.core.problem.job.Service;
+import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
+import jsprit.core.problem.solution.route.activity.BreakActivity;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
+import jsprit.core.problem.solution.route.activity.TourActivity;
+import jsprit.core.problem.vehicle.VehicleImpl;
+import jsprit.core.problem.vehicle.VehicleType;
+import jsprit.core.problem.vehicle.VehicleTypeImpl;
+import jsprit.core.util.Solutions;
+import junit.framework.Assert;
+import org.junit.Test;
+
+/**
+ * Created by schroeder on 08/01/16.
+ */
+public class IgnoreBreakTimeWindowTest {
+
+    @Test
+    public void doNotIgnoreBreakTW(){
+        VehicleTypeImpl.Builder vehicleTypeBuilder = VehicleTypeImpl.Builder.newInstance("vehicleType");
+        VehicleType vehicleType = vehicleTypeBuilder.setCostPerWaitingTime(0.8).build();
+
+		/*
+         * get a vehicle-builder and build a vehicle located at (10,10) with type "vehicleType"
+		 */
+
+        VehicleImpl vehicle2;
+        {
+            VehicleImpl.Builder vehicleBuilder = VehicleImpl.Builder.newInstance("v2");
+            vehicleBuilder.setStartLocation(Location.newInstance(0, 0));
+            vehicleBuilder.setType(vehicleType);
+            vehicleBuilder.setEarliestStart(10).setLatestArrival(50);
+            vehicleBuilder.setBreak(Break.Builder.newInstance("lunch").setTimeWindow(TimeWindow.newInstance(14, 14)).setServiceTime(1.).build());
+            vehicle2 = vehicleBuilder.build();
+        }
+		/*
+         * build services at the required locations, each with a capacity-demand of 1.
+		 */
+
+
+        Service service4 = Service.Builder.newInstance("2").setLocation(Location.newInstance(0, 0))
+            .setServiceTime(1.).setTimeWindow(TimeWindow.newInstance(17,17)).build();
+
+        Service service5 = Service.Builder.newInstance("3").setLocation(Location.newInstance(0, 0))
+            .setServiceTime(1.).setTimeWindow(TimeWindow.newInstance(18, 18)).build();
+
+        Service service7 = Service.Builder.newInstance("4").setLocation(Location.newInstance(0, 0))
+            .setServiceTime(1.).setTimeWindow(TimeWindow.newInstance(10, 10)).build();
+
+        Service service8 = Service.Builder.newInstance("5").setLocation(Location.newInstance(0, 0))
+            .setServiceTime(1.).setTimeWindow(TimeWindow.newInstance(12, 12)).build();
+
+        Service service10 = Service.Builder.newInstance("6").setLocation(Location.newInstance(0, 0))
+            .setServiceTime(1.).setTimeWindow(TimeWindow.newInstance(16, 16)).build();
+
+        Service service11 = Service.Builder.newInstance("7").setLocation(Location.newInstance(0, 0))
+            .setServiceTime(1.).setTimeWindow(TimeWindow.newInstance(13, 13)).build();
+
+        VehicleRoutingProblem vrp = VehicleRoutingProblem.Builder.newInstance()
+            .addVehicle(vehicle2)
+            .addJob(service4)
+            .addJob(service5).addJob(service7)
+            .addJob(service8).addJob(service10).addJob(service11)
+            .setFleetSize(VehicleRoutingProblem.FleetSize.FINITE)
+            .build();
+
+        VehicleRoutingAlgorithm vra = Jsprit.createAlgorithm(vrp);
+        vra.setMaxIterations(50);
+
+        VehicleRoutingProblemSolution solution = Solutions.bestOf(vra.searchSolutions());
+
+
+        Assert.assertTrue(breakShouldBeTime(solution));
+    }
+
+    private boolean breakShouldBeTime(VehicleRoutingProblemSolution solution) {
+        boolean inTime = true;
+        for(TourActivity act : solution.getRoutes().iterator().next().getActivities()){
+            if(act instanceof BreakActivity){
+                if(act.getEndTime() < ((BreakActivity) act).getJob().getTimeWindow().getStart()){
+                    inTime = false;
+                }
+                if(act.getArrTime() > ((BreakActivity) act).getJob().getTimeWindow().getEnd()){
+                    inTime = false;
+                }
+            }
+        }
+        return inTime;
+    }
+}
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/MultipleTimeWindowsTest.java b/jsprit-core/src/test/java/jsprit/core/algorithm/MultipleTimeWindowsTest.java
new file mode 100644
index 00000000..369aa645
--- /dev/null
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/MultipleTimeWindowsTest.java
@@ -0,0 +1,79 @@
+package jsprit.core.algorithm;
+
+import jsprit.core.algorithm.box.Jsprit;
+import jsprit.core.problem.Location;
+import jsprit.core.problem.VehicleRoutingProblem;
+import jsprit.core.problem.job.Service;
+import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
+import jsprit.core.problem.vehicle.VehicleImpl;
+import jsprit.core.util.Solutions;
+import junit.framework.Assert;
+import org.junit.Test;
+
+/**
+ * Created by schroeder on 26/05/15.
+ */
+public class MultipleTimeWindowsTest {
+
+    @Test
+    public void service2ShouldNotBeInserted(){
+        Service s = Service.Builder.newInstance("s1").setLocation(Location.newInstance(10,0)).build();
+
+        Service s2 = Service.Builder.newInstance("s2")
+                .addTimeWindow(50.,60.)
+                .setLocation(Location.newInstance(20, 0)).build();
+
+        VehicleImpl v = VehicleImpl.Builder.newInstance("v1").setStartLocation(Location.newInstance(0,0))
+                .setEarliestStart(0.).setLatestArrival(40).build();
+
+        VehicleRoutingProblem vrp = VehicleRoutingProblem.Builder.newInstance().addJob(s).addJob(s2).addVehicle(v).build();
+        VehicleRoutingAlgorithm algorithm = Jsprit.createAlgorithm(vrp);
+        algorithm.setMaxIterations(100);
+        VehicleRoutingProblemSolution solution = Solutions.bestOf(algorithm.searchSolutions());
+
+        Assert.assertEquals(1,solution.getUnassignedJobs().size());
+    }
+
+    @Test
+    public void service2ShouldBeInsertedIntoNewVehicle(){
+        Service s = Service.Builder.newInstance("s1").setLocation(Location.newInstance(10,0))
+                .addTimeWindow(5.,15.).build();
+
+        Service s2 = Service.Builder.newInstance("s2")
+                .addTimeWindow(50.,60.)
+                .setLocation(Location.newInstance(20, 0)).build();
+
+        VehicleImpl v = VehicleImpl.Builder.newInstance("v1").setStartLocation(Location.newInstance(0,0))
+                .setEarliestStart(0.).setLatestArrival(40).build();
+
+        VehicleImpl v2 = VehicleImpl.Builder.newInstance("v2").setStartLocation(Location.newInstance(0,0))
+                .setEarliestStart(40.).setLatestArrival(80).build();
+
+        VehicleRoutingProblem vrp = VehicleRoutingProblem.Builder.newInstance().addJob(s).addJob(s2).addVehicle(v).addVehicle(v2).build();
+        VehicleRoutingAlgorithm algorithm = Jsprit.createAlgorithm(vrp);
+        algorithm.setMaxIterations(100);
+        VehicleRoutingProblemSolution solution = Solutions.bestOf(algorithm.searchSolutions());
+
+        Assert.assertEquals(0,solution.getUnassignedJobs().size());
+        Assert.assertEquals(2, solution.getRoutes().size());
+    }
+
+    @Test
+    public void service2ShouldBeInserted(){
+        Service s = Service.Builder.newInstance("s1").setLocation(Location.newInstance(10,0)).build();
+
+        Service s2 = Service.Builder.newInstance("s2")
+                .addTimeWindow(50., 60.).addTimeWindow(15., 25)
+                .setLocation(Location.newInstance(20, 0)).build();
+
+        VehicleImpl v = VehicleImpl.Builder.newInstance("v1").setStartLocation(Location.newInstance(0,0))
+                .setEarliestStart(0.).setLatestArrival(40).build();
+
+        VehicleRoutingProblem vrp = VehicleRoutingProblem.Builder.newInstance().addJob(s).addJob(s2).addVehicle(v).build();
+        VehicleRoutingAlgorithm algorithm = Jsprit.createAlgorithm(vrp);
+        algorithm.setMaxIterations(100);
+        VehicleRoutingProblemSolution solution = Solutions.bestOf(algorithm.searchSolutions());
+
+        Assert.assertEquals(0,solution.getUnassignedJobs().size());
+    }
+}
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestCalculatesServiceInsertion.java b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestCalculatesServiceInsertion.java
index 28dde653..bf2d4d71 100644
--- a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestCalculatesServiceInsertion.java
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestCalculatesServiceInsertion.java
@@ -124,6 +124,7 @@ public class TestCalculatesServiceInsertion {
         states.updateLoadStates();
         states.updateTimeWindowStates();
 
+
         ConstraintManager cManager = new ConstraintManager(vrp, states);
         cManager.addLoadConstraint();
         cManager.addTimeWindowConstraint();
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestInserter.java b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestInserter.java
index 714f04c7..011dab8d 100644
--- a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestInserter.java
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestInserter.java
@@ -29,6 +29,7 @@ import jsprit.core.problem.solution.route.VehicleRoute;
 import jsprit.core.problem.solution.route.activity.DeliverShipment;
 import jsprit.core.problem.solution.route.activity.PickupService;
 import jsprit.core.problem.solution.route.activity.PickupShipment;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
 import jsprit.core.problem.vehicle.Vehicle;
 import jsprit.core.problem.vehicle.VehicleImpl;
 import jsprit.core.problem.vehicle.VehicleType;
@@ -53,6 +54,8 @@ public class TestInserter {
         when(vehicle.isReturnToDepot()).thenReturn(true);
         when(vehicle.getId()).thenReturn("vehId");
 
+        when(service.getTimeWindow()).thenReturn(mock(TimeWindow.class));
+
         VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addService(service).build();
         //start - pick(shipment) - del(shipment) - end
         Service serviceToInsert = mock(Service.class);
@@ -88,6 +91,8 @@ public class TestInserter {
         when(vehicle.isReturnToDepot()).thenReturn(false);
         when(vehicle.getId()).thenReturn("vehId");
 
+        when(service.getTimeWindow()).thenReturn(mock(TimeWindow.class));
+
         VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addService(service).build();
         Service serviceToInsert = mock(Service.class);
         when(serviceToInsert.getLocation()).thenReturn(Location.Builder.newInstance().setId("delLoc").build());
@@ -125,6 +130,9 @@ public class TestInserter {
         when(vehicle.isReturnToDepot()).thenReturn(true);
         when(vehicle.getId()).thenReturn("vehId");
 
+        when(shipment.getPickupTimeWindow()).thenReturn(mock(TimeWindow.class));
+        when(shipment.getDeliveryTimeWindow()).thenReturn(mock(TimeWindow.class));
+
         VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
         //start - pick(shipment) - del(shipment) - end
         Shipment shipmentToInsert = Shipment.Builder.newInstance("s").setDeliveryLocation(Location.newInstance("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
@@ -161,6 +169,9 @@ public class TestInserter {
         when(vehicle.isReturnToDepot()).thenReturn(false);
         when(vehicle.getId()).thenReturn("vehId");
 
+        when(shipment.getPickupTimeWindow()).thenReturn(mock(TimeWindow.class));
+        when(shipment.getDeliveryTimeWindow()).thenReturn(mock(TimeWindow.class));
+
         VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
         //start - pick(shipment) - del(shipment) - end
         Shipment shipmentToInsert = Shipment.Builder.newInstance("s").setDeliveryLocation(Location.newInstance("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
@@ -188,6 +199,9 @@ public class TestInserter {
         Vehicle vehicle = VehicleImpl.Builder.newInstance("vehId").setStartLocation(Location.newInstance("vehLoc")).setType(mock(VehicleType.class)).build();
         Vehicle newVehicle = VehicleImpl.Builder.newInstance("newVehId").setStartLocation(Location.newInstance("newVehLoc")).setType(mock(VehicleType.class)).build();
 
+        when(shipment.getPickupTimeWindow()).thenReturn(mock(TimeWindow.class));
+        when(shipment.getDeliveryTimeWindow()).thenReturn(mock(TimeWindow.class));
+
         VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
         //start - pick(shipment) - del(shipment) - end
         Shipment shipmentToInsert = Shipment.Builder.newInstance("s").setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).setDeliveryLocation(Location.newInstance("delLoc")).build();
@@ -213,6 +227,9 @@ public class TestInserter {
         Vehicle vehicle = VehicleImpl.Builder.newInstance("vehId").setReturnToDepot(false).setStartLocation(Location.newInstance("vehLoc")).setType(mock(VehicleType.class)).build();
         Vehicle newVehicle = VehicleImpl.Builder.newInstance("newVehId").setReturnToDepot(false).setStartLocation(Location.newInstance("newVehLoc")).setType(mock(VehicleType.class)).build();
 
+        when(shipment.getPickupTimeWindow()).thenReturn(mock(TimeWindow.class));
+        when(shipment.getDeliveryTimeWindow()).thenReturn(mock(TimeWindow.class));
+
         VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
         //start - pick(shipment) - del(shipment) - end
         Shipment shipmentToInsert = Shipment.Builder.newInstance("s").setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).setDeliveryLocation(Location.newInstance("delLoc")).build();
@@ -239,6 +256,9 @@ public class TestInserter {
         Vehicle vehicle = VehicleImpl.Builder.newInstance("vehId").setReturnToDepot(false).setStartLocation(Location.Builder.newInstance().setId("vehLoc").build()).setType(mock(VehicleType.class)).build();
         Vehicle newVehicle = VehicleImpl.Builder.newInstance("newVehId").setReturnToDepot(false).setStartLocation(Location.Builder.newInstance().setId("newVehLoc").build()).setType(mock(VehicleType.class)).build();
 
+        when(shipment.getPickupTimeWindow()).thenReturn(mock(TimeWindow.class));
+        when(shipment.getDeliveryTimeWindow()).thenReturn(mock(TimeWindow.class));
+
         VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
         //start - pick(shipment) - del(shipment) - end
         Shipment shipmentToInsert = Shipment.Builder.newInstance("s").setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).setDeliveryLocation(Location.newInstance("delLoc")).build();
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestLocalActivityInsertionCostsCalculator.java b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestLocalActivityInsertionCostsCalculator.java
index a6d4ec08..5a9d481d 100644
--- a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestLocalActivityInsertionCostsCalculator.java
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestLocalActivityInsertionCostsCalculator.java
@@ -171,6 +171,8 @@ public class TestLocalActivityInsertionCostsCalculator {
         TourActivity prevAct = vrp.getActivities(prevS).get(0);
         TourActivity newAct = vrp.getActivities(newS).get(0);
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(40);
+        nextAct.setTheoreticalLatestOperationStartTime(80);
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(prevS).addService(nextS).build();
         JobInsertionContext context = new JobInsertionContext(route, newS, v, null, 0.);
@@ -204,6 +206,9 @@ public class TestLocalActivityInsertionCostsCalculator {
         Start prevAct = new Start(Location.newInstance(0, 0), 0, 100);
         TourActivity newAct = vrp.getActivities(newS).get(0);
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(40);
+        nextAct.setTheoreticalLatestOperationStartTime(50);
+
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(nextS).build();
         JobInsertionContext context = new JobInsertionContext(route, newS, v, null, 0.);
@@ -228,6 +233,9 @@ public class TestLocalActivityInsertionCostsCalculator {
         Start prevAct = new Start(Location.newInstance(0, 0), 0, 100);
         TourActivity newAct = vrp.getActivities(newS).get(0);
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(140);
+        nextAct.setTheoreticalLatestOperationStartTime(150);
+
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v2).setJobActivityFactory(vrp.getJobActivityFactory()).addService(nextS).build();
         JobInsertionContext context = new JobInsertionContext(route, newS, v2, null, 0.);
@@ -248,6 +256,9 @@ public class TestLocalActivityInsertionCostsCalculator {
 
         Start prevAct = new Start(Location.newInstance(0, 0), 0, 100);
         TourActivity newAct = vrp.getActivities(newS).get(0);
+        newAct.setTheoreticalEarliestOperationStartTime(100);
+        newAct.setTheoreticalLatestOperationStartTime(150);
+
         End nextAct = new End(Location.newInstance(0, 0), 0, 100);
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).build();
@@ -273,6 +284,9 @@ public class TestLocalActivityInsertionCostsCalculator {
         TourActivity prevAct = vrp.getActivities(prevS).get(0);
         TourActivity newAct = vrp.getActivities(newS).get(0);
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(40);
+        nextAct.setTheoreticalLatestOperationStartTime(50);
+
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(prevS).addService(nextS).build();
         JobInsertionContext context = new JobInsertionContext(route, newS, v, null, 0.);
@@ -296,7 +310,13 @@ public class TestLocalActivityInsertionCostsCalculator {
 
         TourActivity prevAct = vrp.getActivities(prevS).get(0);
         TourActivity newAct = vrp.getActivities(newS).get(0);
+        newAct.setTheoreticalEarliestOperationStartTime(100);
+        newAct.setTheoreticalLatestOperationStartTime(120);
+
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(40);
+        nextAct.setTheoreticalLatestOperationStartTime(500);
+
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(prevS).addService(nextS).build();
         JobInsertionContext context = new JobInsertionContext(route, newS, v, null, 0.);
@@ -323,7 +343,13 @@ public class TestLocalActivityInsertionCostsCalculator {
 
         TourActivity prevAct = vrp.getActivities(prevS).get(0);
         TourActivity newAct = vrp.getActivities(newS).get(0);
+        newAct.setTheoreticalEarliestOperationStartTime(100);
+        newAct.setTheoreticalLatestOperationStartTime(120);
+
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(400);
+        nextAct.setTheoreticalLatestOperationStartTime(500);
+
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(prevS).addService(nextS).addService(afterNextS).build();
 
@@ -358,7 +384,21 @@ public class TestLocalActivityInsertionCostsCalculator {
 
         TourActivity prevAct = vrp.getActivities(prevS).get(0);
         TourActivity newAct = vrp.getActivities(newS).get(0);
+        newAct.setTheoreticalEarliestOperationStartTime(100);
+        newAct.setTheoreticalLatestOperationStartTime(120);
+
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(40);
+        nextAct.setTheoreticalLatestOperationStartTime(500);
+
+        TourActivity afterNextAct = vrp.getActivities(afterNextS).get(0);
+        afterNextAct.setTheoreticalEarliestOperationStartTime(80);
+        afterNextAct.setTheoreticalLatestOperationStartTime(500);
+
+        TourActivity afterAfterNextAct = vrp.getActivities(afterAfterNextS).get(0);
+        afterAfterNextAct.setTheoreticalEarliestOperationStartTime(100);
+        afterAfterNextAct.setTheoreticalLatestOperationStartTime(500);
+
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(prevS).addService(nextS).addService(afterNextS).addService(afterAfterNextS).build();
 
@@ -396,7 +436,20 @@ public class TestLocalActivityInsertionCostsCalculator {
 
         TourActivity prevAct = vrp.getActivities(prevS).get(0);
         TourActivity newAct = vrp.getActivities(newS).get(0);
+        newAct.setTheoreticalEarliestOperationStartTime(100);
+        newAct.setTheoreticalLatestOperationStartTime(120);
+
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(40);
+        nextAct.setTheoreticalLatestOperationStartTime(500);
+
+        TourActivity afterNextAct = vrp.getActivities(afterNextS).get(0);
+        afterNextAct.setTheoreticalEarliestOperationStartTime(80);
+        afterNextAct.setTheoreticalLatestOperationStartTime(500);
+
+        TourActivity afterAfterNextAct = vrp.getActivities(afterAfterNextS).get(0);
+        afterAfterNextAct.setTheoreticalEarliestOperationStartTime(100);
+        afterAfterNextAct.setTheoreticalLatestOperationStartTime(500);
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(prevS).addService(nextS).addService(afterNextS).addService(afterAfterNextS).build();
         JobInsertionContext context = new JobInsertionContext(route, newS, v, null, 0.);
@@ -438,7 +491,21 @@ public class TestLocalActivityInsertionCostsCalculator {
 
         TourActivity prevAct = vrp.getActivities(prevS).get(0);
         TourActivity newAct = vrp.getActivities(newS).get(0);
+        newAct.setTheoreticalEarliestOperationStartTime(100);
+        newAct.setTheoreticalLatestOperationStartTime(120);
+
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(40);
+        nextAct.setTheoreticalLatestOperationStartTime(500);
+
+        TourActivity afterNextAct = vrp.getActivities(afterNextS).get(0);
+        afterNextAct.setTheoreticalEarliestOperationStartTime(80);
+        afterNextAct.setTheoreticalLatestOperationStartTime(500);
+
+        TourActivity afterAfterNextAct = vrp.getActivities(afterAfterNextS).get(0);
+        afterAfterNextAct.setTheoreticalEarliestOperationStartTime(100);
+        afterAfterNextAct.setTheoreticalLatestOperationStartTime(500);
+
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(prevS).addService(nextS).addService(afterNextS).addService(afterAfterNextS).build();
         JobInsertionContext context = new JobInsertionContext(route, newS, v, null, 0.);
@@ -478,13 +545,29 @@ public class TestLocalActivityInsertionCostsCalculator {
             .addJob(afterNextS).addJob(afterAfterNextS).build();
 
         TourActivity prevAct = vrp.getActivities(prevS).get(0);
+
         TourActivity newAct = vrp.getActivities(newS).get(0);
+        newAct.setTheoreticalEarliestOperationStartTime(50);
+        newAct.setTheoreticalLatestOperationStartTime(70);
+
         TourActivity nextAct = vrp.getActivities(nextS).get(0);
+        nextAct.setTheoreticalEarliestOperationStartTime(40);
+        nextAct.setTheoreticalLatestOperationStartTime(70);
+
+        TourActivity afterNextAct = vrp.getActivities(afterNextS).get(0);
+        afterNextAct.setTheoreticalEarliestOperationStartTime(50);
+        afterNextAct.setTheoreticalEarliestOperationStartTime(100);
+
+        TourActivity afterAfterNextAct = vrp.getActivities(afterAfterNextS).get(0);
+        afterAfterNextAct.setTheoreticalEarliestOperationStartTime(100);
+        afterAfterNextAct.setTheoreticalEarliestOperationStartTime(500);
 
         VehicleRoute route = VehicleRoute.Builder.newInstance(v).setJobActivityFactory(vrp.getJobActivityFactory()).addService(prevS).addService(nextS).addService(afterNextS).addService(afterAfterNextS).build();
         JobInsertionContext context = new JobInsertionContext(route, newS, v, null, 0.);
 
         StateManager stateManager = getStateManager(vrp, route);
+        stateManager.updateTimeWindowStates();
+        stateManager.informInsertionStarts(Arrays.asList(route),new ArrayList<Job>());
 
         LocalActivityInsertionCostsCalculator calc = new LocalActivityInsertionCostsCalculator(CostFactory.createEuclideanCosts(), new WaitingTimeCosts(), stateManager);
         calc.setSolutionCompletenessRatio(1.);
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestRouteLevelActivityInsertionCostEstimator.java b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestRouteLevelActivityInsertionCostEstimator.java
index 5b74368b..7b675fc6 100644
--- a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestRouteLevelActivityInsertionCostEstimator.java
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestRouteLevelActivityInsertionCostEstimator.java
@@ -84,6 +84,15 @@ public class TestRouteLevelActivityInsertionCostEstimator {
         VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
         final VehicleRoutingProblem vrp = vrpBuilder.addJob(s1).addJob(s2).addJob(s3).build();
 
+        vrp.getActivities(s1).get(0).setTheoreticalEarliestOperationStartTime(10);
+        vrp.getActivities(s1).get(0).setTheoreticalLatestOperationStartTime(10);
+
+        vrp.getActivities(s2).get(0).setTheoreticalEarliestOperationStartTime(20);
+        vrp.getActivities(s2).get(0).setTheoreticalLatestOperationStartTime(20);
+
+        vrp.getActivities(s3).get(0).setTheoreticalEarliestOperationStartTime(30);
+        vrp.getActivities(s3).get(0).setTheoreticalLatestOperationStartTime(30);
+
         route = VehicleRoute.Builder.newInstance(vehicle).setJobActivityFactory(new JobActivityFactory() {
             @Override
             public List<AbstractActivity> createActivities(Job job) {
@@ -123,6 +132,9 @@ public class TestRouteLevelActivityInsertionCostEstimator {
     public void whenNewActWithTWAndServiceTimeInBetweenFirstAndSecond_and_forwardLookingIs0_itShouldReturnCorrectCosts() {
         Service s4 = Service.Builder.newInstance("s4").setLocation(Location.newInstance("5,0")).setServiceTime(10.).setTimeWindow(TimeWindow.newInstance(5., 5.)).build();
         PickupActivity pickupService = new PickupService(s4);
+        pickupService.setTheoreticalEarliestOperationStartTime(5);
+        pickupService.setTheoreticalLatestOperationStartTime(5);
+
         JobInsertionContext context = new JobInsertionContext(route, s4, route.getVehicle(), route.getDriver(), 0.);
         RouteLevelActivityInsertionCostsEstimator estimator = new RouteLevelActivityInsertionCostsEstimator(routingCosts, activityCosts, stateManager);
         estimator.setForwardLooking(0);
@@ -177,6 +189,8 @@ public class TestRouteLevelActivityInsertionCostEstimator {
     public void whenNewActWithTWInBetweenSecondAndThird_and_forwardLookingIs3_itShouldReturnCorrectCosts() {
         Service s4 = Service.Builder.newInstance("s4").setLocation(Location.newInstance("5,0")).setTimeWindow(TimeWindow.newInstance(5., 5.)).build();
         PickupActivity pickupService = new PickupService(s4);
+        pickupService.setTheoreticalEarliestOperationStartTime(5);
+        pickupService.setTheoreticalLatestOperationStartTime(5);
         JobInsertionContext context = new JobInsertionContext(route, s4, route.getVehicle(), route.getDriver(), 0.);
         RouteLevelActivityInsertionCostsEstimator estimator = new RouteLevelActivityInsertionCostsEstimator(routingCosts, activityCosts, stateManager);
         estimator.setForwardLooking(3);
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestRouteLevelServiceInsertionCostEstimator.java b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestRouteLevelServiceInsertionCostEstimator.java
index 01ca4a44..4bc8754e 100644
--- a/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestRouteLevelServiceInsertionCostEstimator.java
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/recreate/TestRouteLevelServiceInsertionCostEstimator.java
@@ -96,6 +96,15 @@ public class TestRouteLevelServiceInsertionCostEstimator {
         vrpBuilder.addVehicle(vehicle);
         vrp = vrpBuilder.build();
 
+        vrp.getActivities(s1).get(0).setTheoreticalEarliestOperationStartTime(10);
+        vrp.getActivities(s1).get(0).setTheoreticalLatestOperationStartTime(10);
+
+        vrp.getActivities(s2).get(0).setTheoreticalEarliestOperationStartTime(20);
+        vrp.getActivities(s2).get(0).setTheoreticalLatestOperationStartTime(20);
+
+        vrp.getActivities(s3).get(0).setTheoreticalEarliestOperationStartTime(30);
+        vrp.getActivities(s3).get(0).setTheoreticalLatestOperationStartTime(30);
+
         activityFactory = new JobActivityFactory() {
             @Override
             public List<AbstractActivity> createActivities(Job job) {
@@ -169,7 +178,10 @@ public class TestRouteLevelServiceInsertionCostEstimator {
             public List<AbstractActivity> createActivities(Job job) {
                 List<AbstractActivity> acts = activityFactory.createActivities(job);
                 if (acts.isEmpty()) {
-                    acts.add(new PickupService(s4));
+                    PickupService pickupService = new PickupService(s4);
+                    pickupService.setTheoreticalEarliestOperationStartTime(5);
+                    pickupService.setTheoreticalLatestOperationStartTime(5);
+                    acts.add(pickupService);
                 }
                 return acts;
             }
@@ -195,7 +207,10 @@ public class TestRouteLevelServiceInsertionCostEstimator {
             public List<AbstractActivity> createActivities(Job job) {
                 List<AbstractActivity> acts = activityFactory.createActivities(job);
                 if (acts.isEmpty()) {
-                    acts.add(new PickupService(s4));
+                    PickupService pickupService = new PickupService(s4);
+                    pickupService.setTheoreticalEarliestOperationStartTime(5);
+                    pickupService.setTheoreticalLatestOperationStartTime(5);
+                    acts.add(pickupService);
                 }
                 return acts;
             }
@@ -220,7 +235,10 @@ public class TestRouteLevelServiceInsertionCostEstimator {
             public List<AbstractActivity> createActivities(Job job) {
                 List<AbstractActivity> acts = activityFactory.createActivities(job);
                 if (acts.isEmpty()) {
-                    acts.add(new PickupService(s4));
+                    PickupService pickupService = new PickupService(s4);
+                    pickupService.setTheoreticalEarliestOperationStartTime(3);
+                    pickupService.setTheoreticalLatestOperationStartTime(3);
+                    acts.add(pickupService);
                 }
                 return acts;
             }
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/state/UpdateVehicleDependentTimeWindowTest.java b/jsprit-core/src/test/java/jsprit/core/algorithm/state/UpdateVehicleDependentTimeWindowTest.java
index 9762a0d8..5d457a43 100644
--- a/jsprit-core/src/test/java/jsprit/core/algorithm/state/UpdateVehicleDependentTimeWindowTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/state/UpdateVehicleDependentTimeWindowTest.java
@@ -8,6 +8,7 @@ import jsprit.core.problem.cost.VehicleRoutingTransportCosts;
 import jsprit.core.problem.job.Job;
 import jsprit.core.problem.job.Service;
 import jsprit.core.problem.solution.route.VehicleRoute;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
 import jsprit.core.problem.vehicle.FiniteFleetManagerFactory;
 import jsprit.core.problem.vehicle.Vehicle;
 import jsprit.core.problem.vehicle.VehicleFleetManager;
@@ -179,4 +180,40 @@ public class UpdateVehicleDependentTimeWindowTest {
     }
 
 
+    @Test
+    public void twUpdateShouldWorkWithMultipleTWs(){
+        //
+        VehicleImpl vehicle = VehicleImpl.Builder.newInstance("v").setStartLocation(Location.newInstance("0,0")).setEarliestStart(0.).setLatestArrival(100.).build();
+        Service service = Service.Builder.newInstance("s1").setLocation(Location.newInstance("10,0"))
+                .addTimeWindow(10,20).addTimeWindow(30,40).build();
+        Service service2 = Service.Builder.newInstance("s2")
+                .addTimeWindow(20,30).addTimeWindow(40,60).addTimeWindow(70,80).setLocation(Location.newInstance("20,0")).build();
+
+        VehicleRoutingProblem vrp = VehicleRoutingProblem.Builder.newInstance().addJob(service).addJob(service2).addVehicle(vehicle)
+                .setRoutingCost(routingCosts).build();
+
+        VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle).setJobActivityFactory(vrp.getJobActivityFactory())
+                .addService(service).addService(service2, TimeWindow.newInstance(70,80)).build();
+
+        StateManager stateManager = new StateManager(vrp);
+        UpdateVehicleDependentPracticalTimeWindows updater = new UpdateVehicleDependentPracticalTimeWindows(stateManager,routingCosts);
+        updater.setVehiclesToUpdate(new UpdateVehicleDependentPracticalTimeWindows.VehiclesToUpdate() {
+
+            @Override
+            public Collection<Vehicle> get(VehicleRoute route) {
+                Collection<Vehicle> vehicles = new ArrayList<Vehicle>();
+                vehicles.add(route.getVehicle());
+//                vehicles.addAll(fleetManager.getAvailableVehicles(route.getVehicle()));
+                return vehicles;
+            }
+
+        });
+        stateManager.addStateUpdater(updater);
+        stateManager.informInsertionStarts(Arrays.asList(route), Collections.<Job>emptyList());
+
+        assertEquals(80.,stateManager.getActivityState(route.getActivities().get(1),vehicle,
+                InternalStates.LATEST_OPERATION_START_TIME, Double.class),0.01);
+    }
+
+
 }
diff --git a/jsprit-core/src/test/java/jsprit/core/analysis/SolutionAnalyserTest.java b/jsprit-core/src/test/java/jsprit/core/analysis/SolutionAnalyserTest.java
index 1d1c3e4f..b3c98aee 100644
--- a/jsprit-core/src/test/java/jsprit/core/analysis/SolutionAnalyserTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/analysis/SolutionAnalyserTest.java
@@ -90,7 +90,9 @@ public class SolutionAnalyserTest {
         Service s3 = Service.Builder.newInstance("s3")
             .setTimeWindow(TimeWindow.newInstance(10, 20))
             .setLocation(TestUtils.loc(Coordinate.newInstance(10, 1))).addSizeDimension(0, 2).build();
+
         Service s4 = Service.Builder.newInstance("s4").setLocation(TestUtils.loc(Coordinate.newInstance(10, 10))).addSizeDimension(0, 3).build();
+
         Shipment shipment2 = Shipment.Builder.newInstance("ship2").setPickupLocation(TestUtils.loc(Coordinate.newInstance(15, 2)))
             .setPickupServiceTime(20.).setDeliveryServiceTime(20.)
             .setDeliveryLocation(TestUtils.loc(Coordinate.newInstance(16, 5))).addSizeDimension(0, 10).build();
@@ -120,12 +122,12 @@ public class SolutionAnalyserTest {
             .setLatestArrival(150.)
             .build();
 
-        Pickup s1 = (Pickup) Pickup.Builder.newInstance("s1")
+        Pickup s1 = Pickup.Builder.newInstance("s1")
             .setTimeWindow(TimeWindow.newInstance(10, 20))
             .setLocation(Location.newInstance(-10, 1))
             .addSizeDimension(0, 10)
             .build();
-        Delivery s2 = (Delivery) Delivery.Builder.newInstance("s2")
+        Delivery s2 = Delivery.Builder.newInstance("s2")
             .setLocation(Location.newInstance(-10, 10))
             .setTimeWindow(TimeWindow.newInstance(10, 20))
             .addSizeDimension(0, 20)
@@ -137,12 +139,12 @@ public class SolutionAnalyserTest {
             .setPickupTimeWindow(TimeWindow.newInstance(10, 20)).setDeliveryTimeWindow(TimeWindow.newInstance(10, 20))
             .build();
 
-        Pickup s3 = (Pickup) Pickup.Builder.newInstance("s3")
+        Pickup s3 = Pickup.Builder.newInstance("s3")
             .setTimeWindow(TimeWindow.newInstance(10, 20))
             .setLocation(TestUtils.loc(Coordinate.newInstance(10, 1)))
             .addSizeDimension(0, 10)
             .build();
-        Delivery s4 = (Delivery) Delivery.Builder.newInstance("s4").setLocation(Location.newInstance(10, 10))
+        Delivery s4 = Delivery.Builder.newInstance("s4").setLocation(Location.newInstance(10, 10))
             .addSizeDimension(0, 20)
             .setTimeWindow(TimeWindow.newInstance(10, 20))
             .build();
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/job/ServiceTest.java b/jsprit-core/src/test/java/jsprit/core/problem/job/ServiceTest.java
index 798343f4..6e6da3f0 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/job/ServiceTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/job/ServiceTest.java
@@ -23,7 +23,9 @@ import org.junit.Test;
 import java.util.HashSet;
 import java.util.Set;
 
+import static org.hamcrest.core.Is.is;
 import static org.junit.Assert.*;
+import static org.junit.internal.matchers.IsCollectionContaining.hasItem;
 
 public class ServiceTest {
 
@@ -112,62 +114,86 @@ public class ServiceTest {
     }
 
 
+	@Test
+	public void whenSettingLocationCoord_itShouldBeSetCorrectly(){
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance(1, 2)).build();
+		assertEquals(1.0,s.getLocation().getCoordinate().getX(),0.01);
+		assertEquals(2.0,s.getLocation().getCoordinate().getY(),0.01);
+        assertEquals(1.0,s.getLocation().getCoordinate().getX(),0.01);
+        assertEquals(2.0,s.getLocation().getCoordinate().getY(),0.01);
+	}
+
+	@Test(expected=IllegalStateException.class)
+	public void whenSettingNeitherLocationIdNorCoord_throwsException(){
+		@SuppressWarnings("unused")
+		Service s = Service.Builder.newInstance("s").build();
+	}
+
+	@Test(expected=IllegalArgumentException.class)
+	public void whenServiceTimeSmallerZero_throwIllegalStateException(){
+		@SuppressWarnings("unused")
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc")).setServiceTime(-1).build();
+	}
+
+	@Test
+	public void whenSettingServiceTime_itShouldBeSetCorrectly(){
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc")).setServiceTime(1).build();
+		assertEquals(1.0,s.getServiceDuration(),0.01);
+	}
+
+	@Test(expected=IllegalArgumentException.class)
+	public void whenTimeWindowIsNull_throwException(){
+		@SuppressWarnings("unused")
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc")).setTimeWindow(null).build();
+	}
+
+	@Test
+	public void whenSettingTimeWindow_itShouldBeSetCorrectly(){
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc")).setTimeWindow(TimeWindow.newInstance(1.0, 2.0)).build();
+		assertEquals(1.0,s.getTimeWindow().getStart(),0.01);
+		assertEquals(2.0,s.getTimeWindow().getEnd(),0.01);
+	}
+
+	@Test
+	public void whenAddingSkills_theyShouldBeAddedCorrectly(){
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
+				.addRequiredSkill("drill").addRequiredSkill("screwdriver").build();
+		assertTrue(s.getRequiredSkills().containsSkill("drill"));
+		assertTrue(s.getRequiredSkills().containsSkill("drill"));
+		assertTrue(s.getRequiredSkills().containsSkill("ScrewDriver"));
+	}
+
+	@Test
+	public void whenAddingSkillsCaseSens_theyShouldBeAddedCorrectly(){
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
+				.addRequiredSkill("DriLl").addRequiredSkill("screwDriver").build();
+		assertTrue(s.getRequiredSkills().containsSkill("drill"));
+		assertTrue(s.getRequiredSkills().containsSkill("drilL"));
+	}
+
     @Test
-    public void whenSettingLocationCoord_itShouldBeSetCorrectly() {
-        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance(1, 2)).build();
-        assertEquals(1.0, s.getLocation().getCoordinate().getX(), 0.01);
-        assertEquals(2.0, s.getLocation().getCoordinate().getY(), 0.01);
-        assertEquals(1.0, s.getLocation().getCoordinate().getX(), 0.01);
-        assertEquals(2.0, s.getLocation().getCoordinate().getY(), 0.01);
-    }
-
-    @Test(expected = IllegalStateException.class)
-    public void whenSettingNeitherLocationIdNorCoord_throwsException() {
-        @SuppressWarnings("unused")
-        Service s = Service.Builder.newInstance("s").build();
-    }
-
-    @Test(expected = IllegalArgumentException.class)
-    public void whenServiceTimeSmallerZero_throwIllegalStateException() {
-        @SuppressWarnings("unused")
-        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc")).setServiceTime(-1).build();
+    public void whenAddingSeveralTimeWindows_itShouldBeSetCorrectly(){
+        TimeWindow tw1 = TimeWindow.newInstance(1.0, 2.0);
+        TimeWindow tw2 = TimeWindow.newInstance(3.0, 5.0);
+        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
+            .addTimeWindow(tw1)
+            .addTimeWindow(tw2)
+            .build();
+        assertEquals(2, s.getTimeWindows().size());
+        assertThat(s.getTimeWindows(),hasItem(is(tw1)));
+        assertThat(s.getTimeWindows(),hasItem(is(tw2)));
     }
 
     @Test
-    public void whenSettingServiceTime_itShouldBeSetCorrectly() {
-        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc")).setServiceTime(1).build();
-        assertEquals(1.0, s.getServiceDuration(), 0.01);
-    }
-
-    @Test(expected = IllegalArgumentException.class)
-    public void whenTimeWindowIsNull_throwException() {
-        @SuppressWarnings("unused")
-        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc")).setTimeWindow(null).build();
-    }
-
-    @Test
-    public void whenSettingTimeWindow_itShouldBeSetCorrectly() {
-        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc")).setTimeWindow(TimeWindow.newInstance(1.0, 2.0)).build();
+    public void whenAddingTimeWindow_itShouldBeSetCorrectly(){
+        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
+            .addTimeWindow(TimeWindow.newInstance(1.0, 2.0)).build();
         assertEquals(1.0, s.getTimeWindow().getStart(), 0.01);
         assertEquals(2.0, s.getTimeWindow().getEnd(), 0.01);
     }
 
-    @Test
-    public void whenAddingSkills_theyShouldBeAddedCorrectly() {
-        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
-            .addRequiredSkill("drill").addRequiredSkill("screwdriver").build();
-        assertTrue(s.getRequiredSkills().containsSkill("drill"));
-        assertTrue(s.getRequiredSkills().containsSkill("drill"));
-        assertTrue(s.getRequiredSkills().containsSkill("ScrewDriver"));
-    }
 
-    @Test
-    public void whenAddingSkillsCaseSens_theyShouldBeAddedCorrectly() {
-        Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
-            .addRequiredSkill("DriLl").addRequiredSkill("screwDriver").build();
-        assertTrue(s.getRequiredSkills().containsSkill("drill"));
-        assertTrue(s.getRequiredSkills().containsSkill("drilL"));
-    }
+
 
     @Test
     public void whenAddingSkillsCaseSensV2_theyShouldBeAddedCorrectly() {
@@ -184,4 +210,28 @@ public class ServiceTest {
         assertEquals("name", s.getName());
     }
 
+	@Test
+	public void shouldKnowMultipleTimeWindows(){
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
+				.addTimeWindow(TimeWindow.newInstance(0., 10.)).addTimeWindow(TimeWindow.newInstance(20., 30.))
+				.setName("name").build();
+		assertEquals(2,s.getTimeWindows().size());
+	}
+
+	@Test(expected = IllegalStateException.class)
+	public void whenMultipleTWOverlap_throwEx(){
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
+				.addTimeWindow(TimeWindow.newInstance(0.,10.))
+				.addTimeWindow(TimeWindow.newInstance(5., 30.))
+				.setName("name").build();
+	}
+
+	@Test(expected = IllegalStateException.class)
+	public void whenMultipleTWOverlap2_throwEx(){
+		Service s = Service.Builder.newInstance("s").setLocation(Location.newInstance("loc"))
+				.addTimeWindow(TimeWindow.newInstance(20., 30.))
+				.addTimeWindow(TimeWindow.newInstance(0., 25.))
+				.setName("name").build();
+	}
+
 }
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/job/ShipmentTest.java b/jsprit-core/src/test/java/jsprit/core/problem/job/ShipmentTest.java
index ac750087..57b45b5d 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/job/ShipmentTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/job/ShipmentTest.java
@@ -22,7 +22,9 @@ import jsprit.core.util.Coordinate;
 import jsprit.core.util.TestUtils;
 import org.junit.Test;
 
+import static org.hamcrest.core.Is.is;
 import static org.junit.Assert.*;
+import static org.junit.internal.matchers.IsCollectionContaining.hasItem;
 
 public class ShipmentTest {
 
@@ -223,6 +225,80 @@ public class ShipmentTest {
         assertEquals(2.0, s.getDeliveryTimeWindow().getEnd(), 0.01);
     }
 
+    @Test
+    public void whenUsingAddDeliveryTimeWindow_itShouldBeDoneCorrectly() {
+        Shipment s = Shipment.Builder.newInstance("s").addDeliveryTimeWindow(TimeWindow.newInstance(1, 2))
+            .setDeliveryLocation(TestUtils.loc("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
+        assertEquals(1.0, s.getDeliveryTimeWindow().getStart(), 0.01);
+        assertEquals(2.0, s.getDeliveryTimeWindow().getEnd(), 0.01);
+    }
+
+    @Test
+    public void whenUsingAddDeliveryTimeWindow2_itShouldBeDoneCorrectly() {
+        Shipment s = Shipment.Builder.newInstance("s").addDeliveryTimeWindow(1, 2)
+            .setDeliveryLocation(TestUtils.loc("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
+        assertEquals(1.0, s.getDeliveryTimeWindow().getStart(), 0.01);
+        assertEquals(2.0, s.getDeliveryTimeWindow().getEnd(), 0.01);
+    }
+
+    @Test
+    public void whenAddingMultipleDeliveryTimeWindows_itShouldBeDoneCorrectly() {
+        TimeWindow tw1 = TimeWindow.newInstance(1,2);
+        TimeWindow tw2 = TimeWindow.newInstance(4,5);
+        Shipment s = Shipment.Builder.newInstance("s").addDeliveryTimeWindow(tw1).addDeliveryTimeWindow(tw2)
+            .setDeliveryLocation(TestUtils.loc("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
+        assertEquals(s.getDeliveryTimeWindows().size(),2);
+        assertThat(s.getDeliveryTimeWindows(),hasItem(is(tw1)));
+        assertThat(s.getDeliveryTimeWindows(),hasItem(is(tw2)));
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void whenAddingMultipleOverlappingDeliveryTimeWindows_itShouldThrowException() {
+        Shipment s = Shipment.Builder.newInstance("s").addDeliveryTimeWindow(1, 3).addDeliveryTimeWindow(2,5)
+            .setDeliveryLocation(TestUtils.loc("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
+        assertEquals(1.0, s.getDeliveryTimeWindow().getStart(), 0.01);
+        assertEquals(2.0, s.getDeliveryTimeWindow().getEnd(), 0.01);
+    }
+
+
+
+    @Test
+    public void whenUsingAddPickupTimeWindow_itShouldBeDoneCorrectly() {
+        Shipment s = Shipment.Builder.newInstance("s").addPickupTimeWindow(TimeWindow.newInstance(1, 2))
+            .setDeliveryLocation(TestUtils.loc("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
+        assertEquals(1.0, s.getPickupTimeWindow().getStart(), 0.01);
+        assertEquals(2.0, s.getPickupTimeWindow().getEnd(), 0.01);
+    }
+
+    @Test
+    public void whenUsingAddPickupTimeWindow2_itShouldBeDoneCorrectly() {
+        Shipment s = Shipment.Builder.newInstance("s").addPickupTimeWindow(1, 2)
+            .setDeliveryLocation(TestUtils.loc("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
+        assertEquals(1.0, s.getPickupTimeWindow().getStart(), 0.01);
+        assertEquals(2.0, s.getPickupTimeWindow().getEnd(), 0.01);
+    }
+
+    @Test
+    public void whenAddingMultiplePickupTimeWindows_itShouldBeDoneCorrectly() {
+        TimeWindow tw1 = TimeWindow.newInstance(1,2);
+        TimeWindow tw2 = TimeWindow.newInstance(4,5);
+        Shipment s = Shipment.Builder.newInstance("s").addPickupTimeWindow(tw1).addPickupTimeWindow(tw2)
+            .setDeliveryLocation(TestUtils.loc("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
+        assertEquals(s.getPickupTimeWindows().size(),2);
+        assertThat(s.getPickupTimeWindows(), hasItem(is(tw1)));
+        assertThat(s.getPickupTimeWindows(), hasItem(is(tw2)));
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void whenAddingMultipleOverlappingPickupTimeWindows_itShouldThrowException() {
+        Shipment s = Shipment.Builder.newInstance("s").addPickupTimeWindow(1, 3).addPickupTimeWindow(2,5)
+            .setDeliveryLocation(TestUtils.loc("delLoc")).setPickupLocation(Location.Builder.newInstance().setId("pickLoc").build()).build();
+        assertEquals(1.0, s.getPickupTimeWindow().getStart(), 0.01);
+        assertEquals(2.0, s.getPickupTimeWindow().getEnd(), 0.01);
+    }
+
+
+
     @Test(expected = IllegalArgumentException.class)
     public void whenShipmentHasNegativeCapacityVal_throwIllegalStateExpception() {
         @SuppressWarnings("unused")
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/VehicleRouteBuilderTest.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/VehicleRouteBuilderTest.java
index c0ad72c7..abf0e942 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/VehicleRouteBuilderTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/VehicleRouteBuilderTest.java
@@ -20,6 +20,8 @@ import jsprit.core.problem.Capacity;
 import jsprit.core.problem.Location;
 import jsprit.core.problem.driver.Driver;
 import jsprit.core.problem.job.Shipment;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
 import jsprit.core.problem.vehicle.Vehicle;
 import jsprit.core.problem.vehicle.VehicleImpl;
 import org.junit.Test;
@@ -42,6 +44,7 @@ public class VehicleRouteBuilderTest {
     public void whenPickupIsAddedTwice_throwsException() {
         Shipment s = mock(Shipment.class);
         when(s.getSize()).thenReturn(Capacity.Builder.newInstance().build());
+        when(s.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0., 10.));
         VehicleRoute.Builder builder = VehicleRoute.Builder.newInstance(mock(Vehicle.class), mock(Driver.class));
         builder.addPickup(s);
         builder.addPickup(s);
@@ -52,6 +55,8 @@ public class VehicleRouteBuilderTest {
         Shipment s = mock(Shipment.class);
         Capacity capacity = Capacity.Builder.newInstance().build();
         when(s.getSize()).thenReturn(capacity);
+        when(s.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
         VehicleRoute.Builder builder = VehicleRoute.Builder.newInstance(mock(Vehicle.class), mock(Driver.class));
         builder.addPickup(s);
         builder.addDelivery(s);
@@ -65,6 +70,10 @@ public class VehicleRouteBuilderTest {
         Shipment s2 = mock(Shipment.class);
         when(s2.getSize()).thenReturn(capacity);
         when(s.getSize()).thenReturn(capacity);
+        when(s2.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s2.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
         VehicleRoute.Builder builder = VehicleRoute.Builder.newInstance(mock(Vehicle.class), mock(Driver.class));
         builder.addPickup(s);
         builder.addPickup(s2);
@@ -79,6 +88,10 @@ public class VehicleRouteBuilderTest {
         Capacity capacity = Capacity.Builder.newInstance().build();
         when(s.getSize()).thenReturn(capacity);
         when(s2.getSize()).thenReturn(capacity);
+        when(s2.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s2.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
         VehicleRoute.Builder builder = VehicleRoute.Builder.newInstance(mock(Vehicle.class), mock(Driver.class));
         builder.addPickup(s);
         builder.addPickup(s2);
@@ -95,6 +108,10 @@ public class VehicleRouteBuilderTest {
         Capacity capacity = Capacity.Builder.newInstance().build();
         when(s.getSize()).thenReturn(capacity);
         when(s2.getSize()).thenReturn(capacity);
+        when(s2.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s2.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
         Vehicle vehicle = VehicleImpl.Builder.newInstance("v").setStartLocation(Location.newInstance("vehLoc")).setEndLocation(Location.newInstance("vehLoc"))
             .build();
 
@@ -115,6 +132,10 @@ public class VehicleRouteBuilderTest {
         when(s.getSize()).thenReturn(capacity);
         when(s2.getSize()).thenReturn(capacity);
         when(s2.getDeliveryLocation()).thenReturn(loc("delLoc"));
+        when(s.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s2.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s2.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
         Vehicle vehicle = mock(Vehicle.class);
         when(vehicle.isReturnToDepot()).thenReturn(false);
         when(vehicle.getStartLocation()).thenReturn(loc("vehLoc"));
@@ -139,6 +160,10 @@ public class VehicleRouteBuilderTest {
         when(s.getSize()).thenReturn(capacity);
         when(s2.getSize()).thenReturn(capacity);
         when(s2.getDeliveryLocation()).thenReturn(Location.Builder.newInstance().setId("delLoc").build());
+        when(s.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s2.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0., 10.));
+        when(s2.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
         Vehicle vehicle = mock(Vehicle.class);
         when(vehicle.isReturnToDepot()).thenReturn(false);
         when(vehicle.getStartLocation()).thenReturn(Location.Builder.newInstance().setId("vehLoc").build());
@@ -162,6 +187,10 @@ public class VehicleRouteBuilderTest {
         when(s.getSize()).thenReturn(capacity);
         when(s2.getSize()).thenReturn(capacity);
         when(s2.getDeliveryLocation()).thenReturn(Location.Builder.newInstance().setId("delLoc").build());
+        when(s2.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s2.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
+        when(s.getPickupTimeWindow()).thenReturn(TimeWindow.newInstance(0., 10.));
+        when(s.getDeliveryTimeWindow()).thenReturn(TimeWindow.newInstance(0.,10.));
         Vehicle vehicle = mock(Vehicle.class);
         when(vehicle.isReturnToDepot()).thenReturn(false);
         when(vehicle.getStartLocation()).thenReturn(Location.Builder.newInstance().setId("vehLoc").build());
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/BreakActivityTest.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/BreakActivityTest.java
index 0d168850..9ffa63aa 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/BreakActivityTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/BreakActivityTest.java
@@ -33,9 +33,11 @@ public class BreakActivityTest {
 
     @Before
     public void doBefore() {
-        service = (Break) Break.Builder.newInstance("service")
+        service = Break.Builder.newInstance("service")
             .setTimeWindow(TimeWindow.newInstance(1., 2.)).setServiceTime(3).build();
         serviceActivity = BreakActivity.newInstance(service);
+        serviceActivity.setTheoreticalEarliestOperationStartTime(service.getTimeWindow().getStart());
+        serviceActivity.setTheoreticalLatestOperationStartTime(service.getTimeWindow().getEnd());
     }
 
     @Test
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/DeliverServiceTest.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/DeliverServiceTest.java
index 880ca947..685a699c 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/DeliverServiceTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/DeliverServiceTest.java
@@ -32,10 +32,12 @@ public class DeliverServiceTest {
 
     @Before
     public void doBefore() {
-        service = (Delivery) Delivery.Builder.newInstance("service").setLocation(Location.newInstance("loc")).
+        service = Delivery.Builder.newInstance("service").setLocation(Location.newInstance("loc")).
             setTimeWindow(TimeWindow.newInstance(1., 2.)).
             addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
         deliver = new DeliverService(service);
+        deliver.setTheoreticalEarliestOperationStartTime(service.getTimeWindow().getStart());
+        deliver.setTheoreticalLatestOperationStartTime(service.getTimeWindow().getEnd());
     }
 
     @Test
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/DeliverShipmentTest.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/DeliverShipmentTest.java
index c26fff73..bd94b2e5 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/DeliverShipmentTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/DeliverShipmentTest.java
@@ -36,6 +36,8 @@ public class DeliverShipmentTest {
             .setDeliveryTimeWindow(TimeWindow.newInstance(3., 4.))
             .addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
         deliver = new DeliverShipment(shipment);
+        deliver.setTheoreticalEarliestOperationStartTime(shipment.getDeliveryTimeWindow().getStart());
+        deliver.setTheoreticalLatestOperationStartTime(shipment.getDeliveryTimeWindow().getEnd());
     }
 
     @Test
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/PickupServiceTest.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/PickupServiceTest.java
index 2593ff2a..c192c644 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/PickupServiceTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/PickupServiceTest.java
@@ -36,6 +36,8 @@ public class PickupServiceTest {
             setTimeWindow(TimeWindow.newInstance(1., 2.)).
             addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
         pickup = new PickupService(service);
+        pickup.setTheoreticalEarliestOperationStartTime(service.getTimeWindow().getStart());
+        pickup.setTheoreticalLatestOperationStartTime(service.getTimeWindow().getEnd());
     }
 
     @Test
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/PickupShipmentTest.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/PickupShipmentTest.java
index 3627d7c0..b7e3e07d 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/PickupShipmentTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/PickupShipmentTest.java
@@ -36,6 +36,8 @@ public class PickupShipmentTest {
             .setDeliveryTimeWindow(TimeWindow.newInstance(3., 4.))
             .addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
         pickup = new PickupShipment(shipment);
+        pickup.setTheoreticalEarliestOperationStartTime(shipment.getPickupTimeWindow().getStart());
+        pickup.setTheoreticalLatestOperationStartTime(shipment.getPickupTimeWindow().getEnd());
     }
 
     @Test
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/ServiceActivityTest.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/ServiceActivityTest.java
index 15ead4cd..5c4a672a 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/ServiceActivityTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/ServiceActivityTest.java
@@ -36,6 +36,8 @@ public class ServiceActivityTest {
             setTimeWindow(TimeWindow.newInstance(1., 2.)).
             addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
         serviceActivity = ServiceActivity.newInstance(service);
+        serviceActivity.setTheoreticalEarliestOperationStartTime(service.getTimeWindow().getStart());
+        serviceActivity.setTheoreticalLatestOperationStartTime(service.getTimeWindow().getEnd());
     }
 
     @Test
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/TimeWindowsImplTest.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/TimeWindowsImplTest.java
new file mode 100644
index 00000000..24b08b0d
--- /dev/null
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/TimeWindowsImplTest.java
@@ -0,0 +1,30 @@
+package jsprit.core.problem.solution.route.activity;
+
+import org.junit.Test;
+
+/**
+ * Created by schroeder on 18/12/15.
+ */
+public class TimeWindowsImplTest {
+
+    @Test(expected = IllegalStateException.class)
+    public void overlappingTW_shouldThrowException(){
+        TimeWindowsImpl tws = new TimeWindowsImpl();
+        tws.add(TimeWindow.newInstance(50, 100));
+        tws.add(TimeWindow.newInstance(90,150));
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void overlappingTW2_shouldThrowException(){
+        TimeWindowsImpl tws = new TimeWindowsImpl();
+        tws.add(TimeWindow.newInstance(50, 100));
+        tws.add(TimeWindow.newInstance(40,150));
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void overlappingTW3_shouldThrowException(){
+        TimeWindowsImpl tws = new TimeWindowsImpl();
+        tws.add(TimeWindow.newInstance(50, 100));
+        tws.add(TimeWindow.newInstance(50, 100));
+    }
+}
diff --git a/jsprit-examples/src/main/java/jsprit/examples/MultipleTimeWindowExample.java b/jsprit-examples/src/main/java/jsprit/examples/MultipleTimeWindowExample.java
new file mode 100644
index 00000000..9d8206d6
--- /dev/null
+++ b/jsprit-examples/src/main/java/jsprit/examples/MultipleTimeWindowExample.java
@@ -0,0 +1,126 @@
+/*******************************************************************************
+ * Copyright (C) 2014  Stefan Schroeder
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ ******************************************************************************/
+package jsprit.examples;
+
+import jsprit.core.algorithm.VehicleRoutingAlgorithm;
+import jsprit.core.algorithm.box.Jsprit;
+import jsprit.core.problem.Location;
+import jsprit.core.problem.VehicleRoutingProblem;
+import jsprit.core.problem.job.Service;
+import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
+import jsprit.core.problem.vehicle.VehicleImpl;
+import jsprit.core.problem.vehicle.VehicleImpl.Builder;
+import jsprit.core.problem.vehicle.VehicleType;
+import jsprit.core.problem.vehicle.VehicleTypeImpl;
+import jsprit.core.reporting.SolutionPrinter;
+import jsprit.core.util.ManhattanCosts;
+import jsprit.core.util.Solutions;
+
+import java.util.Collection;
+
+
+public class MultipleTimeWindowExample {
+
+
+    public static void main(String[] args) {
+
+		/*
+         * get a vehicle type-builder and build a type with the typeId "vehicleType" and one capacity dimension, i.e. weight, and capacity dimension value of 2
+		 */
+        final int WEIGHT_INDEX = 0;
+        VehicleTypeImpl.Builder vehicleTypeBuilder = VehicleTypeImpl.Builder.newInstance("vehicleType")
+            .addCapacityDimension(WEIGHT_INDEX, 10).setCostPerWaitingTime(1.);
+        VehicleType vehicleType = vehicleTypeBuilder.build();
+
+		/*
+         * get a vehicle-builder and build a vehicle located at (10,10) with type "vehicleType"
+		 */
+        Builder vehicleBuilder = Builder.newInstance("vehicle");
+        vehicleBuilder.setStartLocation(Location.newInstance(0, 0));
+        vehicleBuilder.setType(vehicleType);
+        VehicleImpl vehicle = vehicleBuilder.build();
+
+		/*
+         * build services at the required locations, each with a capacity-demand of 1.
+		 */
+        Service service1 = Service.Builder.newInstance("1")
+            .addTimeWindow(50,100)
+            .addTimeWindow(20,35)
+            .addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(10, 0)).build();
+
+        Service service2 = Service.Builder.newInstance("2")
+            .addSizeDimension(WEIGHT_INDEX, 1)
+//            .setServiceTime(10)
+            .setLocation(Location.newInstance(20, 0)).setServiceTime(10).build();
+
+        Service service3 = Service.Builder.newInstance("3")
+            .addTimeWindow(5, 10)
+            .addTimeWindow(35, 50)
+            .addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(30, 0)).build();
+
+        Service service4 = Service.Builder.newInstance("4")
+//            .addTimeWindow(5,10)
+            .addTimeWindow(20, 40)
+            .addTimeWindow(45, 80)
+            .addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(40, 0)).build();
+
+        Service service5 = Service.Builder.newInstance("5")
+            .addTimeWindow(5,10)
+            .addTimeWindow(20, 40)
+            .addTimeWindow(60,100)
+            .addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(20, 0)).build();
+
+
+        VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
+        vrpBuilder.addVehicle(vehicle);
+        vrpBuilder.addJob(service1).addJob(service2)
+            .addJob(service3)
+            .addJob(service4)
+            .addJob(service5)
+        ;
+        vrpBuilder.setFleetSize(VehicleRoutingProblem.FleetSize.FINITE);
+        vrpBuilder.setRoutingCost(new ManhattanCosts());
+        VehicleRoutingProblem problem = vrpBuilder.build();
+
+		/*
+         * get the algorithm out-of-the-box.
+		 */
+        VehicleRoutingAlgorithm algorithm = Jsprit.createAlgorithm(problem);
+
+		/*
+         * and search a solution
+		 */
+        Collection<VehicleRoutingProblemSolution> solutions = algorithm.searchSolutions();
+
+		/*
+         * get the best
+		 */
+        VehicleRoutingProblemSolution bestSolution = Solutions.bestOf(solutions);
+
+//        new VrpXMLWriter(problem, solutions).write("output/problem-with-solution.xml");
+
+        SolutionPrinter.print(problem, bestSolution, SolutionPrinter.Print.VERBOSE);
+
+		/*
+         * plot
+		 */
+//        new Plotter(problem,bestSolution).setLabel(Plotter.Label.ID).plot("output/plot", "mtw");
+
+//        new GraphStreamViewer(problem, bestSolution).labelWith(Label.ID).setRenderDelay(200).display();
+    }
+
+}
diff --git a/jsprit-examples/src/main/java/jsprit/examples/MultipleTimeWindowExample2.java b/jsprit-examples/src/main/java/jsprit/examples/MultipleTimeWindowExample2.java
new file mode 100644
index 00000000..8aff3890
--- /dev/null
+++ b/jsprit-examples/src/main/java/jsprit/examples/MultipleTimeWindowExample2.java
@@ -0,0 +1,152 @@
+/*******************************************************************************
+ * Copyright (C) 2014  Stefan Schroeder
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ ******************************************************************************/
+package jsprit.examples;
+
+import jsprit.analysis.toolbox.Plotter;
+import jsprit.core.algorithm.VehicleRoutingAlgorithm;
+import jsprit.core.algorithm.box.Jsprit;
+import jsprit.core.analysis.SolutionAnalyser;
+import jsprit.core.problem.Location;
+import jsprit.core.problem.VehicleRoutingProblem;
+import jsprit.core.problem.cost.TransportDistance;
+import jsprit.core.problem.job.Service;
+import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
+import jsprit.core.problem.vehicle.VehicleImpl;
+import jsprit.core.problem.vehicle.VehicleImpl.Builder;
+import jsprit.core.problem.vehicle.VehicleType;
+import jsprit.core.problem.vehicle.VehicleTypeImpl;
+import jsprit.core.reporting.SolutionPrinter;
+import jsprit.core.util.RandomNumberGeneration;
+import jsprit.core.util.Solutions;
+
+import java.util.Collection;
+import java.util.Random;
+
+
+public class MultipleTimeWindowExample2 {
+
+
+    public static void main(String[] args) {
+
+		/*
+         * get a vehicle type-builder and build a type with the typeId "vehicleType" and one capacity dimension, i.e. weight, and capacity dimension value of 2
+		 */
+        VehicleTypeImpl.Builder vehicleTypeBuilder = VehicleTypeImpl.Builder.newInstance("vehicleType")
+            .addCapacityDimension(0, 60)
+            .setCostPerWaitingTime(0.8)
+            ;
+        VehicleType vehicleType = vehicleTypeBuilder.build();
+
+		/*
+         * get a vehicle-builder and build a vehicle located at (10,10) with type "vehicleType"
+		 */
+        Builder vehicleBuilder = Builder.newInstance("vehicle");
+        vehicleBuilder.setStartLocation(Location.newInstance(0, 0));
+        vehicleBuilder.setType(vehicleType);
+        vehicleBuilder.setLatestArrival(800);
+        VehicleImpl vehicle = vehicleBuilder.build();
+
+//        Builder vehicleBuilder2 = Builder.newInstance("vehicle2");
+//        vehicleBuilder2.setStartLocation(Location.newInstance(0, 0));
+//        vehicleBuilder2.setType(vehicleType);
+//        vehicleBuilder2.setEarliestStart(250).setLatestArrival(450);
+//        VehicleImpl vehicle2 = vehicleBuilder2.build();
+//
+//
+//        Builder vehicleBuilder3 = Builder.newInstance("vehicle3");
+//        vehicleBuilder3.setStartLocation(Location.newInstance(0, 0));
+//        vehicleBuilder3.setType(vehicleType);
+//        vehicleBuilder3.setEarliestStart(380).setLatestArrival(600);
+//        VehicleImpl vehicle3 = vehicleBuilder3.build();
+
+		/*
+         * build services at the required locations, each with a capacity-demand of 1.
+		 */
+        VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
+        vrpBuilder.addVehicle(vehicle);
+//            .addVehicle(vehicle2).addVehicle(vehicle3);
+        vrpBuilder.setFleetSize(VehicleRoutingProblem.FleetSize.FINITE);
+
+
+        Random random = RandomNumberGeneration.newInstance();
+        for(int i=0;i<40;i++){
+            Service service = Service.Builder.newInstance("" + (i + 1))
+                .addTimeWindow(random.nextInt(50), 200)
+                .addTimeWindow(220 + random.nextInt(50), 350)
+                .addTimeWindow(400 + random.nextInt(50), 550)
+//                .addSizeDimension(0, 1)
+                .setServiceTime(1)
+                .setLocation(Location.newInstance(random.nextInt(50), random.nextInt(50))).build();
+            vrpBuilder.addJob(service);
+        }
+
+        for(int i=0;i<12;i++){
+            Service service = Service.Builder.newInstance(""+(i+51))
+//                .addTimeWindow(0, 80)
+////                .addTimeWindow(120, 200)
+//                .addTimeWindow(250,500)
+//                .addSizeDimension(0, 1)
+                .setServiceTime(2)
+                .setLocation(Location.newInstance(50 + random.nextInt(20), 20 + random.nextInt(25))).build();
+            vrpBuilder.addJob(service);
+        }
+
+        Service service = Service.Builder.newInstance("100")
+            .addTimeWindow(50, 80)
+            .setServiceTime(10)
+            .setLocation(Location.newInstance(40, 1)).build();
+        vrpBuilder.addJob(service);
+
+        final VehicleRoutingProblem problem = vrpBuilder.build();
+
+        VehicleRoutingAlgorithm algorithm = Jsprit.Builder.newInstance(problem).buildAlgorithm();
+
+		/*
+         * and search a solution
+		 */
+        Collection<VehicleRoutingProblemSolution> solutions = algorithm.searchSolutions();
+
+		/*
+         * get the best
+		 */
+        VehicleRoutingProblemSolution bestSolution = Solutions.bestOf(solutions);
+
+//        new VrpXMLWriter(problem, solutions).write("output/problem-with-solution.xml");
+
+        SolutionPrinter.print(problem, bestSolution, SolutionPrinter.Print.VERBOSE);
+
+		/*
+         * plot
+		 */
+        new Plotter(problem,bestSolution).setLabel(Plotter.Label.ID).plot("output/plot", "mtw");
+
+        SolutionAnalyser a = new SolutionAnalyser(problem, bestSolution, new TransportDistance() {
+            @Override
+            public double getDistance(Location from, Location to) {
+                return problem.getTransportCosts().getTransportTime(from,to,0.,null,null);
+            }
+        });
+
+        System.out.println("distance: " + a.getDistance());
+        System.out.println("ttime: " + a.getTransportTime());
+        System.out.println("completion: " + a.getOperationTime());
+        System.out.println("waiting: " + a.getWaitingTime());
+
+//        new GraphStreamViewer(problem, bestSolution).labelWith(Label.ID).setRenderDelay(200).display();
+    }
+
+}
diff --git a/jsprit-instances/instances/belhaiza/cm101.txt b/jsprit-instances/instances/belhaiza/cm101.txt
new file mode 100644
index 00000000..33d8ce5f
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm101.txt
@@ -0,0 +1,103 @@
+4	10	100	1																								
+0	200																										
+0	40	50	0	0	0	0	0	1236																			
+1	45	68	90	10	1	1	5	20	31	118	148	235	258	343	355	441	457										
+2	45	70	90	30	1	1	10	61	94	163	187	238	252	313	350	410	439	498	527	616	631	698	744	803	844	920	939
+3	42	66	90	10	1	1	8	76	88	187	221	288	303	371	403	469	514	587	618	683	694	760	791				
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+18	15	75	90	20	1	1	5	102	122	188	232	296	314	390	424	496	530										
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+23	28	55	90	10	1	1	5	84	115	202	220	300	324	402	443	538	552										
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+25	25	52	90	40	1	1	5	56	97	161	185	266	311	396	406	475	512										
+26	25	55	90	10	1	1	5	45	60	113	148	221	244	333	367	419	435										
+27	23	52	90	10	1	1	5	113	146	215	228	322	349	430	472	530	565										
+28	23	55	90	20	1	1	8	44	74	132	144	230	277	363	378	437	462	520	538	631	663	729	743				
+29	20	50	90	10	1	1	6	88	102	159	196	265	284	362	401	482	493	551	582								
+30	20	55	90	10	1	1	7	121	151	204	227	282	326	406	419	484	505	596	637	719	745						
+31	10	35	90	20	1	1	6	24	66	122	138	226	250	327	344	431	453	513	560								
+32	10	40	90	30	1	1	8	6	28	100	123	191	203	274	310	360	409	503	527	599	630	711	754				
+33	8	40	90	40	1	1	5	19	34	117	163	219	231	325	337	433	447										
+34	8	45	90	20	1	1	10	23	70	158	176	243	254	305	331	418	464	543	574	653	675	751	797	851	874	943	992
+35	5	35	90	10	1	1	10	47	67	146	193	264	277	336	384	473	496	591	639	721	765	837	867	940	981	1036	1057
+36	5	45	90	10	1	1	5	104	126	224	242	298	331	383	400	452	462										
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diff --git a/jsprit-instances/instances/belhaiza/cm102.txt b/jsprit-instances/instances/belhaiza/cm102.txt
new file mode 100644
index 00000000..6767727a
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm102.txt
@@ -0,0 +1,103 @@
+4	10	100	1																		
+0	200																				
+0	40	50	0	0	0	0	0	1236													
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diff --git a/jsprit-instances/instances/belhaiza/cm103.txt b/jsprit-instances/instances/belhaiza/cm103.txt
new file mode 100644
index 00000000..b4662b35
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm103.txt
@@ -0,0 +1,103 @@
+4	12	100	1																		
+0	200																				
+0	40	50	0	0	0	0	0	1236													
+1	45	68	90	10	1	1	3	29	42	129	184	271	311								
+2	45	70	90	30	1	1	3	30	103	202	277	352	415								
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+4	42	68	90	10	1	1	3	138	159	226	317	376	457								
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+6	40	69	90	20	1	1	5	155	198	274	312	364	416	492	530	599	638				
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diff --git a/jsprit-instances/instances/belhaiza/cm104.txt b/jsprit-instances/instances/belhaiza/cm104.txt
new file mode 100644
index 00000000..4e5e82fc
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm104.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm105.txt b/jsprit-instances/instances/belhaiza/cm105.txt
new file mode 100644
index 00000000..7ada4e64
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm105.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm106.txt b/jsprit-instances/instances/belhaiza/cm106.txt
new file mode 100644
index 00000000..cb19e9a9
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm106.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm107.txt b/jsprit-instances/instances/belhaiza/cm107.txt
new file mode 100644
index 00000000..1115ce5b
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm107.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm108.txt b/jsprit-instances/instances/belhaiza/cm108.txt
new file mode 100644
index 00000000..14137eaa
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm108.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm201.txt b/jsprit-instances/instances/belhaiza/cm201.txt
new file mode 100644
index 00000000..aab32374
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm201.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm202.txt b/jsprit-instances/instances/belhaiza/cm202.txt
new file mode 100644
index 00000000..7a697d9a
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm202.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm203.txt b/jsprit-instances/instances/belhaiza/cm203.txt
new file mode 100644
index 00000000..ad9622b7
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm203.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm204.txt b/jsprit-instances/instances/belhaiza/cm204.txt
new file mode 100644
index 00000000..7031dde0
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm204.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm205.txt b/jsprit-instances/instances/belhaiza/cm205.txt
new file mode 100644
index 00000000..801049ff
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm205.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm206.txt b/jsprit-instances/instances/belhaiza/cm206.txt
new file mode 100644
index 00000000..70264a70
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm206.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm207.txt b/jsprit-instances/instances/belhaiza/cm207.txt
new file mode 100644
index 00000000..0c73636f
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm207.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/cm208.txt b/jsprit-instances/instances/belhaiza/cm208.txt
new file mode 100644
index 00000000..d04125c7
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/cm208.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/pcm101.txt b/jsprit-instances/instances/belhaiza/pcm101.txt
new file mode 100644
index 00000000..722a4f0c
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/pcm101.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/pcm102.txt b/jsprit-instances/instances/belhaiza/pcm102.txt
new file mode 100644
index 00000000..dd8d2d6c
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/pcm102.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/pcm103.txt b/jsprit-instances/instances/belhaiza/pcm103.txt
new file mode 100644
index 00000000..8f85eef0
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/pcm103.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/pcm104.txt b/jsprit-instances/instances/belhaiza/pcm104.txt
new file mode 100644
index 00000000..10e5af4b
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/pcm104.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/pcm201.txt b/jsprit-instances/instances/belhaiza/pcm201.txt
new file mode 100644
index 00000000..775eb25d
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/pcm201.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/pcm202.txt b/jsprit-instances/instances/belhaiza/pcm202.txt
new file mode 100644
index 00000000..b54bb3ed
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/pcm202.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/pcm203.txt b/jsprit-instances/instances/belhaiza/pcm203.txt
new file mode 100644
index 00000000..a7e7b5f4
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/pcm203.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/pcm204.txt b/jsprit-instances/instances/belhaiza/pcm204.txt
new file mode 100644
index 00000000..a08cae2e
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/pcm204.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/prcm101.txt b/jsprit-instances/instances/belhaiza/prcm101.txt
new file mode 100644
index 00000000..0743e3bc
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prcm101.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/prcm102.txt b/jsprit-instances/instances/belhaiza/prcm102.txt
new file mode 100644
index 00000000..d487bf5e
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prcm102.txt
@@ -0,0 +1,103 @@
+4	9	100	1								
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diff --git a/jsprit-instances/instances/belhaiza/prcm103.txt b/jsprit-instances/instances/belhaiza/prcm103.txt
new file mode 100644
index 00000000..fb90c06a
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prcm103.txt
@@ -0,0 +1,103 @@
+4	9	100	1								
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diff --git a/jsprit-instances/instances/belhaiza/prcm104.txt b/jsprit-instances/instances/belhaiza/prcm104.txt
new file mode 100644
index 00000000..3a6bf74e
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prcm104.txt
@@ -0,0 +1,103 @@
+4	9	100	1										
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diff --git a/jsprit-instances/instances/belhaiza/prcm201.txt b/jsprit-instances/instances/belhaiza/prcm201.txt
new file mode 100644
index 00000000..225d7506
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prcm201.txt
@@ -0,0 +1,103 @@
+4	2	100	1												
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diff --git a/jsprit-instances/instances/belhaiza/prcm202.txt b/jsprit-instances/instances/belhaiza/prcm202.txt
new file mode 100644
index 00000000..842ad2a5
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prcm202.txt
@@ -0,0 +1,103 @@
+4	2	100	1										
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diff --git a/jsprit-instances/instances/belhaiza/prcm203.txt b/jsprit-instances/instances/belhaiza/prcm203.txt
new file mode 100644
index 00000000..488f45b7
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prcm203.txt
@@ -0,0 +1,103 @@
+4	2	100	1										
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diff --git a/jsprit-instances/instances/belhaiza/prcm204.txt b/jsprit-instances/instances/belhaiza/prcm204.txt
new file mode 100644
index 00000000..0f20f46c
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prcm204.txt
@@ -0,0 +1,103 @@
+4	2	100	1										
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diff --git a/jsprit-instances/instances/belhaiza/prm101.txt b/jsprit-instances/instances/belhaiza/prm101.txt
new file mode 100644
index 00000000..55937c9a
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prm101.txt
@@ -0,0 +1,103 @@
+4	9	100	1													
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diff --git a/jsprit-instances/instances/belhaiza/prm102.txt b/jsprit-instances/instances/belhaiza/prm102.txt
new file mode 100644
index 00000000..279a2389
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prm102.txt
@@ -0,0 +1,103 @@
+4	9	100	1													
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+	100	18	18	10	17	1	1	2	8	156	193	311				
diff --git a/jsprit-instances/instances/belhaiza/prm103.txt b/jsprit-instances/instances/belhaiza/prm103.txt
new file mode 100644
index 00000000..79fdfb21
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prm103.txt
@@ -0,0 +1,103 @@
+4	9	100	1													
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diff --git a/jsprit-instances/instances/belhaiza/prm104.txt b/jsprit-instances/instances/belhaiza/prm104.txt
new file mode 100644
index 00000000..4336e943
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prm104.txt
@@ -0,0 +1,103 @@
+4	9	100	1																	
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diff --git a/jsprit-instances/instances/belhaiza/prm201.txt b/jsprit-instances/instances/belhaiza/prm201.txt
new file mode 100644
index 00000000..185eb309
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prm201.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/prm202.txt b/jsprit-instances/instances/belhaiza/prm202.txt
new file mode 100644
index 00000000..c1d2b73a
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prm202.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/prm203.txt b/jsprit-instances/instances/belhaiza/prm203.txt
new file mode 100644
index 00000000..e0ab8f56
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prm203.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/prm204.txt b/jsprit-instances/instances/belhaiza/prm204.txt
new file mode 100644
index 00000000..5267f7d6
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/prm204.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm101.txt b/jsprit-instances/instances/belhaiza/rcm101.txt
new file mode 100644
index 00000000..0f5f86c8
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm101.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm102.txt b/jsprit-instances/instances/belhaiza/rcm102.txt
new file mode 100644
index 00000000..d4dc849f
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm102.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm103.txt b/jsprit-instances/instances/belhaiza/rcm103.txt
new file mode 100644
index 00000000..943f2dca
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm103.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm104.txt b/jsprit-instances/instances/belhaiza/rcm104.txt
new file mode 100644
index 00000000..253eaff9
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm104.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm105.txt b/jsprit-instances/instances/belhaiza/rcm105.txt
new file mode 100644
index 00000000..e7dd558f
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm105.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm106.txt b/jsprit-instances/instances/belhaiza/rcm106.txt
new file mode 100644
index 00000000..11044408
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm106.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm107.txt b/jsprit-instances/instances/belhaiza/rcm107.txt
new file mode 100644
index 00000000..3eaf8cce
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm107.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm108.txt b/jsprit-instances/instances/belhaiza/rcm108.txt
new file mode 100644
index 00000000..37e31c5b
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm108.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm201.txt b/jsprit-instances/instances/belhaiza/rcm201.txt
new file mode 100644
index 00000000..4f5505ad
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm201.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm202.txt b/jsprit-instances/instances/belhaiza/rcm202.txt
new file mode 100644
index 00000000..0945bbd5
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm202.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm203.txt b/jsprit-instances/instances/belhaiza/rcm203.txt
new file mode 100644
index 00000000..87380a25
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm203.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm204.txt b/jsprit-instances/instances/belhaiza/rcm204.txt
new file mode 100644
index 00000000..3ca0e6b6
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm204.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm205.txt b/jsprit-instances/instances/belhaiza/rcm205.txt
new file mode 100644
index 00000000..2d578d91
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm205.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm206.txt b/jsprit-instances/instances/belhaiza/rcm206.txt
new file mode 100644
index 00000000..bda6fe11
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm206.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm207.txt b/jsprit-instances/instances/belhaiza/rcm207.txt
new file mode 100644
index 00000000..b52558f7
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm207.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rcm208.txt b/jsprit-instances/instances/belhaiza/rcm208.txt
new file mode 100644
index 00000000..0fe8090b
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rcm208.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm101.txt b/jsprit-instances/instances/belhaiza/rm101.txt
new file mode 100644
index 00000000..98d922f2
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm101.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm102.txt b/jsprit-instances/instances/belhaiza/rm102.txt
new file mode 100644
index 00000000..c78c2299
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm102.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm103.txt b/jsprit-instances/instances/belhaiza/rm103.txt
new file mode 100644
index 00000000..e9fea61f
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm103.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm104.txt b/jsprit-instances/instances/belhaiza/rm104.txt
new file mode 100644
index 00000000..84b88b64
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm104.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm105.txt b/jsprit-instances/instances/belhaiza/rm105.txt
new file mode 100644
index 00000000..cc85a527
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm105.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm106.txt b/jsprit-instances/instances/belhaiza/rm106.txt
new file mode 100644
index 00000000..1475ff55
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm106.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm107.txt b/jsprit-instances/instances/belhaiza/rm107.txt
new file mode 100644
index 00000000..4d8eb7bb
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm107.txt
@@ -0,0 +1,103 @@
+4	9	100	1											
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+	7	20	50	10	5	1	1	2	18	107	148	250		
+	8	10	43	10	9	1	1	1	3	149				
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+	95	25	24	10	20	1	1	1	17	149				
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+	99	20	26	10	9	1	1	1	14	94				
+	100	18	18	10	17	1	1	2	16	147	193	336		
diff --git a/jsprit-instances/instances/belhaiza/rm108.txt b/jsprit-instances/instances/belhaiza/rm108.txt
new file mode 100644
index 00000000..81dc26af
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm108.txt
@@ -0,0 +1,103 @@
+4	10	100	1											
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+	0	35	35	0	0	0	0	0	230					
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diff --git a/jsprit-instances/instances/belhaiza/rm201.txt b/jsprit-instances/instances/belhaiza/rm201.txt
new file mode 100644
index 00000000..39a9f5f3
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm201.txt
@@ -0,0 +1,103 @@
+4	3	100	1																					
+0	1000																							
+	0	35	35	0	0	0	0	0	1000															
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diff --git a/jsprit-instances/instances/belhaiza/rm202.txt b/jsprit-instances/instances/belhaiza/rm202.txt
new file mode 100644
index 00000000..4a81ae07
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm202.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm203.txt b/jsprit-instances/instances/belhaiza/rm203.txt
new file mode 100644
index 00000000..035334b1
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm203.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm204.txt b/jsprit-instances/instances/belhaiza/rm204.txt
new file mode 100644
index 00000000..89aee79c
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm204.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm205.txt b/jsprit-instances/instances/belhaiza/rm205.txt
new file mode 100644
index 00000000..8d00e434
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm205.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm206.txt b/jsprit-instances/instances/belhaiza/rm206.txt
new file mode 100644
index 00000000..ced18c14
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm206.txt
@@ -0,0 +1,103 @@
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diff --git a/jsprit-instances/instances/belhaiza/rm207.txt b/jsprit-instances/instances/belhaiza/rm207.txt
new file mode 100644
index 00000000..3eeb1be6
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm207.txt
@@ -0,0 +1,103 @@
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+	86	4	18	10	35	1	1	2	83	330	529	1176		
+	87	28	18	10	26	1	1	2	17	569	671	1582		
+	88	26	52	10	9	1	1	2	92	526	714	1679		
+	89	26	35	10	15	1	1	2	79	790	966	1187		
+	90	31	67	10	3	1	1	2	58	813	962	1798		
+	91	15	19	10	1	1	1	2	21	439	552	1327		
+	92	22	22	10	2	1	1	1	39	987				
+	93	18	24	10	22	1	1	1	20	982				
+	94	26	27	10	27	1	1	2	46	736	857	1851		
+	95	25	24	10	20	1	1	2	66	559	689	1575		
+	96	22	27	10	11	1	1	1	69	1052				
+	97	25	21	10	12	1	1	2	40	769	905	1520		
+	98	19	21	10	10	1	1	1	98	939				
+	99	20	26	10	9	1	1	2	60	393	589	1136		
+100	18	18	10	17	1	1	1	2	40	387	533	999		
diff --git a/jsprit-instances/instances/belhaiza/rm208.txt b/jsprit-instances/instances/belhaiza/rm208.txt
new file mode 100644
index 00000000..243da775
--- /dev/null
+++ b/jsprit-instances/instances/belhaiza/rm208.txt
@@ -0,0 +1,103 @@
+4	19	100	1									
+0	1000											
+	0	35	35	0	0	0	0	0	1000			
+	1	41	49	10	10	1	1	2	16	534	708	1462
+	2	35	17	10	7	1	1	2	50	848	987	1662
+	3	55	45	10	13	1	1	2	62	589	788	1591
+	4	55	20	10	19	1	1	1	52	1009		
+	5	15	30	10	26	1	1	2	6	748	935	1499
+	6	25	30	10	3	1	1	1	99	863		
+	7	20	50	10	5	1	1	2	30	804	972	1476
+	8	10	43	10	9	1	1	1	27	899		
+	9	55	60	10	16	1	1	2	86	808	929	1661
+	10	30	60	10	16	1	1	2	66	870	983	1684
+	11	20	65	10	12	1	1	2	45	641	812	1569
+	12	50	35	10	19	1	1	2	71	681	876	1385
+	13	30	25	10	23	1	1	2	45	708	816	1631
+	14	15	10	10	20	1	1	1	81	1047		
+	15	30	5	10	8	1	1	1	89	1037		
+	16	10	20	10	19	1	1	2	3	536	650	1219
+	17	5	30	10	2	1	1	1	99	984		
+	18	20	40	10	12	1	1	2	83	708	841	1768
+	19	15	60	10	17	1	1	2	34	626	820	1510
+	20	45	65	10	9	1	1	2	36	717	866	1485
+	21	45	20	10	11	1	1	2	61	828	964	1590
+	22	45	10	10	18	1	1	2	80	782	954	1836
+	23	55	5	10	29	1	1	1	68	838		
+	24	65	35	10	3	1	1	2	37	729	925	1850
+	25	65	20	10	6	1	1	1	45	934		
+	26	45	30	10	17	1	1	2	36	604	710	1524
+	27	35	40	10	16	1	1	1	92	881		
+	28	41	37	10	16	1	1	2	36	791	908	1434
+	29	64	42	10	9	1	1	2	71	629	743	1584
+	30	40	60	10	21	1	1	2	98	852	958	1620
+	31	31	52	10	27	1	1	1	20	923		
+	32	35	69	10	23	1	1	2	5	659	803	1476
+	33	53	52	10	11	1	1	2	15	580	747	1707
+	34	65	55	10	14	1	1	1	19	990		
+	35	63	65	10	8	1	1	2	38	674	833	1806
+	36	2	60	10	5	1	1	2	85	743	940	1541
+	37	20	20	10	8	1	1	2	90	681	787	1419
+	38	5	5	10	16	1	1	2	87	755	882	1795
+	39	60	12	10	31	1	1	1	79	943		
+	40	40	25	10	9	1	1	2	8	599	757	1338
+	41	42	7	10	5	1	1	1	57	922		
+	42	24	12	10	5	1	1	2	67	866	970	1566
+	43	23	3	10	7	1	1	2	9	618	720	1400
+	44	11	14	10	18	1	1	2	82	749	891	1755
+	45	6	38	10	16	1	1	2	74	597	745	1300
+	46	2	48	10	1	1	1	2	93	739	920	1495
+	47	8	56	10	27	1	1	2	1	794	911	1826
+	48	13	52	10	36	1	1	2	90	745	863	1494
+	49	6	68	10	30	1	1	2	30	752	900	1567
+	50	47	47	10	13	1	1	2	49	611	763	1424
+	51	49	58	10	10	1	1	2	14	817	943	1681
+	52	27	43	10	9	1	1	1	49	1006		
+	53	37	31	10	14	1	1	1	97	1070		
+	54	57	29	10	18	1	1	2	83	619	737	1665
+	55	63	23	10	2	1	1	2	25	635	833	1606
+	56	53	12	10	6	1	1	1	90	897		
+	57	32	12	10	7	1	1	2	68	811	916	1763
+	58	36	26	10	18	1	1	1	50	898		
+	59	21	24	10	28	1	1	2	37	747	903	1840
+	60	17	34	10	3	1	1	1	64	931		
+	61	12	24	10	13	1	1	2	55	737	890	1633
+	62	24	58	10	19	1	1	1	23	1005		
+	63	27	69	10	10	1	1	2	0	552	730	1403
+	64	15	77	10	9	1	1	2	7	706	810	1673
+	65	62	77	10	20	1	1	2	57	789	938	1786
+	66	49	73	10	25	1	1	2	36	668	851	1657
+	67	67	5	10	25	1	1	1	53	907		
+	68	56	39	10	36	1	1	1	89	928		
+	69	37	47	10	6	1	1	1	49	1018		
+	70	37	56	10	5	1	1	2	18	740	893	1767
+	71	57	68	10	15	1	1	2	59	659	804	1792
+	72	47	16	10	25	1	1	1	23	900		
+	73	44	17	10	9	1	1	1	95	969		
+	74	46	13	10	8	1	1	2	36	560	666	1495
+	75	49	11	10	18	1	1	1	85	999		
+	76	49	42	10	13	1	1	2	60	830	939	1901
+	77	53	43	10	14	1	1	1	74	1028		
+	78	61	52	10	3	1	1	2	51	717	842	1682
+	79	57	48	10	23	1	1	1	90	1014		
+	80	56	37	10	6	1	1	1	79	971		
+	81	55	54	10	26	1	1	2	22	561	681	1536
+	82	15	47	10	16	1	1	1	46	1014		
+	83	14	37	10	11	1	1	2	85	592	755	1619
+	84	11	31	10	7	1	1	2	60	861	971	1784
+	85	16	22	10	41	1	1	2	29	632	819	1340
+	86	4	18	10	35	1	1	2	83	612	811	1590
+	87	28	18	10	26	1	1	2	17	737	839	1783
+	88	26	52	10	9	1	1	2	92	738	926	1904
+	89	26	35	10	15	1	1	1	79	898		
+	90	31	67	10	3	1	1	1	58	905		
+	91	15	19	10	1	1	1	2	21	657	770	1629
+	92	22	22	10	2	1	1	1	39	1006		
+	93	18	24	10	22	1	1	1	20	996		
+	94	26	27	10	27	1	1	2	46	852	973	1969
+	95	25	24	10	20	1	1	2	66	749	879	1808
+	96	22	27	10	11	1	1	1	69	1058		
+	97	25	21	10	12	1	1	1	40	870		
+	98	19	21	10	10	1	1	1	98	999		
+	99	20	26	10	9	1	1	2	60	643	839	1556
+100	18	18	10	17	1	1	1	2	40	632	778	1444
diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/BelhaizaReader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/BelhaizaReader.java
new file mode 100644
index 00000000..2707e75f
--- /dev/null
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/BelhaizaReader.java
@@ -0,0 +1,180 @@
+/*******************************************************************************
+ * Copyright (C) 2014  Stefan Schroeder
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ ******************************************************************************/
+package jsprit.instance.reader;
+
+
+import jsprit.core.problem.Location;
+import jsprit.core.problem.VehicleRoutingProblem;
+import jsprit.core.problem.VehicleRoutingProblem.FleetSize;
+import jsprit.core.problem.job.Service;
+import jsprit.core.problem.vehicle.VehicleImpl;
+import jsprit.core.problem.vehicle.VehicleTypeImpl;
+import jsprit.core.util.Coordinate;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+import java.io.BufferedReader;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+
+
+/**
+ * Reader that reads the well-known solomon-instances.
+ *
+ * <p>See: <a href="http://neo.lcc.uma.es/vrp/vrp-instances/capacitated-vrp-with-time-windows-instances/">neo.org</a>
+ *
+ * @author stefan
+ *
+ */
+
+public class BelhaizaReader {
+
+    private int fixedCosts;
+
+    /**
+	 * @param costProjectionFactor the costProjectionFactor to set
+	 */
+	public void setVariableCostProjectionFactor(double costProjectionFactor) {
+		this.variableCostProjectionFactor = costProjectionFactor;
+	}
+
+	private static Logger logger = LogManager.getLogger(BelhaizaReader.class);
+
+	private final VehicleRoutingProblem.Builder vrpBuilder;
+
+	private double coordProjectionFactor = 1;
+
+	private double timeProjectionFactor = 1;
+
+	private double variableCostProjectionFactor = 1;
+
+	private double fixedCostPerVehicle = 0.0;
+
+	public BelhaizaReader(VehicleRoutingProblem.Builder vrpBuilder) {
+		super();
+		this.vrpBuilder = vrpBuilder;
+	}
+
+	public BelhaizaReader(VehicleRoutingProblem.Builder vrpBuilder, double fixedCostPerVehicle) {
+		super();
+		this.vrpBuilder = vrpBuilder;
+		this.fixedCostPerVehicle=fixedCostPerVehicle;
+	}
+
+	public void read(String solomonFile){
+		vrpBuilder.setFleetSize(FleetSize.INFINITE);
+		BufferedReader reader = getReader(solomonFile);
+		int vehicleCapacity = 0;
+		int counter = 0;
+		String line;
+		while((line = readLine(reader)) != null){
+			String[] tokens = line.replace("\r", "").trim().split("\\s+");
+			counter++;
+			if(counter == 2){
+				vehicleCapacity = Integer.parseInt(tokens[1]);
+				continue;
+			}
+			if(counter > 2){
+				if(tokens.length < 7) continue;
+                Coordinate coord = makeCoord(tokens[1],tokens[2]);
+				String customerId = tokens[0];
+				int demand = Integer.parseInt(tokens[4]);
+				double serviceTime = Double.parseDouble(tokens[3])*timeProjectionFactor;
+				if(counter == 3){
+					VehicleTypeImpl.Builder typeBuilder = VehicleTypeImpl.Builder.newInstance("solomonType").addCapacityDimension(0, vehicleCapacity);
+					typeBuilder.setCostPerDistance(1.0*variableCostProjectionFactor).setFixedCost(fixedCostPerVehicle)
+                    .setCostPerWaitingTime(0.8);
+                    System.out.println("fix: " + fixedCostPerVehicle + "; perDistance: 1.0; perWaitingTime: 0.8");
+                    VehicleTypeImpl vehicleType = typeBuilder.build();
+					double end = Double.parseDouble(tokens[8])*timeProjectionFactor;
+					for(int i=0;i<10;i++) {
+						VehicleImpl vehicle = VehicleImpl.Builder.newInstance("solomonVehicle"+(i+1)).setEarliestStart(0.).setLatestArrival(end)
+								.setStartLocation(Location.Builder.newInstance().setId(customerId)
+										.setCoordinate(coord).build()).setType(vehicleType).build();
+						vrpBuilder.addVehicle(vehicle);
+					}
+
+				}
+				else{
+					Service.Builder serviceBuilder = Service.Builder.newInstance(customerId);
+					serviceBuilder.addSizeDimension(0, demand).setLocation(Location.Builder.newInstance().setCoordinate(coord).setId(customerId).build()).setServiceTime(serviceTime);
+					int noTimeWindows = Integer.parseInt(tokens[7]);
+					for(int i=0;i<noTimeWindows*2;i=i+2){
+						double earliest = Double.parseDouble(tokens[8+i]);
+						double latest = Double.parseDouble(tokens[8+i+1]);
+						serviceBuilder.addTimeWindow(earliest,latest);
+					}
+					vrpBuilder.addJob(serviceBuilder.build());
+				}
+			}
+		}
+		close(reader);
+	}
+
+	public void setCoordProjectionFactor(double coordProjectionFactor) {
+		this.coordProjectionFactor = coordProjectionFactor;
+	}
+
+	private void close(BufferedReader reader)  {
+		try {
+			reader.close();
+		} catch (IOException e) {
+			e.printStackTrace();
+			logger.error(e);
+			System.exit(1);
+		}
+	}
+
+	private String readLine(BufferedReader reader) {
+		try {
+			return reader.readLine();
+		} catch (IOException e) {
+			e.printStackTrace();
+			logger.error(e);
+			System.exit(1);
+			return null;
+		}
+	}
+
+	private Coordinate makeCoord(String xString, String yString) {
+		double x = Double.parseDouble(xString);
+		double y = Double.parseDouble(yString);
+		return new Coordinate(x*coordProjectionFactor,y*coordProjectionFactor);
+	}
+
+	private BufferedReader getReader(String solomonFile) {
+		BufferedReader reader = null;
+		try {
+			reader = new BufferedReader(new FileReader(solomonFile));
+		} catch (FileNotFoundException e1) {
+			e1.printStackTrace();
+			logger.error(e1);
+			System.exit(1);
+		}
+		return reader;
+	}
+
+	public void setTimeProjectionFactor(double timeProjection) {
+		this.timeProjectionFactor=timeProjection;
+
+	}
+
+    public void setFixedCosts(int fixedCosts) {
+        this.fixedCostPerVehicle = fixedCosts;
+    }
+}
diff --git a/jsprit-instances/src/test/java/jsprit/instance/reader/BelhaizaReaderTest.java b/jsprit-instances/src/test/java/jsprit/instance/reader/BelhaizaReaderTest.java
new file mode 100644
index 00000000..edca9b01
--- /dev/null
+++ b/jsprit-instances/src/test/java/jsprit/instance/reader/BelhaizaReaderTest.java
@@ -0,0 +1,193 @@
+/*******************************************************************************
+ * Copyright (C) 2013  Stefan Schroeder
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ ******************************************************************************/
+package jsprit.instance.reader;
+
+import jsprit.core.algorithm.VehicleRoutingAlgorithm;
+import jsprit.core.algorithm.box.Jsprit;
+import jsprit.core.problem.VehicleRoutingProblem;
+import jsprit.core.problem.VehicleRoutingProblem.FleetSize;
+import jsprit.core.problem.job.Service;
+import jsprit.core.problem.solution.VehicleRoutingProblemSolution;
+import jsprit.core.problem.solution.route.activity.TimeWindow;
+import jsprit.core.problem.vehicle.Vehicle;
+import jsprit.core.reporting.SolutionPrinter;
+import jsprit.core.util.Solutions;
+import org.junit.Test;
+
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.junit.Assert.assertEquals;
+
+
+public class BelhaizaReaderTest {
+
+	@Test
+	public void whenReadingBelhaizaInstance_nuOfCustomersIsCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		assertEquals(100,vrp.getJobs().values().size());
+	}
+
+	private String getPath() {
+		URL resource = getClass().getClassLoader().getResource("cm101.txt");
+		if(resource == null) throw new IllegalStateException("file C101_solomon.txt does not exist");
+		return resource.getPath();
+	}
+
+	@Test
+	public void whenReadingBelhaizaInstance_fleetSizeIsInfinite(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		assertEquals(FleetSize.INFINITE,vrp.getFleetSize());
+	}
+
+	@Test
+	public void whenReadingBelhaizaInstance_vehicleCapacitiesAreCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		for(Vehicle v : vrp.getVehicles()){
+			assertEquals(200,v.getType().getCapacityDimensions().get(0));
+		}
+	}
+
+	@Test
+	public void whenReadingBelhaizaInstance_vehicleLocationsAreCorrect_and_correspondToDepotLocation(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		for(Vehicle v : vrp.getVehicles()){
+			assertEquals(40.0,v.getStartLocation().getCoordinate().getX(),0.01);
+			assertEquals(50.0,v.getStartLocation().getCoordinate().getY(),0.01);
+		}
+	}
+
+	@Test
+	public void whenReadingBelhaizaInstance_demandOfCustomerOneIsCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		assertEquals(10,vrp.getJobs().get("1").getSize().get(0));
+	}
+
+	@Test
+	public void whenReadingBelhaizaInstance_serviceDurationOfCustomerTwoIsCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		assertEquals(90,((Service)vrp.getJobs().get("2")).getServiceDuration(),0.1);
+	}
+
+	@Test
+	public void noTimeWindowsShouldBeCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		assertEquals(5,((Service)vrp.getJobs().get("1")).getTimeWindows().size());
+	}
+
+	@Test
+	public void noTimeWindowsShouldBeCorrect2(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		assertEquals(10,((Service)vrp.getJobs().get("2")).getTimeWindows().size());
+	}
+
+	@Test
+	public void firstTimeWindowShouldBeCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		assertEquals(20.,((Service)vrp.getJobs().get("1")).getTimeWindows().iterator().next().getStart(),0.1);
+		assertEquals(31.,((Service)vrp.getJobs().get("1")).getTimeWindows().iterator().next().getEnd(),0.1);
+	}
+
+	@Test
+	public void secondTimeWindowShouldBeCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		List<TimeWindow> timeWindows = new ArrayList<TimeWindow>(((Service)vrp.getJobs().get("1")).getTimeWindows());
+		assertEquals(118.,timeWindows.get(1).getStart(),0.1);
+		assertEquals(148.,timeWindows.get(1).getEnd(),0.1);
+	}
+
+	@Test
+	public void thirdTimeWindowShouldBeCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		List<TimeWindow> timeWindows = new ArrayList<TimeWindow>(((Service)vrp.getJobs().get("1")).getTimeWindows());
+		assertEquals(235.,timeWindows.get(2).getStart(),0.1);
+		assertEquals(258.,timeWindows.get(2).getEnd(),0.1);
+	}
+
+	@Test
+	public void fourthTimeWindowShouldBeCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		List<TimeWindow> timeWindows = new ArrayList<TimeWindow>(((Service)vrp.getJobs().get("1")).getTimeWindows());
+		assertEquals(343.,timeWindows.get(3).getStart(),0.1);
+		assertEquals(355.,timeWindows.get(3).getEnd(),0.1);
+	}
+
+	@Test
+	public void fifthTimeWindowShouldBeCorrect(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		VehicleRoutingProblem vrp = builder.build();
+		List<TimeWindow> timeWindows = new ArrayList<TimeWindow>(((Service)vrp.getJobs().get("1")).getTimeWindows());
+		assertEquals(441.,timeWindows.get(4).getStart(),0.1);
+		assertEquals(457.,timeWindows.get(4).getEnd(),0.1);
+	}
+
+	@Test
+	public void testAlgo(){
+		VehicleRoutingProblem.Builder builder = VehicleRoutingProblem.Builder.newInstance();
+		new BelhaizaReader(builder).read(getPath());
+		builder.setFleetSize(FleetSize.FINITE);
+		VehicleRoutingProblem vrp = builder.build();
+
+//		VehicleRoutingAlgorithm vra = Jsprit.createAlgorithm(vrp);
+
+//		VehicleRoutingAlgorithm algorithm = new SchrimpfFactory().createAlgorithm(vrp);
+
+		Jsprit.Builder vraBuilder = Jsprit.Builder.newInstance(vrp);
+		vraBuilder.setProperty(Jsprit.Strategy.CLUSTER_REGRET, "0.25");
+		vraBuilder.setProperty(Jsprit.Strategy.RADIAL_REGRET, "0.25");
+		vraBuilder.setProperty(Jsprit.Strategy.RANDOM_REGRET, "0.");
+		vraBuilder.setProperty(Jsprit.Strategy.WORST_REGRET, "0.25");
+		vraBuilder.setProperty(Jsprit.Parameter.THRESHOLD_INI, "0.05");
+		VehicleRoutingAlgorithm algorithm = vraBuilder.buildAlgorithm();
+		algorithm.setMaxIterations(5000);
+//		VariationCoefficientTermination variation_coefficient = new VariationCoefficientTermination(200, 0.005);
+//		algorithm.setPrematureAlgorithmTermination(variation_coefficient);
+//		algorithm.addListener(variation_coefficient);
+
+//		vra.setMaxIterations(5000);
+		VehicleRoutingProblemSolution solution = Solutions.bestOf(algorithm.searchSolutions());
+
+		SolutionPrinter.print(vrp,solution, SolutionPrinter.Print.VERBOSE);
+	}
+
+}
diff --git a/jsprit-instances/src/test/resources/cm101.txt b/jsprit-instances/src/test/resources/cm101.txt
new file mode 100644
index 00000000..33d8ce5f
--- /dev/null
+++ b/jsprit-instances/src/test/resources/cm101.txt
@@ -0,0 +1,103 @@
+4	10	100	1																								
+0	200																										
+0	40	50	0	0	0	0	0	1236																			
+1	45	68	90	10	1	1	5	20	31	118	148	235	258	343	355	441	457										
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+27	23	52	90	10	1	1	5	113	146	215	228	322	349	430	472	530	565										
+28	23	55	90	20	1	1	8	44	74	132	144	230	277	363	378	437	462	520	538	631	663	729	743				
+29	20	50	90	10	1	1	6	88	102	159	196	265	284	362	401	482	493	551	582								
+30	20	55	90	10	1	1	7	121	151	204	227	282	326	406	419	484	505	596	637	719	745						
+31	10	35	90	20	1	1	6	24	66	122	138	226	250	327	344	431	453	513	560								
+32	10	40	90	30	1	1	8	6	28	100	123	191	203	274	310	360	409	503	527	599	630	711	754				
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+34	8	45	90	20	1	1	10	23	70	158	176	243	254	305	331	418	464	543	574	653	675	751	797	851	874	943	992
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+42	33	32	90	20	1	1	6	83	116	168	185	246	289	350	393	454	478	549	570								
+43	33	35	90	10	1	1	10	11	29	80	104	164	200	264	289	366	399	466	500	556	584	637	686	749	795	891	912
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+45	30	30	90	10	1	1	7	91	102	176	190	266	312	376	413	477	498	586	634	701	745						
+46	30	32	90	30	1	1	10	114	135	225	241	323	339	416	443	541	586	684	713	780	819	874	900	975	991	1042	1079
+47	30	35	90	10	1	1	5	1	34	92	135	227	275	341	380	455	504										
+48	28	30	90	10	1	1	7	110	132	191	211	276	312	363	386	457	498	596	612	675	718						
+49	28	35	90	10	1	1	10	37	64	138	161	221	255	320	361	454	467	555	592	645	691	767	783	864	881	944	964
+50	26	32	90	10	1	1	9	61	76	152	174	242	288	360	372	430	441	520	554	628	650	705	733	808	824		
+51	25	30	90	10	1	1	9	17	51	114	143	213	228	292	322	401	449	523	545	602	638	688	727	795	821		
+52	25	35	90	10	1	1	8	60	106	167	190	286	304	384	410	495	543	636	673	772	798	897	927				
+53	44	5	90	20	1	1	8	119	166	226	248	310	348	413	423	502	517	593	630	686	715	787	823				
+54	42	10	90	40	1	1	5	102	114	173	217	316	348	423	448	503	543										
+55	42	15	90	10	1	1	7	31	49	148	179	264	304	363	374	450	498	554	603	681	698						
+56	40	5	90	30	1	1	6	110	144	226	270	326	355	429	470	546	565	643	675								
+57	40	15	90	40	1	1	5	83	112	164	201	276	312	400	415	505	551										
+58	38	5	90	30	1	1	6	61	98	173	184	271	296	368	398	461	489	561	572								
+59	38	15	90	10	1	1	9	45	71	149	194	290	321	407	454	553	584	661	678	733	748	812	838	929	966		
+60	35	5	90	20	1	1	9	79	118	192	212	296	328	397	410	489	531	604	650	732	753	844	891	950	985		
+61	50	30	90	10	1	1	10	68	92	168	197	248	272	358	401	494	530	604	622	713	735	805	817	873	903	968	1008
+62	50	35	90	20	1	1	7	29	77	169	201	272	313	378	424	515	553	640	685	736	753						
+63	50	40	90	50	1	1	7	0	14	103	126	223	265	359	391	442	458	532	575	656	699						
+64	48	30	90	10	1	1	8	8	33	85	124	192	232	295	314	388	398	461	495	578	608	697	712				
+65	48	40	90	10	1	1	5	70	98	172	209	306	336	404	442	537	564										
+66	47	35	90	10	1	1	7	44	64	155	189	284	330	391	418	491	507	588	620	703	720						
+67	47	40	90	10	1	1	9	65	103	202	226	279	300	367	403	496	518	582	631	707	737	818	849	914	955		
+68	45	30	90	10	1	1	8	110	147	234	270	340	389	451	466	555	594	657	697	783	827	911	936				
+69	45	35	90	10	1	1	7	60	107	180	192	275	324	399	416	480	521	610	620	719	735						
+70	95	30	90	30	1	1	9	22	49	125	164	243	284	356	400	499	540	636	654	720	750	809	833	888	932		
+71	95	35	90	20	1	1	8	73	91	163	212	266	302	394	410	490	520	590	610	688	732	810	859				
+72	53	30	90	10	1	1	7	28	68	141	160	230	269	340	366	462	496	548	574	624	642						
+73	92	30	90	10	1	1	9	117	156	234	280	360	396	479	500	588	633	707	727	813	831	919	948	1016	1047		
+74	53	35	90	50	1	1	5	45	56	109	145	228	256	323	357	414	438										
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+78	88	35	90	20	1	1	8	63	86	148	185	251	268	364	377	456	481	546	559	626	665	755	797				
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+80	85	25	90	10	1	1	7	98	139	229	259	319	359	450	498	574	598	669	718	805	847						
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+82	75	55	90	20	1	1	6	57	104	164	197	294	324	416	438	488	512	599	626								
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+84	70	58	90	20	1	1	8	74	108	163	198	285	320	389	401	466	487	582	604	655	682	735	777				
+85	68	60	90	30	1	1	8	36	54	147	158	216	238	311	348	440	473	551	599	655	689	766	787				
+86	66	55	90	10	1	1	7	103	115	214	246	328	340	410	427	503	547	610	645	701	748						
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+88	65	60	90	30	1	1	7	113	134	228	276	355	369	420	459	547	591	658	693	777	802						
+89	63	58	90	10	1	1	8	98	133	221	232	282	298	394	418	498	524	611	660	746	794	861	908				
+90	60	55	90	10	1	1	5	72	109	183	224	301	350	440	476	527	550										
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+92	67	85	90	20	1	1	10	48	95	165	205	288	323	410	440	502	535	606	639	696	708	768	779	837	850	933	958
+93	65	85	90	40	1	1	8	25	73	152	183	258	297	391	439	521	563	659	683	759	792	851	884				
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+95	62	80	90	30	1	1	7	81	105	170	214	300	330	400	431	518	552	646	692	769	790						
+96	60	80	90	10	1	1	8	85	134	226	250	333	369	451	465	561	610	702	718	777	802	852	867				
+97	60	85	90	30	1	1	8	49	85	153	183	235	248	311	336	428	473	555	565	660	678	741	776				
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diff --git a/pom.xml b/pom.xml
index 37e44981..51ee9641 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,3 +1,4 @@
+
 <!--~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   ~ Copyright (C) 2014  Stefan Schroeder
   ~
@@ -84,9 +85,9 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <junit.version>4.10</junit.version>
         <mockito.version>1.9.5</mockito.version>
+        <hamcrest.version>1.3</hamcrest.version>
         <logger.version>2.0</logger.version>
         <maven.javadoc.failOnError>false</maven.javadoc.failOnError>
-        <maven.version>3.0.4</maven.version>
 
     </properties>
 
@@ -272,6 +273,8 @@
             <scope>test</scope>
         </dependency>
 
+
+
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-api</artifactId>
@@ -283,6 +286,7 @@
             <version>${logger.version}</version>
         </dependency>
 
+
     </dependencies>