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 21cbbcf0..c17efe7d 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
@@ -331,7 +331,7 @@ public class VrpXMLReader{
 				for(HierarchicalConfiguration dimension : dimensionConfigs){
 					Integer index = dimension.getInt("[@index]");
 					Integer value = dimension.getInt("");
-					builder.addCapacityDimension(index, value);
+					builder.addSizeDimension(index, value);
 				}
 			}
 			
@@ -440,7 +440,7 @@ public class VrpXMLReader{
 				for(HierarchicalConfiguration dimension : dimensionConfigs){
 					Integer index = dimension.getInt("[@index]");
 					Integer value = dimension.getInt("");
-					builder.addCapacityDimension(index, value);
+					builder.addSizeDimension(index, value);
 				}
 			}
 			String serviceLocationId = serviceConfig.getString("locationId");
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLWriter.java b/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLWriter.java
index eaf7574a..afdf1892 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLWriter.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLWriter.java
@@ -174,9 +174,9 @@ public class VrpXMLWriter {
 				xmlConfig.setProperty(shipmentPathString + "("+counter+").coord[@x]", service.getCoord().getX());
 				xmlConfig.setProperty(shipmentPathString + "("+counter+").coord[@y]", service.getCoord().getY());
 			}
-			for(int i=0;i<service.getCapacity().getNuOfDimensions();i++){
+			for(int i=0;i<service.getSize().getNuOfDimensions();i++){
 				xmlConfig.setProperty(shipmentPathString + "("+counter+").capacity-dimensions.dimension("+i+")[@index]", i);
-				xmlConfig.setProperty(shipmentPathString + "("+counter+").capacity-dimensions.dimension("+i+")", service.getCapacity().get(i));
+				xmlConfig.setProperty(shipmentPathString + "("+counter+").capacity-dimensions.dimension("+i+")", service.getSize().get(i));
 			}
 			xmlConfig.setProperty(shipmentPathString + "("+counter+").duration", service.getServiceDuration());
 			xmlConfig.setProperty(shipmentPathString + "("+counter+").timeWindows.timeWindow(0).start", service.getTimeWindow().getStart());
@@ -215,9 +215,9 @@ public class VrpXMLWriter {
 			xmlConfig.setProperty(shipmentPathString + "("+counter+").delivery.timeWindows.timeWindow(0).start", shipment.getDeliveryTimeWindow().getStart());
 			xmlConfig.setProperty(shipmentPathString + "("+counter+").delivery.timeWindows.timeWindow(0).end", shipment.getDeliveryTimeWindow().getEnd());
 			
-			for(int i=0;i<shipment.getCapacity().getNuOfDimensions();i++){
+			for(int i=0;i<shipment.getSize().getNuOfDimensions();i++){
 				xmlConfig.setProperty(shipmentPathString + "("+counter+").capacity-dimensions.dimension("+i+")[@index]", i);
-				xmlConfig.setProperty(shipmentPathString + "("+counter+").capacity-dimensions.dimension("+i+")", shipment.getCapacity().get(i));
+				xmlConfig.setProperty(shipmentPathString + "("+counter+").capacity-dimensions.dimension("+i+")", shipment.getSize().get(i));
 			}
 			counter++;
 		}
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/job/Delivery.java b/jsprit-core/src/main/java/jsprit/core/problem/job/Delivery.java
index ba996ad0..52987b09 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/job/Delivery.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/job/Delivery.java
@@ -41,7 +41,7 @@ public class Delivery extends Service{
 		@Deprecated
 		public static Builder newInstance(String id, int size){
 			Builder builder = new Builder(id,size);
-			builder.addCapacityDimension(0, size);
+			builder.addSizeDimension(0, size);
 			return builder;
 		}
 		
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/job/Job.java b/jsprit-core/src/main/java/jsprit/core/problem/job/Job.java
index 853c0be0..a04674e4 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/job/Job.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/job/Job.java
@@ -46,10 +46,10 @@ public interface Job {
 	public int getCapacityDemand();
 	
 	/**
-	 * Returns capacity of jobs which can consist of an arbitrary number of capacity dimensions.
+	 * Returns size, i.e. capacity-demand, of this job which can consist of an arbitrary number of capacity dimensions.
 	 * 
 	 * @return Capacity
 	 */
-	public Capacity getCapacity();
+	public Capacity getSize();
 	
 }
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/job/Pickup.java b/jsprit-core/src/main/java/jsprit/core/problem/job/Pickup.java
index d407b789..02d79653 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/job/Pickup.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/job/Pickup.java
@@ -40,7 +40,7 @@ public class Pickup extends Service {
 		@Deprecated
 		public static Builder newInstance(String id, int size){
 			Builder builder = new Builder(id,size);
-			builder.addCapacityDimension(0, size);
+			builder.addSizeDimension(0, size);
 			return builder;
 		}
 		
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 8ba8327d..45d38ad5 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
@@ -56,7 +56,7 @@ public class Service implements Job {
 		@Deprecated
 		public static Builder newInstance(String id, int size){
 			Builder builder = new Builder(id,size);
-			builder.addCapacityDimension(0, size);
+			builder.addSizeDimension(0, size);
 			return builder;
 		}
 		
@@ -162,7 +162,7 @@ public class Service implements Job {
 		 * @return the builder
 		 * @throws IllegalArgumentException if dimensionValue < 0
 		 */
-		public Builder addCapacityDimension(int dimensionIndex, int dimensionValue){
+		public Builder addSizeDimension(int dimensionIndex, int dimensionValue){
 			if(dimensionValue<0) throw new IllegalArgumentException("capacity value cannot be negative");
 			capacityBuilder.addDimension(dimensionIndex, dimensionValue);
 			return this;
@@ -213,10 +213,8 @@ public class Service implements Job {
 	private final double serviceTime;
 
 	private final TimeWindow timeWindow;
-
-//	private final int demand;
 	
-	private final Capacity capacity;
+	private final Capacity size;
 
 	Service(Builder builder){
 		id = builder.id;
@@ -225,7 +223,7 @@ public class Service implements Job {
 		serviceTime = builder.serviceTime;
 		timeWindow = builder.timeWindow;
 		type = builder.type;
-		capacity = builder.capacity;
+		size = builder.capacity;
 	}
 
 	@Override
@@ -277,7 +275,7 @@ public class Service implements Job {
 	@Override
 	@Deprecated
 	public int getCapacityDemand() {
-		return capacity.get(0);
+		return size.get(0);
 	}
 	
 	/**
@@ -294,7 +292,7 @@ public class Service implements Job {
 	 */
 	@Override
 	public String toString() {
-		return "[id=" + id + "][type="+type+"][locationId=" + locationId + "][coord="+coord+"][capacity=" + capacity + "][serviceTime=" + serviceTime + "][timeWindow=" + timeWindow + "]";
+		return "[id=" + id + "][type="+type+"][locationId=" + locationId + "][coord="+coord+"][capacity=" + size + "][serviceTime=" + serviceTime + "][timeWindow=" + timeWindow + "]";
 	}
 
 
@@ -328,8 +326,8 @@ public class Service implements Job {
 	}
 
 	@Override
-	public Capacity getCapacity() {
-		return capacity;
+	public Capacity getSize() {
+		return size;
 	}
 	
 }
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 8e53f2a7..949c4518 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
@@ -68,7 +68,7 @@ public class Shipment implements Job{
 		@Deprecated
 		public static Builder newInstance(String id, int size){
 			Builder builder = new Builder(id,size);
-			builder.addCapacityDimension(0, size);
+			builder.addSizeDimension(0, size);
 			return builder;
 		}
 		
@@ -210,14 +210,14 @@ public class Shipment implements Job{
 		/**
 		 * Adds capacity dimension.
 		 * 
-		 * @param dimIndex
-		 * @param dimVal
+		 * @param dimensionIndex
+		 * @param dimensionValue
 		 * @return builder
 		 * @throws IllegalArgumentException if dimVal < 0
 		 */
-		public Builder addCapacityDimension(int dimIndex, int dimVal) {
-			if(dimVal<0) throw new IllegalArgumentException("capacity value cannot be negative");
-			capacityBuilder.addDimension(dimIndex, dimVal);
+		public Builder addSizeDimension(int dimensionIndex, int dimensionValue) {
+			if(dimensionValue<0) throw new IllegalArgumentException("capacity value cannot be negative");
+			capacityBuilder.addDimension(dimensionIndex, dimensionValue);
 			return this;
 		}
 		
@@ -404,7 +404,7 @@ public class Shipment implements Job{
 	}
 
 	@Override
-	public Capacity getCapacity() {
+	public Capacity getSize() {
 		return capacity;
 	}
 
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 c98da473..7f5c8ebc 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
@@ -16,7 +16,7 @@ public final class DeliverService implements DeliveryActivity{
 	public DeliverService(Delivery delivery) {
 		super();
 		this.delivery = delivery;
-		capacity = Capacity.invert(delivery.getCapacity());
+		capacity = Capacity.invert(delivery.getSize());
 	}
 	
 	private DeliverService(DeliverService deliveryActivity){
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 3b274749..f709bb7f 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
@@ -17,7 +17,7 @@ public final class DeliverShipment implements DeliveryActivity{
 	public DeliverShipment(Shipment shipment) {
 		super();
 		this.shipment = shipment;
-		this.capacity = Capacity.invert(shipment.getCapacity());
+		this.capacity = Capacity.invert(shipment.getSize());
 	}
 
 	public DeliverShipment(DeliverShipment deliveryShipmentActivity) {
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 0bb8a9b1..b2b1c71d 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
@@ -99,7 +99,7 @@ public final class PickupService implements PickupActivity{
 
 	@Override
 	public Capacity getCapacity() {
-		return pickup.getCapacity();
+		return pickup.getSize();
 	}
 
 }
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 dc8c377f..045d603b 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
@@ -94,7 +94,7 @@ public final class PickupShipment implements PickupActivity{
 
 	@Override
 	public Capacity getCapacity() {
-		return shipment.getCapacity();
+		return shipment.getSize();
 	}
 
 
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 fd3f2fe7..f3cc9af6 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
@@ -160,7 +160,7 @@ public class ServiceActivity implements JobActivity{
 
 	@Override
 	public Capacity getCapacity() {
-		return service.getCapacity();
+		return service.getSize();
 	}
 	
 	
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 4052d31c..7b25692e 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
@@ -75,7 +75,7 @@ public class TestInserter {
 	public void whenInsertingShipmentAndRouteIsClosed_itInsertsCorrectly(){
 		Shipment shipment = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(shipment.getCapacity()).thenReturn(capacity);
+		when(shipment.getSize()).thenReturn(capacity);
 		Vehicle vehicle = mock(Vehicle.class);
 		when(vehicle.getStartLocationId()).thenReturn("vehLoc");
 		when(vehicle.getEndLocationId()).thenReturn("vehLoc");
@@ -85,7 +85,7 @@ public class TestInserter {
 		VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
 		//start - pick(shipment) - del(shipment) - end
 		Shipment shipmentToInsert = mock(Shipment.class);
-		when(shipmentToInsert.getCapacity()).thenReturn(capacity);
+		when(shipmentToInsert.getSize()).thenReturn(capacity);
 		when(shipmentToInsert.getDeliveryLocation()).thenReturn("delLoc");
 		when(shipmentToInsert.getPickupLocation()).thenReturn("pickLoc");
 		InsertionData iData = mock(InsertionData.class);
@@ -106,7 +106,7 @@ public class TestInserter {
 	public void whenInsertingShipmentAndRouteIsOpen_itInsertsCorrectlyAndSwitchesEndLocation(){
 		Shipment shipment = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(shipment.getCapacity()).thenReturn(capacity);
+		when(shipment.getSize()).thenReturn(capacity);
 		Vehicle vehicle = mock(Vehicle.class);
 		when(vehicle.isReturnToDepot()).thenReturn(false);
 		when(vehicle.getId()).thenReturn("vehId");
@@ -114,7 +114,7 @@ public class TestInserter {
 		VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
 		//start - pick(shipment) - del(shipment) - end
 		Shipment shipmentToInsert = mock(Shipment.class);
-		when(shipmentToInsert.getCapacity()).thenReturn(capacity);
+		when(shipmentToInsert.getSize()).thenReturn(capacity);
 		when(shipmentToInsert.getDeliveryLocation()).thenReturn("delLoc");
 		when(shipmentToInsert.getPickupLocation()).thenReturn("pickLoc");
 		InsertionData iData = mock(InsertionData.class);
@@ -135,14 +135,14 @@ public class TestInserter {
 	public void whenSwitchingVehicleAndRouteIsClosed_newStartAndEndShouldBeTheLocationOfNewVehicle(){
 		Shipment shipment = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(shipment.getCapacity()).thenReturn(capacity);
+		when(shipment.getSize()).thenReturn(capacity);
 		Vehicle vehicle = VehicleImpl.Builder.newInstance("vehId").setStartLocationId("vehLoc").setType(mock(VehicleType.class)).build(); 
 		Vehicle newVehicle = VehicleImpl.Builder.newInstance("newVehId").setStartLocationId("newVehLoc").setType(mock(VehicleType.class)).build();
 		
 		VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
 		//start - pick(shipment) - del(shipment) - end
 		Shipment shipmentToInsert = mock(Shipment.class);
-		when(shipmentToInsert.getCapacity()).thenReturn(capacity);
+		when(shipmentToInsert.getSize()).thenReturn(capacity);
 		when(shipmentToInsert.getDeliveryLocation()).thenReturn("delLoc");
 		when(shipmentToInsert.getPickupLocation()).thenReturn("pickLoc");
 		
@@ -161,14 +161,14 @@ public class TestInserter {
 	public void whenSwitchingVehicleAndRouteIsOpen_endLocationShouldBeTheLocationOfTheLastActivity(){
 		Shipment shipment = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(shipment.getCapacity()).thenReturn(capacity);
+		when(shipment.getSize()).thenReturn(capacity);
 		Vehicle vehicle = VehicleImpl.Builder.newInstance("vehId").setReturnToDepot(false).setStartLocationId("vehLoc").setType(mock(VehicleType.class)).build(); 
 		Vehicle newVehicle = VehicleImpl.Builder.newInstance("newVehId").setReturnToDepot(false).setStartLocationId("newVehLoc").setType(mock(VehicleType.class)).build();
 		
 		VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
 		//start - pick(shipment) - del(shipment) - end
 		Shipment shipmentToInsert = mock(Shipment.class);
-		when(shipmentToInsert.getCapacity()).thenReturn(capacity);
+		when(shipmentToInsert.getSize()).thenReturn(capacity);
 		when(shipmentToInsert.getDeliveryLocation()).thenReturn("delLoc");
 		when(shipmentToInsert.getPickupLocation()).thenReturn("pickLoc");
 		
@@ -187,7 +187,7 @@ public class TestInserter {
 	public void whenInsertingShipmentAtBeginningAndSwitchingVehicleAndRouteIsOpen_endLocationShouldBeTheLocationOfTheLastActivity(){
 		Shipment shipment = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(shipment.getCapacity()).thenReturn(capacity);
+		when(shipment.getSize()).thenReturn(capacity);
 		when(shipment.getDeliveryLocation()).thenReturn("oldShipmentDelLoc");
 		Vehicle vehicle = VehicleImpl.Builder.newInstance("vehId").setReturnToDepot(false).setStartLocationId("vehLoc").setType(mock(VehicleType.class)).build(); 
 		Vehicle newVehicle = VehicleImpl.Builder.newInstance("newVehId").setReturnToDepot(false).setStartLocationId("newVehLoc").setType(mock(VehicleType.class)).build();
@@ -195,7 +195,7 @@ public class TestInserter {
 		VehicleRoute route = VehicleRoute.Builder.newInstance(vehicle, mock(Driver.class)).addPickup(shipment).addDelivery(shipment).build();
 		//start - pick(shipment) - del(shipment) - end
 		Shipment shipmentToInsert = mock(Shipment.class);
-		when(shipmentToInsert.getCapacity()).thenReturn(capacity);
+		when(shipmentToInsert.getSize()).thenReturn(capacity);
 		when(shipmentToInsert.getDeliveryLocation()).thenReturn("delLoc");
 		when(shipmentToInsert.getPickupLocation()).thenReturn("pickLoc");
 		
diff --git a/jsprit-core/src/test/java/jsprit/core/algorithm/state/HardPickupAndDeliveryShipmentActivityConstraintTest.java b/jsprit-core/src/test/java/jsprit/core/algorithm/state/HardPickupAndDeliveryShipmentActivityConstraintTest.java
index def68ea8..30f26a17 100644
--- a/jsprit-core/src/test/java/jsprit/core/algorithm/state/HardPickupAndDeliveryShipmentActivityConstraintTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/algorithm/state/HardPickupAndDeliveryShipmentActivityConstraintTest.java
@@ -41,7 +41,7 @@ public class HardPickupAndDeliveryShipmentActivityConstraintTest {
 		shipment = mock(Shipment.class);
 		when(shipment.getCapacityDemand()).thenReturn(1);
 		Capacity capacity = Capacity.Builder.newInstance().addDimension(0, 1).build();
-		when(shipment.getCapacity()).thenReturn(capacity);
+		when(shipment.getSize()).thenReturn(capacity);
 		iFacts = new JobInsertionContext(null, null, vehicle, null, 0.0);
 		constraint = new PickupAndDeliverShipmentLoadActivityLevelConstraint(stateManager);
 	}
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/io/VrpReaderV2Test.java b/jsprit-core/src/test/java/jsprit/core/problem/io/VrpReaderV2Test.java
index 53384ea0..c387f93b 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/io/VrpReaderV2Test.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/io/VrpReaderV2Test.java
@@ -149,7 +149,7 @@ public class VrpReaderV2Test {
 		VehicleRoutingProblem vrp = builder.build();
 		Service s1 = (Service) vrp.getJobs().get("1");
 		assertEquals(1,s1.getCapacityDemand());
-		assertEquals(1,s1.getCapacity().get(0));
+		assertEquals(1,s1.getSize().get(0));
 	}
 	
 	@Test
@@ -311,7 +311,7 @@ public class VrpReaderV2Test {
 		VehicleRoutingProblem vrp = builder.build();
 		Shipment s = (Shipment) vrp.getJobs().get("3");
 		assertEquals(10,s.getCapacityDemand());
-		assertEquals(10,s.getCapacity().get(0));
+		assertEquals(10,s.getSize().get(0));
 	}
 	
 	@Test
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/io/VrpWriterV2Test.java b/jsprit-core/src/test/java/jsprit/core/problem/io/VrpWriterV2Test.java
index 0f5056ca..f4d5a766 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/io/VrpWriterV2Test.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/io/VrpWriterV2Test.java
@@ -124,8 +124,8 @@ public class VrpWriterV2Test {
 		Builder builder = VehicleRoutingProblem.Builder.newInstance();
 		
 		Service s1 = Service.Builder.newInstance("1")
-				.addCapacityDimension(0, 20)
-				.addCapacityDimension(1, 200)
+				.addSizeDimension(0, 20)
+				.addSizeDimension(1, 200)
 				.setLocationId("loc").setServiceTime(2.0).build();
 		Service s2 = Service.Builder.newInstance("2", 1).setLocationId("loc2").setServiceTime(4.0).build();
 		
@@ -139,9 +139,9 @@ public class VrpWriterV2Test {
 		
 		Service s1_read = (Service) vrp.getJobs().get("1");
 		
-		assertEquals(2, s1_read.getCapacity().getNuOfDimensions());
-		assertEquals(20, s1_read.getCapacity().get(0));
-		assertEquals(200, s1_read.getCapacity().get(1));
+		assertEquals(2, s1_read.getSize().getNuOfDimensions());
+		assertEquals(20, s1_read.getSize().get(0));
+		assertEquals(200, s1_read.getSize().get(1));
 		
 	}
 	
@@ -339,8 +339,8 @@ public class VrpWriterV2Test {
 		Shipment s1 = Shipment.Builder.newInstance("1")
 				.setPickupCoord(Coordinate.newInstance(1, 2)).setDeliveryCoord(Coordinate.newInstance(5, 6)).setDeliveryLocation("delLoc").setPickupTimeWindow(TimeWindow.newInstance(1, 2))
 				.setDeliveryTimeWindow(TimeWindow.newInstance(3, 4)).setPickupServiceTime(100).setDeliveryServiceTime(50)
-				.addCapacityDimension(0, 10)
-				.addCapacityDimension(2, 100)
+				.addSizeDimension(0, 10)
+				.addSizeDimension(2, 100)
 				.build();
 		
 		Shipment s2 = Shipment.Builder.newInstance("2", 20).setPickupLocation("pickLocation").setDeliveryLocation("delLocation").setPickupTimeWindow(TimeWindow.newInstance(5, 6))
@@ -353,13 +353,13 @@ public class VrpWriterV2Test {
 		new VrpXMLReader(vrpToReadBuilder, null).read(infileName);
 		VehicleRoutingProblem readVrp = vrpToReadBuilder.build();
 		
-		assertEquals(3,((Shipment)readVrp.getJobs().get("1")).getCapacity().getNuOfDimensions());
-		assertEquals(10,((Shipment)readVrp.getJobs().get("1")).getCapacity().get(0));
-		assertEquals(0,((Shipment)readVrp.getJobs().get("1")).getCapacity().get(1));
-		assertEquals(100,((Shipment)readVrp.getJobs().get("1")).getCapacity().get(2));
+		assertEquals(3,((Shipment)readVrp.getJobs().get("1")).getSize().getNuOfDimensions());
+		assertEquals(10,((Shipment)readVrp.getJobs().get("1")).getSize().get(0));
+		assertEquals(0,((Shipment)readVrp.getJobs().get("1")).getSize().get(1));
+		assertEquals(100,((Shipment)readVrp.getJobs().get("1")).getSize().get(2));
 		
-		assertEquals(1,((Shipment)readVrp.getJobs().get("2")).getCapacity().getNuOfDimensions());
-		assertEquals(20,((Shipment)readVrp.getJobs().get("2")).getCapacity().get(0));
+		assertEquals(1,((Shipment)readVrp.getJobs().get("2")).getSize().getNuOfDimensions());
+		assertEquals(20,((Shipment)readVrp.getJobs().get("2")).getSize().get(0));
 	}
 	
 	@Test
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/job/DeliveryTest.java b/jsprit-core/src/test/java/jsprit/core/problem/job/DeliveryTest.java
index 743fbba3..78db1634 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/job/DeliveryTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/job/DeliveryTest.java
@@ -15,12 +15,12 @@ public class DeliveryTest {
 	@Test
 	public void whenAddingTwoCapDimension_nuOfDimsShouldBeTwo(){
 		Delivery one = (Delivery)Delivery.Builder.newInstance("s").setLocationId("foofoo")
-				.addCapacityDimension(0,2)
-				.addCapacityDimension(1,4)
+				.addSizeDimension(0,2)
+				.addSizeDimension(1,4)
 				.build();
-		assertEquals(2,one.getCapacity().getNuOfDimensions());
-		assertEquals(2,one.getCapacity().get(0));
-		assertEquals(4,one.getCapacity().get(1));
+		assertEquals(2,one.getSize().getNuOfDimensions());
+		assertEquals(2,one.getSize().get(0));
+		assertEquals(4,one.getSize().get(1));
 		
 	}
 	
@@ -28,8 +28,8 @@ public class DeliveryTest {
 	public void whenPickupIsBuiltWithoutSpecifyingCapacity_itShouldHvCapWithOneDimAndDimValOfZero(){
 		Delivery one = (Delivery)Delivery.Builder.newInstance("s").setLocationId("foofoo")
 				.build();
-		assertEquals(1,one.getCapacity().getNuOfDimensions());
-		assertEquals(0,one.getCapacity().get(0));
+		assertEquals(1,one.getSize().getNuOfDimensions());
+		assertEquals(0,one.getSize().get(0));
 	}
 	
 	@SuppressWarnings("deprecation")
@@ -38,8 +38,8 @@ public class DeliveryTest {
 		Delivery one = (Delivery)Delivery.Builder.newInstance("s",1).setLocationId("foofoo")
 				.build();
 		assertEquals(1,one.getCapacityDemand());
-		assertEquals(1,one.getCapacity().getNuOfDimensions());
-		assertEquals(1,one.getCapacity().get(0));
+		assertEquals(1,one.getSize().getNuOfDimensions());
+		assertEquals(1,one.getSize().get(0));
 	}
 
 
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/job/PickupTest.java b/jsprit-core/src/test/java/jsprit/core/problem/job/PickupTest.java
index 7c9a761c..838c3f8b 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/job/PickupTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/job/PickupTest.java
@@ -15,12 +15,12 @@ public class PickupTest {
 	@Test
 	public void whenAddingTwoCapDimension_nuOfDimsShouldBeTwo(){
 		Pickup one = (Pickup)Pickup.Builder.newInstance("s").setLocationId("foofoo")
-				.addCapacityDimension(0,2)
-				.addCapacityDimension(1,4)
+				.addSizeDimension(0,2)
+				.addSizeDimension(1,4)
 				.build();
-		assertEquals(2,one.getCapacity().getNuOfDimensions());
-		assertEquals(2,one.getCapacity().get(0));
-		assertEquals(4,one.getCapacity().get(1));
+		assertEquals(2,one.getSize().getNuOfDimensions());
+		assertEquals(2,one.getSize().get(0));
+		assertEquals(4,one.getSize().get(1));
 		
 	}
 	
@@ -28,8 +28,8 @@ public class PickupTest {
 	public void whenPickupIsBuiltWithoutSpecifyingCapacity_itShouldHvCapWithOneDimAndDimValOfZero(){
 		Pickup one = (Pickup)Pickup.Builder.newInstance("s").setLocationId("foofoo")
 				.build();
-		assertEquals(1,one.getCapacity().getNuOfDimensions());
-		assertEquals(0,one.getCapacity().get(0));
+		assertEquals(1,one.getSize().getNuOfDimensions());
+		assertEquals(0,one.getSize().get(0));
 	}
 	
 	@SuppressWarnings("deprecation")
@@ -38,8 +38,8 @@ public class PickupTest {
 		Pickup one = (Pickup)Pickup.Builder.newInstance("s",1).setLocationId("foofoo")
 				.build();
 		assertEquals(1,one.getCapacityDemand());
-		assertEquals(1,one.getCapacity().getNuOfDimensions());
-		assertEquals(1,one.getCapacity().get(0));
+		assertEquals(1,one.getSize().getNuOfDimensions());
+		assertEquals(1,one.getSize().get(0));
 	}
 
 
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 1debf0ac..fad22ad0 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
@@ -63,24 +63,24 @@ public class ServiceTest {
 	@Test(expected=IllegalArgumentException.class)
 	public void whenCapacityDimValueIsNegative_throwIllegalStateExpception(){
 		@SuppressWarnings("unused")
-		Service s = Service.Builder.newInstance("s").setLocationId("foo").addCapacityDimension(0, -10).build();
+		Service s = Service.Builder.newInstance("s").setLocationId("foo").addSizeDimension(0, -10).build();
 	}
 	
 	@Test
 	public void whenAddingTwoCapDimension_nuOfDimsShouldBeTwo(){
 		Service one = Service.Builder.newInstance("s").setLocationId("foofoo")
-				.addCapacityDimension(0,2)
-				.addCapacityDimension(1,4)
+				.addSizeDimension(0,2)
+				.addSizeDimension(1,4)
 				.build();
-		assertEquals(2,one.getCapacity().getNuOfDimensions());
+		assertEquals(2,one.getSize().getNuOfDimensions());
 	}
 	
 	@Test
 	public void whenShipmentIsBuiltWithoutSpecifyingCapacity_itShouldHvCapWithOneDimAndDimValOfZero(){
 		Service one = Service.Builder.newInstance("s").setLocationId("foofoo")
 				.build();
-		assertEquals(1,one.getCapacity().getNuOfDimensions());
-		assertEquals(0,one.getCapacity().get(0));
+		assertEquals(1,one.getSize().getNuOfDimensions());
+		assertEquals(0,one.getSize().get(0));
 	}
 	
 	@Test
@@ -88,8 +88,8 @@ public class ServiceTest {
 		Service one = Service.Builder.newInstance("s",1).setLocationId("foofoo")
 				.build();
 		assertEquals(1,one.getCapacityDemand());
-		assertEquals(1,one.getCapacity().getNuOfDimensions());
-		assertEquals(1,one.getCapacity().get(0));
+		assertEquals(1,one.getSize().getNuOfDimensions());
+		assertEquals(1,one.getSize().get(0));
 	}
 
 	@Test
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 31e7417f..2b249d75 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
@@ -47,7 +47,7 @@ public class ShipmentTest {
 	@Test(expected=IllegalArgumentException.class)
 	public void whenShipmentIsBuiltWithNegativeDemand_itShouldThrowException_v2(){
 		@SuppressWarnings("unused")
-		Shipment one = Shipment.Builder.newInstance("s").addCapacityDimension(0, -10).setPickupLocation("foo").setDeliveryLocation("foofoo").build();
+		Shipment one = Shipment.Builder.newInstance("s").addSizeDimension(0, -10).setPickupLocation("foo").setDeliveryLocation("foofoo").build();
 	}
 	
 	@Test(expected=IllegalArgumentException.class)
@@ -204,25 +204,25 @@ public class ShipmentTest {
 	public void whenShipmentHasNegativeCapacityVal_throwIllegalStateExpception(){
 		@SuppressWarnings("unused")
 		Shipment one = Shipment.Builder.newInstance("s").setPickupLocation("foo").setDeliveryLocation("foofoo")
-		.addCapacityDimension(0, -2)
+		.addSizeDimension(0, -2)
 		.build();
 	}
 	
 	@Test
 	public void whenAddingTwoCapDimension_nuOfDimsShouldBeTwo(){
 		Shipment one = Shipment.Builder.newInstance("s").setPickupLocation("foo").setDeliveryLocation("foofoo")
-				.addCapacityDimension(0,2)
-				.addCapacityDimension(1,4)
+				.addSizeDimension(0,2)
+				.addSizeDimension(1,4)
 				.build();
-		assertEquals(2,one.getCapacity().getNuOfDimensions());
+		assertEquals(2,one.getSize().getNuOfDimensions());
 	}
 	
 	@Test
 	public void whenShipmentIsBuiltWithoutSpecifyingCapacity_itShouldHvCapWithOneDimAndDimValOfZero(){
 		Shipment one = Shipment.Builder.newInstance("s").setPickupLocation("foo").setPickupCoord(Coordinate.newInstance(0, 0))
 				.setDeliveryLocation("foofoo").build();
-		assertEquals(1,one.getCapacity().getNuOfDimensions());
-		assertEquals(0,one.getCapacity().get(0));
+		assertEquals(1,one.getSize().getNuOfDimensions());
+		assertEquals(0,one.getSize().get(0));
 	}
 	
 	@Test
@@ -230,7 +230,7 @@ public class ShipmentTest {
 		Shipment one = Shipment.Builder.newInstance("s",1).setPickupLocation("foo").setPickupCoord(Coordinate.newInstance(0, 0))
 				.setDeliveryLocation("foofoo").build();
 		assertEquals(1,one.getCapacityDemand());
-		assertEquals(1,one.getCapacity().getNuOfDimensions());
-		assertEquals(1,one.getCapacity().get(0));
+		assertEquals(1,one.getSize().getNuOfDimensions());
+		assertEquals(1,one.getSize().get(0));
 	}
 }
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 806390af..e0217d9e 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
@@ -32,7 +32,7 @@ public class VehicleRouteBuilderTest {
 	public void whenShipmentIsPickedDeliveredAndDeliveredAgain_throwsException(){
 		Shipment s = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(s.getCapacity()).thenReturn(capacity);
+		when(s.getSize()).thenReturn(capacity);
 		VehicleRoute.Builder builder = VehicleRoute.Builder.newInstance(mock(Vehicle.class), mock(Driver.class));
 		builder.addPickup(s);
 		builder.addDelivery(s);
@@ -43,7 +43,7 @@ public class VehicleRouteBuilderTest {
 	public void whenShipmentIsPickedUpThoughButHasNotBeenDeliveredAndRouteIsBuilt_throwsException(){
 		Shipment s = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(s.getCapacity()).thenReturn(capacity);
+		when(s.getSize()).thenReturn(capacity);
 		VehicleRoute.Builder builder = VehicleRoute.Builder.newInstance(mock(Vehicle.class), mock(Driver.class));
 		builder.addPickup(s);
 		builder.addPickup(mock(Shipment.class));
@@ -56,8 +56,8 @@ public class VehicleRouteBuilderTest {
 		Shipment s = mock(Shipment.class);
 		Shipment s2 = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(s.getCapacity()).thenReturn(capacity);
-		when(s2.getCapacity()).thenReturn(capacity);
+		when(s.getSize()).thenReturn(capacity);
+		when(s2.getSize()).thenReturn(capacity);
 		VehicleRoute.Builder builder = VehicleRoute.Builder.newInstance(mock(Vehicle.class), mock(Driver.class));
 		builder.addPickup(s);
 		builder.addPickup(s2);
@@ -72,8 +72,8 @@ public class VehicleRouteBuilderTest {
 		Shipment s = mock(Shipment.class);
 		Shipment s2 = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(s.getCapacity()).thenReturn(capacity);
-		when(s2.getCapacity()).thenReturn(capacity);
+		when(s.getSize()).thenReturn(capacity);
+		when(s2.getSize()).thenReturn(capacity);
 		Vehicle vehicle = mock(Vehicle.class);
 		when(vehicle.isReturnToDepot()).thenReturn(true);
 		when(vehicle.getStartLocationId()).thenReturn("vehLoc");
@@ -92,8 +92,8 @@ public class VehicleRouteBuilderTest {
 		Shipment s = mock(Shipment.class);
 		Shipment s2 = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(s.getCapacity()).thenReturn(capacity);
-		when(s2.getCapacity()).thenReturn(capacity);
+		when(s.getSize()).thenReturn(capacity);
+		when(s2.getSize()).thenReturn(capacity);
 		when(s2.getDeliveryLocation()).thenReturn("delLoc");
 		Vehicle vehicle = mock(Vehicle.class);
 		when(vehicle.isReturnToDepot()).thenReturn(false);
@@ -112,8 +112,8 @@ public class VehicleRouteBuilderTest {
 		Shipment s = mock(Shipment.class);
 		Shipment s2 = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(s.getCapacity()).thenReturn(capacity);
-		when(s2.getCapacity()).thenReturn(capacity);
+		when(s.getSize()).thenReturn(capacity);
+		when(s2.getSize()).thenReturn(capacity);
 		when(s2.getDeliveryLocation()).thenReturn("delLoc");
 		Vehicle vehicle = mock(Vehicle.class);
 		when(vehicle.isReturnToDepot()).thenReturn(false);
@@ -135,8 +135,8 @@ public class VehicleRouteBuilderTest {
 		Shipment s = mock(Shipment.class);
 		Shipment s2 = mock(Shipment.class);
 		Capacity capacity = Capacity.Builder.newInstance().build();
-		when(s.getCapacity()).thenReturn(capacity);
-		when(s2.getCapacity()).thenReturn(capacity);
+		when(s.getSize()).thenReturn(capacity);
+		when(s2.getSize()).thenReturn(capacity);
 		when(s2.getDeliveryLocation()).thenReturn("delLoc");
 		Vehicle vehicle = mock(Vehicle.class);
 		when(vehicle.isReturnToDepot()).thenReturn(false);
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 a959de9f..2e82fd6a 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
@@ -17,7 +17,7 @@ public class DeliverServiceTest {
 	public void doBefore(){
 		service = (Delivery) Delivery.Builder.newInstance("service").setLocationId("loc").
 				setTimeWindow(TimeWindow.newInstance(1., 2.)).
-				addCapacityDimension(0, 10).addCapacityDimension(1, 100).addCapacityDimension(2, 1000).build();
+				addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
 		deliver = new DeliverService(service);
 	}
 	
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 8ce624b4..e8a43086 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
@@ -19,7 +19,7 @@ public class DeliverShipmentTest {
 				.setDeliveryLocation("deliveryLoc")
 				.setPickupTimeWindow(TimeWindow.newInstance(1., 2.))
 				.setDeliveryTimeWindow(TimeWindow.newInstance(3., 4.))
-				.addCapacityDimension(0, 10).addCapacityDimension(1, 100).addCapacityDimension(2, 1000).build();
+				.addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
 		deliver = new DeliverShipment(shipment);
 	}
 	
@@ -79,7 +79,7 @@ public class DeliverShipmentTest {
 	@Test
 	public void whenGettingCapacity_itShouldReturnItCorrectly(){
 		Shipment shipment = Shipment.Builder.newInstance("s").setPickupLocation("pickLoc").setDeliveryLocation("delLoc")
-				.addCapacityDimension(0, 10).addCapacityDimension(1, 100).build();
+				.addSizeDimension(0, 10).addSizeDimension(1, 100).build();
 		PickupShipment pick = new PickupShipment(shipment);
 		assertEquals(10,pick.getCapacity().get(0));
 		assertEquals(100,pick.getCapacity().get(1));
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 53473674..e38ba33c 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
@@ -17,7 +17,7 @@ public class PickupServiceTest {
 	public void doBefore(){
 		service = Service.Builder.newInstance("service").setLocationId("loc").
 				setTimeWindow(TimeWindow.newInstance(1., 2.)).
-				addCapacityDimension(0, 10).addCapacityDimension(1, 100).addCapacityDimension(2, 1000).build();
+				addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
 		pickup = new PickupService(service);
 	}
 	
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 45a49684..ec6253dc 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
@@ -19,7 +19,7 @@ public class PickupShipmentTest {
 				.setDeliveryLocation("deliveryLoc")
 				.setPickupTimeWindow(TimeWindow.newInstance(1., 2.))
 				.setDeliveryTimeWindow(TimeWindow.newInstance(3., 4.))
-				.addCapacityDimension(0, 10).addCapacityDimension(1, 100).addCapacityDimension(2, 1000).build();
+				.addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
 		pickup = new PickupShipment(shipment);
 	}
 	
@@ -79,7 +79,7 @@ public class PickupShipmentTest {
 	@Test
 	public void whenGettingCapacity_itShouldReturnItCorrectly(){
 		Shipment shipment = Shipment.Builder.newInstance("s").setPickupLocation("pickLoc").setDeliveryLocation("delLoc")
-				.addCapacityDimension(0, 10).addCapacityDimension(1, 100).build();
+				.addSizeDimension(0, 10).addSizeDimension(1, 100).build();
 		PickupShipment pick = new PickupShipment(shipment);
 		assertEquals(10,pick.getCapacity().get(0));
 		assertEquals(100,pick.getCapacity().get(1));
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 bd70b2ef..a9f06df7 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
@@ -36,7 +36,7 @@ public class ServiceActivityTest {
 	public void doBefore(){
 		service = Service.Builder.newInstance("service").setLocationId("loc").
 				setTimeWindow(TimeWindow.newInstance(1., 2.)).
-				addCapacityDimension(0, 10).addCapacityDimension(1, 100).addCapacityDimension(2, 1000).build();
+				addSizeDimension(0, 10).addSizeDimension(1, 100).addSizeDimension(2, 1000).build();
 		serviceActivity = ServiceActivity.newInstance(service);
 	}
 	
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/TestTour.java b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/TestTour.java
index 7a13e016..bd2d7c64 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/TestTour.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/solution/route/activity/TestTour.java
@@ -40,7 +40,7 @@ public class TestTour {
 
 	@Before
 	public void doBefore(){
-		service = Service.Builder.newInstance("yo").addCapacityDimension(0, 10).setLocationId("loc").build();
+		service = Service.Builder.newInstance("yo").addSizeDimension(0, 10).setLocationId("loc").build();
 		act = ServiceActivity.newInstance(service);
 		tour = new TourActivities();
 	}
@@ -73,7 +73,7 @@ public class TestTour {
 		assertEquals(0, tour.getActivities().size());
 		tour.addActivity(act);
 		assertEquals(1, tour.getActivities().size());
-		Service anotherServiceInstance = Service.Builder.newInstance("yo").addCapacityDimension(0, 10).setLocationId("loc").build();
+		Service anotherServiceInstance = Service.Builder.newInstance("yo").addSizeDimension(0, 10).setLocationId("loc").build();
 		assertTrue(service.equals(anotherServiceInstance));
 		boolean removed = tour.removeJob(anotherServiceInstance);
 		assertTrue(removed);
@@ -82,7 +82,7 @@ public class TestTour {
 	
 	@Test
 	public void whenAddingAShipmentActivity_tourShouldServeShipment(){
-		Shipment s = Shipment.Builder.newInstance("s").addCapacityDimension(0, 1).setDeliveryLocation("delLoc").setPickupLocation("pickLoc").build();
+		Shipment s = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setDeliveryLocation("delLoc").setPickupLocation("pickLoc").build();
 		TourShipmentActivityFactory fac = new DefaultShipmentActivityFactory();
 		TourActivity pickupShipment = fac.createPickup(s);
 		TourActivity deliverShipment = fac.createDelivery(s);
@@ -96,7 +96,7 @@ public class TestTour {
 	
 	@Test
 	public void whenRemovingShipment_tourShouldNotServiceItAnymore(){
-		Shipment s = Shipment.Builder.newInstance("s").addCapacityDimension(0, 1).setDeliveryLocation("delLoc").setPickupLocation("pickLoc").build();
+		Shipment s = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setDeliveryLocation("delLoc").setPickupLocation("pickLoc").build();
 		TourShipmentActivityFactory fac = new DefaultShipmentActivityFactory();
 		TourActivity pickupShipment = fac.createPickup(s);
 		TourActivity deliverShipment = fac.createDelivery(s);
@@ -110,7 +110,7 @@ public class TestTour {
 	
 	@Test
 	public void whenRemovingShipment_theirCorrespondingActivitiesShouldBeRemoved(){
-		Shipment s = Shipment.Builder.newInstance("s").addCapacityDimension(0, 1).setDeliveryLocation("delLoc").setPickupLocation("pickLoc").build();
+		Shipment s = Shipment.Builder.newInstance("s").addSizeDimension(0, 1).setDeliveryLocation("delLoc").setPickupLocation("pickLoc").build();
 		TourShipmentActivityFactory fac = new DefaultShipmentActivityFactory();
 		TourActivity pickupShipment = fac.createPickup(s);
 		TourActivity deliverShipment = fac.createDelivery(s);