Index: Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/CalculationGroupEntityReadExtensionsTest.cs
===================================================================
diff -u -r3a3d79a9d7d62bd6f77ffc7f839acbb79d6f7514 -rc995ceb78c561abd09a7b6ff18440653cab4b1e3
--- Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/CalculationGroupEntityReadExtensionsTest.cs	(.../CalculationGroupEntityReadExtensionsTest.cs)	(revision 3a3d79a9d7d62bd6f77ffc7f839acbb79d6f7514)
+++ Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/CalculationGroupEntityReadExtensionsTest.cs	(.../CalculationGroupEntityReadExtensionsTest.cs)	(revision c995ceb78c561abd09a7b6ff18440653cab4b1e3)
@@ -828,12 +828,14 @@
                     new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
                     {
                         Order = 0,
-                        Name = "1"
+                        Name = "1",
+                        StepSize = 0.5
                     },
                     new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
                     {
                         Order = 1,
-                        Name = "2"
+                        Name = "2",
+                        StepSize = 0.5
                     }
                 }
             };
@@ -866,12 +868,14 @@
                     new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
                     {
                         Order = 0,
-                        Name = "calculation1"
+                        Name = "calculation1",
+                        StepSize = 0.5
                     },
                     new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
                     {
                         Order = 2,
-                        Name = "calculation2"
+                        Name = "calculation2",
+                        StepSize = 0.5
                     }
                 },
                 CalculationGroupEntity1 =
@@ -1608,12 +1612,14 @@
                     new StabilityStoneCoverWaveConditionsCalculationEntity
                     {
                         Order = 1,
-                        Name = "2"
+                        Name = "2",
+                        StepSize = 0.5
                     },
                     new StabilityStoneCoverWaveConditionsCalculationEntity
                     {
                         Order = 0,
-                        Name = "1"
+                        Name = "1",
+                        StepSize = 0.5
                     }
                 }
             };
@@ -1646,12 +1652,14 @@
                     new StabilityStoneCoverWaveConditionsCalculationEntity
                     {
                         Order = 0,
-                        Name = "calculation1"
+                        Name = "calculation1",
+                        StepSize = 0.5
                     },
                     new StabilityStoneCoverWaveConditionsCalculationEntity
                     {
                         Order = 2,
-                        Name = "calculation2"
+                        Name = "calculation2",
+                        StepSize = 0.5
                     }
                 },
                 CalculationGroupEntity1 =
@@ -1799,12 +1807,14 @@
                     new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
                     {
                         Order = 1,
-                        Name = "2"
+                        Name = "2",
+                        StepSize = 0.5
                     },
                     new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
                     {
                         Order = 0,
-                        Name = "1"
+                        Name = "1",
+                        StepSize = 0.5
                     }
                 }
             };
@@ -1837,12 +1847,14 @@
                     new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
                     {
                         Order = 0,
-                        Name = "calculation1"
+                        Name = "calculation1",
+                        StepSize = 0.5
                     },
                     new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
                     {
                         Order = 2,
-                        Name = "calculation2"
+                        Name = "calculation2",
+                        StepSize = 0.5
                     }
                 },
                 CalculationGroupEntity1 =
Index: Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/GrassCoverErosionOutwards/GrassCoverErosionOutwardsWaveConditionsCalculationEntityReadExtensionsTest.cs
===================================================================
diff -u -r3a3d79a9d7d62bd6f77ffc7f839acbb79d6f7514 -rc995ceb78c561abd09a7b6ff18440653cab4b1e3
--- Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/GrassCoverErosionOutwards/GrassCoverErosionOutwardsWaveConditionsCalculationEntityReadExtensionsTest.cs	(.../GrassCoverErosionOutwardsWaveConditionsCalculationEntityReadExtensionsTest.cs)	(revision 3a3d79a9d7d62bd6f77ffc7f839acbb79d6f7514)
+++ Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/GrassCoverErosionOutwards/GrassCoverErosionOutwardsWaveConditionsCalculationEntityReadExtensionsTest.cs	(.../GrassCoverErosionOutwardsWaveConditionsCalculationEntityReadExtensionsTest.cs)	(revision c995ceb78c561abd09a7b6ff18440653cab4b1e3)
@@ -44,10 +44,10 @@
         public void Read_EntityNull_ThrowsArgumentNullException()
         {
             // Call
-            TestDelegate call = () => ((GrassCoverErosionOutwardsWaveConditionsCalculationEntity) null).Read(new ReadConversionCollector());
+            void Call() => ((GrassCoverErosionOutwardsWaveConditionsCalculationEntity) null).Read(new ReadConversionCollector());
 
             // Assert
-            var exception = Assert.Throws<ArgumentNullException>(call);
+            var exception = Assert.Throws<ArgumentNullException>(Call);
             Assert.AreEqual("entity", exception.ParamName);
         }
 
@@ -58,10 +58,10 @@
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity();
 
             // Call
-            TestDelegate call = () => entity.Read(null);
+            void Call() => entity.Read(null);
 
             // Assert
-            string paramName = Assert.Throws<ArgumentNullException>(call).ParamName;
+            string paramName = Assert.Throws<ArgumentNullException>(Call).ParamName;
             Assert.AreEqual("collector", paramName);
         }
 
@@ -82,7 +82,7 @@
             const double upperBoundaryRevetment = 6.10;
             const double lowerBoundaryWaterLevels = 3.40;
             const double upperBoundaryWaterLevels = 5.88;
-            var stepSize = random.NextEnumValue<WaveConditionsInputStepSize>();
+            double stepSize = random.NextDouble(0.01, 2);
             var calculationType = random.NextEnumValue<GrassCoverErosionOutwardsWaveConditionsCalculationType>();
             var waterLevelType = random.NextEnumValue<WaveConditionsInputWaterLevelType>();
 
@@ -99,7 +99,7 @@
                 LowerBoundaryRevetment = lowerBoundaryRevetment,
                 UpperBoundaryWaterLevels = upperBoundaryWaterLevels,
                 LowerBoundaryWaterLevels = lowerBoundaryWaterLevels,
-                StepSize = Convert.ToByte(stepSize),
+                StepSize = stepSize,
                 CalculationType = Convert.ToByte(calculationType),
                 WaterLevelType = Convert.ToByte(waterLevelType)
             };
@@ -123,7 +123,7 @@
             RoundedDoubleTestHelper.AssertRoundedDouble(lowerBoundaryRevetment, calculationInput.LowerBoundaryRevetment);
             RoundedDoubleTestHelper.AssertRoundedDouble(upperBoundaryWaterLevels, calculationInput.UpperBoundaryWaterLevels);
             RoundedDoubleTestHelper.AssertRoundedDouble(lowerBoundaryWaterLevels, calculationInput.LowerBoundaryWaterLevels);
-            Assert.AreEqual(stepSize, calculationInput.StepSize);
+            RoundedDoubleTestHelper.AssertRoundedDouble(stepSize, calculationInput.StepSize);
             Assert.AreEqual(calculationType, calculationInput.CalculationType);
             Assert.AreEqual(waterLevelType, calculationInput.WaterLevelType);
 
@@ -137,7 +137,10 @@
         public void Read_EntityWithNullValues_ReturnCalculationWithNaNValues()
         {
             // Setup
-            var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity();
+            var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
+            {
+                StepSize = 0.5
+            };
             var collector = new ReadConversionCollector();
 
             // Call
@@ -171,6 +174,7 @@
             };
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 ForeshoreProfileEntity = foreshoreProfileEntity
             };
 
@@ -197,6 +201,7 @@
 
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 ForeshoreProfileEntity = foreshoreProfileEntity
             };
 
@@ -218,6 +223,7 @@
             HydraulicLocationEntity hydraulicLocationEntity = HydraulicLocationEntityTestFactory.CreateHydraulicLocationEntity();
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationEntity = hydraulicLocationEntity
             };
 
@@ -238,6 +244,7 @@
             HydraulicLocationEntity hydraulicLocationEntity = HydraulicLocationEntityTestFactory.CreateHydraulicLocationEntity();
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationEntity = hydraulicLocationEntity
             };
 
@@ -259,6 +266,7 @@
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntityTestFactory.CreateHydraulicLocationCalculationForTargetProbabilityCollectionEntity();
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntity = calculationForTargetProbabilityCollectionEntity
             };
 
@@ -280,6 +288,7 @@
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntityTestFactory.CreateHydraulicLocationCalculationForTargetProbabilityCollectionEntity();
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntity = calculationForTargetProbabilityCollectionEntity
             };
 
@@ -301,6 +310,7 @@
             const double outputCLevel = 2.2;
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 GrassCoverErosionOutwardsWaveConditionsOutputEntities =
                 {
                     new GrassCoverErosionOutwardsWaveConditionsOutputEntity
@@ -353,6 +363,7 @@
             const double outputCLevel = 2.2;
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 GrassCoverErosionOutwardsWaveConditionsOutputEntities =
                 {
                     new GrassCoverErosionOutwardsWaveConditionsOutputEntity
@@ -405,6 +416,7 @@
             const double outputCLevel = 2.2;
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 GrassCoverErosionOutwardsWaveConditionsOutputEntities =
                 {
                     new GrassCoverErosionOutwardsWaveConditionsOutputEntity
@@ -482,6 +494,7 @@
             const double outputBLevel = 1.1;
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 GrassCoverErosionOutwardsWaveConditionsOutputEntities =
                 {
                     new GrassCoverErosionOutwardsWaveConditionsOutputEntity
@@ -525,6 +538,7 @@
             const double outputBLevel = 1.1;
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 GrassCoverErosionOutwardsWaveConditionsOutputEntities =
                 {
                     new GrassCoverErosionOutwardsWaveConditionsOutputEntity
@@ -568,6 +582,7 @@
             const double outputBLevel = 1.1;
             var entity = new GrassCoverErosionOutwardsWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 GrassCoverErosionOutwardsWaveConditionsOutputEntities =
                 {
                     new GrassCoverErosionOutwardsWaveConditionsOutputEntity
Index: Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/StabilityStoneCover/StabilityStoneCoverWaveConditionsCalculationEntityReadExtensionsTest.cs
===================================================================
diff -u -r3a3d79a9d7d62bd6f77ffc7f839acbb79d6f7514 -rc995ceb78c561abd09a7b6ff18440653cab4b1e3
--- Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/StabilityStoneCover/StabilityStoneCoverWaveConditionsCalculationEntityReadExtensionsTest.cs	(.../StabilityStoneCoverWaveConditionsCalculationEntityReadExtensionsTest.cs)	(revision 3a3d79a9d7d62bd6f77ffc7f839acbb79d6f7514)
+++ Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/StabilityStoneCover/StabilityStoneCoverWaveConditionsCalculationEntityReadExtensionsTest.cs	(.../StabilityStoneCoverWaveConditionsCalculationEntityReadExtensionsTest.cs)	(revision c995ceb78c561abd09a7b6ff18440653cab4b1e3)
@@ -21,6 +21,7 @@
 
 using System;
 using System.Linq;
+using Core.Common.Base.Data;
 using Core.Common.Base.Geometry;
 using Core.Common.TestUtil;
 using NUnit.Framework;
@@ -44,10 +45,10 @@
         public void Read_EntityNull_ThrowsArgumentNullException()
         {
             // Call
-            TestDelegate call = () => ((StabilityStoneCoverWaveConditionsCalculationEntity) null).Read(new ReadConversionCollector());
+            void Call() => ((StabilityStoneCoverWaveConditionsCalculationEntity) null).Read(new ReadConversionCollector());
 
             // Assert
-            var exception = Assert.Throws<ArgumentNullException>(call);
+            var exception = Assert.Throws<ArgumentNullException>(Call);
             Assert.AreEqual("entity", exception.ParamName);
         }
 
@@ -58,10 +59,10 @@
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity();
 
             // Call
-            TestDelegate call = () => entity.Read(null);
+            void Call() => entity.Read(null);
 
             // Assert
-            string paramName = Assert.Throws<ArgumentNullException>(call).ParamName;
+            string paramName = Assert.Throws<ArgumentNullException>(Call).ParamName;
             Assert.AreEqual("collector", paramName);
         }
 
@@ -82,7 +83,7 @@
             const double upperBoundaryRevetment = 6.10;
             const double lowerBoundaryWaterLevels = 3.40;
             const double upperBoundaryWaterLevels = 5.88;
-            var stepSize = random.NextEnumValue<WaveConditionsInputStepSize>();
+            RoundedDouble stepSize = random.NextRoundedDouble(0.01, 2);
             var calculationType = random.NextEnumValue<StabilityStoneCoverWaveConditionsCalculationType>();
             var waterLevelType = random.NextEnumValue<WaveConditionsInputWaterLevelType>();
 
@@ -99,7 +100,7 @@
                 LowerBoundaryRevetment = lowerBoundaryRevetment,
                 UpperBoundaryWaterLevels = upperBoundaryWaterLevels,
                 LowerBoundaryWaterLevels = lowerBoundaryWaterLevels,
-                StepSize = Convert.ToByte(stepSize),
+                StepSize = stepSize,
                 CalculationType = Convert.ToByte(calculationType),
                 WaterLevelType = Convert.ToByte(waterLevelType)
             };
@@ -123,7 +124,7 @@
             RoundedDoubleTestHelper.AssertRoundedDouble(lowerBoundaryRevetment, calculationInput.LowerBoundaryRevetment);
             RoundedDoubleTestHelper.AssertRoundedDouble(upperBoundaryWaterLevels, calculationInput.UpperBoundaryWaterLevels);
             RoundedDoubleTestHelper.AssertRoundedDouble(lowerBoundaryWaterLevels, calculationInput.LowerBoundaryWaterLevels);
-            Assert.AreEqual(stepSize, calculationInput.StepSize);
+            RoundedDoubleTestHelper.AssertRoundedDouble(stepSize, calculationInput.StepSize);
             Assert.AreEqual(calculationType, calculationInput.CalculationType);
             Assert.AreEqual(waterLevelType, calculationInput.WaterLevelType);
 
@@ -137,7 +138,10 @@
         public void Read_EntityWithNullValues_ReturnCalculationWithNaNValues()
         {
             // Setup
-            var entity = new StabilityStoneCoverWaveConditionsCalculationEntity();
+            var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
+            {
+                StepSize = 0.5
+            };
             var collector = new ReadConversionCollector();
 
             // Call
@@ -171,6 +175,7 @@
             };
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 ForeshoreProfileEntity = foreshoreProfileEntity
             };
 
@@ -197,6 +202,7 @@
 
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 ForeshoreProfileEntity = foreshoreProfileEntity
             };
 
@@ -218,6 +224,7 @@
             var hydraulicLocationEntity = new HydraulicLocationEntity();
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationEntity = hydraulicLocationEntity
             };
 
@@ -238,6 +245,7 @@
             HydraulicLocationEntity hydraulicLocationEntity = HydraulicLocationEntityTestFactory.CreateHydraulicLocationEntity();
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationEntity = hydraulicLocationEntity
             };
 
@@ -259,6 +267,7 @@
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntityTestFactory.CreateHydraulicLocationCalculationForTargetProbabilityCollectionEntity();
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntity = calculationForTargetProbabilityCollectionEntity
             };
 
@@ -280,6 +289,7 @@
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntityTestFactory.CreateHydraulicLocationCalculationForTargetProbabilityCollectionEntity();
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntity = calculationForTargetProbabilityCollectionEntity
             };
 
@@ -301,6 +311,7 @@
             const double outputCLevel = 13.2;
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 StabilityStoneCoverWaveConditionsOutputEntities =
                 {
                     new StabilityStoneCoverWaveConditionsOutputEntity
@@ -352,6 +363,7 @@
             const double outputBLevel = 2.3;
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 StabilityStoneCoverWaveConditionsOutputEntities =
                 {
                     new StabilityStoneCoverWaveConditionsOutputEntity
@@ -395,6 +407,7 @@
             const double outputBLevel = 2.3;
             var entity = new StabilityStoneCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 StabilityStoneCoverWaveConditionsOutputEntities =
                 {
                     new StabilityStoneCoverWaveConditionsOutputEntity
Index: Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/WaveImpactAsphaltCover/WaveImpactAsphaltCoverWaveConditionsCalculationEntityReadExtensionsTest.cs
===================================================================
diff -u -r3a3d79a9d7d62bd6f77ffc7f839acbb79d6f7514 -rc995ceb78c561abd09a7b6ff18440653cab4b1e3
--- Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/WaveImpactAsphaltCover/WaveImpactAsphaltCoverWaveConditionsCalculationEntityReadExtensionsTest.cs	(.../WaveImpactAsphaltCoverWaveConditionsCalculationEntityReadExtensionsTest.cs)	(revision 3a3d79a9d7d62bd6f77ffc7f839acbb79d6f7514)
+++ Riskeer/Storage/test/Riskeer.Storage.Core.Test/Read/WaveImpactAsphaltCover/WaveImpactAsphaltCoverWaveConditionsCalculationEntityReadExtensionsTest.cs	(.../WaveImpactAsphaltCoverWaveConditionsCalculationEntityReadExtensionsTest.cs)	(revision c995ceb78c561abd09a7b6ff18440653cab4b1e3)
@@ -21,6 +21,7 @@
 
 using System;
 using System.Linq;
+using Core.Common.Base.Data;
 using Core.Common.Base.Geometry;
 using Core.Common.TestUtil;
 using NUnit.Framework;
@@ -82,7 +83,7 @@
             const double upperBoundaryRevetment = 6.10;
             const double lowerBoundaryWaterLevels = 3.40;
             const double upperBoundaryWaterLevels = 5.88;
-            var stepSize = random.NextEnumValue<WaveConditionsInputStepSize>();
+            RoundedDouble stepSize = random.NextRoundedDouble(0.01, 2.0);
             var waterLevelType = random.NextEnumValue<WaveConditionsInputWaterLevelType>();
 
             var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
@@ -98,7 +99,7 @@
                 LowerBoundaryRevetment = lowerBoundaryRevetment,
                 UpperBoundaryWaterLevels = upperBoundaryWaterLevels,
                 LowerBoundaryWaterLevels = lowerBoundaryWaterLevels,
-                StepSize = Convert.ToByte(stepSize),
+                StepSize = stepSize,
                 WaterLevelType = Convert.ToByte(waterLevelType)
             };
 
@@ -121,7 +122,7 @@
             RoundedDoubleTestHelper.AssertRoundedDouble(lowerBoundaryRevetment, calculationInput.LowerBoundaryRevetment);
             RoundedDoubleTestHelper.AssertRoundedDouble(upperBoundaryWaterLevels, calculationInput.UpperBoundaryWaterLevels);
             RoundedDoubleTestHelper.AssertRoundedDouble(lowerBoundaryWaterLevels, calculationInput.LowerBoundaryWaterLevels);
-            Assert.AreEqual(stepSize, calculationInput.StepSize);
+            RoundedDoubleTestHelper.AssertRoundedDouble(stepSize, calculationInput.StepSize);
             Assert.AreEqual(waterLevelType, calculationInput.WaterLevelType);
 
             Assert.IsNull(calculationInput.HydraulicBoundaryLocation);
@@ -134,7 +135,10 @@
         public void Read_EntityWithNullValues_ReturnCalculationWithNaNValues()
         {
             // Setup
-            var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity();
+            var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
+            {
+                StepSize = 0.5
+            };
             var collector = new ReadConversionCollector();
 
             // Call
@@ -168,6 +172,7 @@
             };
             var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 ForeshoreProfileEntity = foreshoreProfileEntity
             };
 
@@ -194,6 +199,7 @@
 
             var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 ForeshoreProfileEntity = foreshoreProfileEntity
             };
 
@@ -215,6 +221,7 @@
             var hydraulicLocationEntity = new HydraulicLocationEntity();
             var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationEntity = hydraulicLocationEntity
             };
 
@@ -235,6 +242,7 @@
             HydraulicLocationEntity hydraulicLocationEntity = HydraulicLocationEntityTestFactory.CreateHydraulicLocationEntity();
             var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationEntity = hydraulicLocationEntity
             };
 
@@ -256,6 +264,7 @@
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntityTestFactory.CreateHydraulicLocationCalculationForTargetProbabilityCollectionEntity();
             var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntity = calculationForTargetProbabilityCollectionEntity
             };
 
@@ -277,6 +286,7 @@
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntityTestFactory.CreateHydraulicLocationCalculationForTargetProbabilityCollectionEntity();
             var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 HydraulicLocationCalculationForTargetProbabilityCollectionEntity = calculationForTargetProbabilityCollectionEntity
             };
 
@@ -297,6 +307,7 @@
             const double outputBLevel = 2.3;
             var entity = new WaveImpactAsphaltCoverWaveConditionsCalculationEntity
             {
+                StepSize = 0.5,
                 WaveImpactAsphaltCoverWaveConditionsOutputEntities =
                 {
                     new WaveImpactAsphaltCoverWaveConditionsOutputEntity