Index: Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Integration.Test/GrassCoverErosionInwardsCalculationActivityIntegrationTest.cs
===================================================================
diff -u -rf6078b7cc101caa7c76675ab6496a37f6ea00937 -r04450458c9a8b3855b3890b35d123e0fb0f03b11
--- Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Integration.Test/GrassCoverErosionInwardsCalculationActivityIntegrationTest.cs	(.../GrassCoverErosionInwardsCalculationActivityIntegrationTest.cs)	(revision f6078b7cc101caa7c76675ab6496a37f6ea00937)
+++ Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Integration.Test/GrassCoverErosionInwardsCalculationActivityIntegrationTest.cs	(.../GrassCoverErosionInwardsCalculationActivityIntegrationTest.cs)	(revision 04450458c9a8b3855b3890b35d123e0fb0f03b11)
@@ -424,7 +424,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = new HydraulicBoundaryLocation(1, "test", 1, 1),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(),
                     DikeProfile = CreateDikeProfile()
                 }
             };
Index: Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/CalculationsState/GrassCoverErosionInwardsFailureMechanismContextTreeNodeInfoTest.cs
===================================================================
diff -u -rf6078b7cc101caa7c76675ab6496a37f6ea00937 -r04450458c9a8b3855b3890b35d123e0fb0f03b11
--- Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/CalculationsState/GrassCoverErosionInwardsFailureMechanismContextTreeNodeInfoTest.cs	(.../GrassCoverErosionInwardsFailureMechanismContextTreeNodeInfoTest.cs)	(revision f6078b7cc101caa7c76675ab6496a37f6ea00937)
+++ Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/CalculationsState/GrassCoverErosionInwardsFailureMechanismContextTreeNodeInfoTest.cs	(.../GrassCoverErosionInwardsFailureMechanismContextTreeNodeInfoTest.cs)	(revision 04450458c9a8b3855b3890b35d123e0fb0f03b11)
@@ -512,6 +512,7 @@
 
             var hydraulicBoundaryData = new HydraulicBoundaryData
             {
+                FilePath = validHrdFilePath,
                 HydraulicLocationConfigurationDatabase =
                 {
                     FilePath = validHlcdFilePath
Index: Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs
===================================================================
diff -u -r2abd5d98ba3eebdbe25c8208a5e3b5ae306e9a71 -r04450458c9a8b3855b3890b35d123e0fb0f03b11
--- Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs	(.../GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs)	(revision 2abd5d98ba3eebdbe25c8208a5e3b5ae306e9a71)
+++ Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs	(.../GrassCoverErosionInwardsCalculationContextTreeNodeInfoTest.cs)	(revision 04450458c9a8b3855b3890b35d123e0fb0f03b11)
@@ -800,6 +800,7 @@
             var hydraulicBoundaryLocation = new TestHydraulicBoundaryLocation();
             var hydraulicBoundaryData = new HydraulicBoundaryData
             {
+                FilePath = validHrdFilePath,
                 HydraulicLocationConfigurationDatabase =
                 {
                     FilePath = validHlcdFilePath
Index: Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationGroupContextTreeNodeInfoTest.cs
===================================================================
diff -u -r2abd5d98ba3eebdbe25c8208a5e3b5ae306e9a71 -r04450458c9a8b3855b3890b35d123e0fb0f03b11
--- Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationGroupContextTreeNodeInfoTest.cs	(.../GrassCoverErosionInwardsCalculationGroupContextTreeNodeInfoTest.cs)	(revision 2abd5d98ba3eebdbe25c8208a5e3b5ae306e9a71)
+++ Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Plugin.Test/TreeNodeInfos/GrassCoverErosionInwardsCalculationGroupContextTreeNodeInfoTest.cs	(.../GrassCoverErosionInwardsCalculationGroupContextTreeNodeInfoTest.cs)	(revision 04450458c9a8b3855b3890b35d123e0fb0f03b11)
@@ -1612,6 +1612,7 @@
 
             var hydraulicBoundaryData = new HydraulicBoundaryData
             {
+                FilePath = validHrdFilePath,
                 HydraulicLocationConfigurationDatabase =
                 {
                     FilePath = validHlcdFilePath
Index: Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Service.Test/GrassCoverErosionInwardsCalculationActivityFactoryTest.cs
===================================================================
diff -u -rb9df4bbd2cf0f590cf20a673af76578215888e75 -r04450458c9a8b3855b3890b35d123e0fb0f03b11
--- Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Service.Test/GrassCoverErosionInwardsCalculationActivityFactoryTest.cs	(.../GrassCoverErosionInwardsCalculationActivityFactoryTest.cs)	(revision b9df4bbd2cf0f590cf20a673af76578215888e75)
+++ Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Service.Test/GrassCoverErosionInwardsCalculationActivityFactoryTest.cs	(.../GrassCoverErosionInwardsCalculationActivityFactoryTest.cs)	(revision 04450458c9a8b3855b3890b35d123e0fb0f03b11)
@@ -113,7 +113,7 @@
 
             mocks.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = CreateValidCalculation();
+            GrassCoverErosionInwardsCalculation calculation = CreateValidCalculation(assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             // Call
             CalculatableActivity activity = GrassCoverErosionInwardsCalculationActivityFactory.CreateCalculationActivity(calculation,
@@ -190,9 +190,11 @@
 
             mocks.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation1 = CreateValidCalculation();
-            GrassCoverErosionInwardsCalculation calculation2 = CreateValidCalculation();
+            HydraulicBoundaryLocation hydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First();
 
+            GrassCoverErosionInwardsCalculation calculation1 = CreateValidCalculation(hydraulicBoundaryLocation);
+            GrassCoverErosionInwardsCalculation calculation2 = CreateValidCalculation(hydraulicBoundaryLocation);
+
             var calculations = new CalculationGroup
             {
                 Children =
@@ -257,9 +259,11 @@
 
             mocks.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation1 = CreateValidCalculation();
-            GrassCoverErosionInwardsCalculation calculation2 = CreateValidCalculation();
+            HydraulicBoundaryLocation hydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First();
 
+            GrassCoverErosionInwardsCalculation calculation1 = CreateValidCalculation(hydraulicBoundaryLocation);
+            GrassCoverErosionInwardsCalculation calculation2 = CreateValidCalculation(hydraulicBoundaryLocation);
+
             failureMechanism.CalculationsGroup.Children.AddRange(new[]
             {
                 calculation1,
@@ -280,13 +284,13 @@
             mocks.VerifyAll();
         }
 
-        private static GrassCoverErosionInwardsCalculation CreateValidCalculation()
+        private static GrassCoverErosionInwardsCalculation CreateValidCalculation(HydraulicBoundaryLocation hydraulicBoundaryLocation)
         {
             return new GrassCoverErosionInwardsCalculation
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = new HydraulicBoundaryLocation(1, "name", 2, 2),
+                    HydraulicBoundaryLocation = hydraulicBoundaryLocation,
                     DikeProfile = new DikeProfile(new Point2D(0, 0),
                                                   new RoughnessPoint[0],
                                                   new Point2D[0],
Index: Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Service.Test/GrassCoverErosionInwardsCalculationServiceTest.cs
===================================================================
diff -u -rb9df4bbd2cf0f590cf20a673af76578215888e75 -r04450458c9a8b3855b3890b35d123e0fb0f03b11
--- Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Service.Test/GrassCoverErosionInwardsCalculationServiceTest.cs	(.../GrassCoverErosionInwardsCalculationServiceTest.cs)	(revision b9df4bbd2cf0f590cf20a673af76578215888e75)
+++ Riskeer/GrassCoverErosionInwards/test/Riskeer.GrassCoverErosionInwards.Service.Test/GrassCoverErosionInwardsCalculationServiceTest.cs	(.../GrassCoverErosionInwardsCalculationServiceTest.cs)	(revision 04450458c9a8b3855b3890b35d123e0fb0f03b11)
@@ -483,7 +483,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldDikeHeightBeCalculated = shouldDikeHeightBeCalculated,
                     ShouldOvertoppingRateBeCalculated = shouldOvertoppingRateBeCalculated,
@@ -582,7 +582,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldDikeHeightBeCalculated = true
                 }
@@ -653,7 +653,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldOvertoppingRateBeCalculated = true
                 }
@@ -715,7 +715,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = new HydraulicBoundaryLocation(1, "name", 2, 2),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(),
                     DikeProfile = DikeProfileTestFactory.CreateDikeProfile()
                 }
             };
@@ -767,7 +767,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = new HydraulicBoundaryLocation(1, "name", 2, 2),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(),
                     DikeProfile = DikeProfileTestFactory.CreateDikeProfile(),
                     ShouldDikeHeightBeCalculated = true
                 }
@@ -832,7 +832,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = new HydraulicBoundaryLocation(1, "name", 2, 2),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(),
                     DikeProfile = DikeProfileTestFactory.CreateDikeProfile(),
                     ShouldDikeHeightBeCalculated = true,
                     ShouldOvertoppingRateBeCalculated = true
@@ -894,7 +894,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile
                 }
             };
@@ -966,7 +966,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile
                 }
             };
@@ -1039,7 +1039,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile
                 }
             };
@@ -1117,7 +1117,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldDikeHeightBeCalculated = true
                 }
@@ -1188,7 +1188,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldDikeHeightBeCalculated = true
                 }
@@ -1260,7 +1260,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldDikeHeightBeCalculated = true
                 }
@@ -1332,7 +1332,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldOvertoppingRateBeCalculated = true
                 }
@@ -1403,7 +1403,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldOvertoppingRateBeCalculated = true
                 }
@@ -1475,7 +1475,7 @@
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001),
+                    HydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001),
                     DikeProfile = dikeProfile,
                     ShouldOvertoppingRateBeCalculated = true
                 }
@@ -1552,7 +1552,8 @@
 
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -1636,7 +1637,9 @@
 
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
+
             calculation.InputParameters.ShouldOvertoppingOutputIllustrationPointsBeCalculated = false;
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
@@ -1720,7 +1723,8 @@
 
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -1804,7 +1808,9 @@
 
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
+
             calculation.InputParameters.ShouldOvertoppingRateIllustrationPointsBeCalculated = false;
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
@@ -1888,7 +1894,8 @@
 
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -1972,7 +1979,9 @@
 
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
+
             calculation.InputParameters.ShouldDikeHeightIllustrationPointsBeCalculated = false;
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
@@ -2054,7 +2063,8 @@
                              .Return(overtoppingRateCalculator);
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -2139,7 +2149,8 @@
                              .Return(overtoppingRateCalculator);
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -2226,7 +2237,8 @@
                              .Return(overtoppingRateCalculator);
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -2311,7 +2323,8 @@
                              .Return(overtoppingRateCalculator);
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -2398,7 +2411,8 @@
                              .Return(overtoppingRateCalculator);
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -2483,7 +2497,8 @@
                              .Return(overtoppingRateCalculator);
             mockRepository.ReplayAll();
 
-            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings();
+            GrassCoverErosionInwardsCalculation calculation = GetValidCalculationWithCalculateIllustrationPointsSettings(
+                assessmentSection.HydraulicBoundaryData.GetLocations().First());
 
             using (new HydraRingCalculatorFactoryConfig(calculatorFactory))
             {
@@ -2550,7 +2565,7 @@
                                                                                                            validHrdFilePath,
                                                                                                            usePreprocessorClosure);
 
-            HydraulicBoundaryLocation hydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.Locations.First(hl => hl.Id == 1300001);
+            HydraulicBoundaryLocation hydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryData.GetLocations().First(hl => hl.Id == 1300001);
 
             HydraulicBoundaryCalculationSettings calculationSettings = HydraulicBoundaryCalculationSettingsFactory.CreateSettings(
                 assessmentSection.HydraulicBoundaryData, hydraulicBoundaryLocation);
@@ -2646,13 +2661,13 @@
             };
         }
 
-        private static GrassCoverErosionInwardsCalculation GetValidCalculationWithCalculateIllustrationPointsSettings()
+        private static GrassCoverErosionInwardsCalculation GetValidCalculationWithCalculateIllustrationPointsSettings(HydraulicBoundaryLocation hydraulicBoundaryLocation)
         {
             return new GrassCoverErosionInwardsCalculation
             {
                 InputParameters =
                 {
-                    HydraulicBoundaryLocation = new TestHydraulicBoundaryLocation(),
+                    HydraulicBoundaryLocation = hydraulicBoundaryLocation,
                     DikeProfile = GetDikeProfile(),
                     ShouldDikeHeightBeCalculated = true,
                     ShouldOvertoppingRateBeCalculated = true,