Index: Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/FailureMechanismContributionPropertiesIntegrationTest.cs
===================================================================
diff -u -r6fa1bd13de71a612bbb0abcee6df366e7a318943 -r1b04d8b730017db5c2a205203432f0b13f8d4192
--- Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/FailureMechanismContributionPropertiesIntegrationTest.cs	(.../FailureMechanismContributionPropertiesIntegrationTest.cs)	(revision 6fa1bd13de71a612bbb0abcee6df366e7a318943)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/FailureMechanismContributionPropertiesIntegrationTest.cs	(.../FailureMechanismContributionPropertiesIntegrationTest.cs)	(revision 1b04d8b730017db5c2a205203432f0b13f8d4192)
@@ -141,12 +141,11 @@
 
             assessmentSection.GrassCoverErosionOutwards.HydraulicBoundaryLocations.Attach(grassCoverErosionOutwardsObserver);
 
-            var properties = new FailureMechanismContributionProperties
-            {
-                Data = failureMechanismContribution,
-                AssessmentSection = assessmentSection,
-                NormChangeHandler = new FailureMechanismContributionNormChangeHandler()
-            };
+            var properties = new FailureMechanismContributionProperties(
+                failureMechanismContribution,
+                assessmentSection,
+                new FailureMechanismContributionNormChangeHandler(),
+                new AssessmentSectionCompositionChangeHandler());
 
             // Precondition
             int originalReturnPeriodValue = Convert.ToInt32(1.0/failureMechanismContribution.Norm);
@@ -232,12 +231,11 @@
             emptyGrassCoverErosionInwardsCalculation.Attach(calculationObserver);
             emptyHeightStructuresCalculation.Attach(calculationObserver);
 
-            var properties = new FailureMechanismContributionProperties
-            {
-                Data = failureMechanismContribution,
-                AssessmentSection = assessmentSection,
-                NormChangeHandler = new FailureMechanismContributionNormChangeHandler()
-            };
+            var properties = new FailureMechanismContributionProperties(
+                failureMechanismContribution,
+                assessmentSection,
+                new FailureMechanismContributionNormChangeHandler(),
+                new AssessmentSectionCompositionChangeHandler());
 
             HydraulicBoundaryLocation hydraulicBoundaryLocation = assessmentSection.HydraulicBoundaryDatabase.Locations[0];
 
@@ -336,12 +334,11 @@
             grassCoverErosionInwardsCalculation.Attach(grassCoverErosionInwardsCalculationObserver);
             heightStructuresCalculation.Attach(heightStructuresCalculationObserver);
 
-            var properties = new FailureMechanismContributionProperties
-            {
-                Data = failureMechanismContribution,
-                AssessmentSection = assessmentSection,
-                NormChangeHandler = new FailureMechanismContributionNormChangeHandler()
-            };
+            var properties = new FailureMechanismContributionProperties(
+                failureMechanismContribution,
+                assessmentSection,
+                new FailureMechanismContributionNormChangeHandler(),
+                new AssessmentSectionCompositionChangeHandler());
 
             // Precondition
             int originalReturnPeriodValue = Convert.ToInt32(1.0/failureMechanismContribution.Norm);
@@ -436,12 +433,11 @@
             grassCoverErosionInwardsCalculation.Attach(grassCoverErosionInwardsCalculationObserver);
             heightStructuresCalculation.Attach(heightStructuresCalculationObserver);
 
-            var properties = new FailureMechanismContributionProperties
-            {
-                Data = failureMechanismContribution,
-                AssessmentSection = assessmentSection,
-                NormChangeHandler = new FailureMechanismContributionNormChangeHandler()
-            };
+            var properties = new FailureMechanismContributionProperties(
+                failureMechanismContribution,
+                assessmentSection,
+                new FailureMechanismContributionNormChangeHandler(),
+                new AssessmentSectionCompositionChangeHandler());
 
             // Precondition
             int originalReturnPeriodValue = Convert.ToInt32(1.0/failureMechanismContribution.Norm);
@@ -511,12 +507,11 @@
             emptyHeightStructuresCalculation.Attach(calculationObserver);
             hydraulicBoundaryDatabase.Attach(hydraulicBoundaryDatabaseObserver);
 
-            var properties = new FailureMechanismContributionProperties
-            {
-                Data = failureMechanismContribution,
-                AssessmentSection = assessmentSection,
-                NormChangeHandler = new FailureMechanismContributionNormChangeHandler()
-            };
+            var properties = new FailureMechanismContributionProperties(
+                failureMechanismContribution,
+                assessmentSection,
+                new FailureMechanismContributionNormChangeHandler(),
+                new AssessmentSectionCompositionChangeHandler());
 
             // Precondition
             int originalReturnPeriodValue = Convert.ToInt32(1.0/failureMechanismContribution.Norm);
@@ -556,12 +551,11 @@
 
             FailureMechanismContribution failureMechanismContribution = assessmentSection.FailureMechanismContribution;
 
-            var properties = new FailureMechanismContributionProperties
-            {
-                Data = failureMechanismContribution,
-                AssessmentSection = assessmentSection,
-                NormChangeHandler = new FailureMechanismContributionNormChangeHandler()
-            };
+            var properties = new FailureMechanismContributionProperties(
+                failureMechanismContribution,
+                assessmentSection,
+                new FailureMechanismContributionNormChangeHandler(),
+                new AssessmentSectionCompositionChangeHandler());
 
             // Precondition
             int originalReturnPeriodValue = Convert.ToInt32(1.0/failureMechanismContribution.Norm);