Index: Riskeer/Piping/src/Riskeer.Piping.Data/PipingFailureMechanismSectionResultDetailedAssessmentExtensions.cs
===================================================================
diff -u -rc37eebd9171a53987f5929013edbe3d82e618ed0 -rcae5de06e8d44c086a51fe2453ff328457a5c715
--- Riskeer/Piping/src/Riskeer.Piping.Data/PipingFailureMechanismSectionResultDetailedAssessmentExtensions.cs	(.../PipingFailureMechanismSectionResultDetailedAssessmentExtensions.cs)	(revision c37eebd9171a53987f5929013edbe3d82e618ed0)
+++ Riskeer/Piping/src/Riskeer.Piping.Data/PipingFailureMechanismSectionResultDetailedAssessmentExtensions.cs	(.../PipingFailureMechanismSectionResultDetailedAssessmentExtensions.cs)	(revision cae5de06e8d44c086a51fe2453ff328457a5c715)
@@ -81,7 +81,7 @@
             double totalDetailedAssessmentProbability = 0;
             foreach (SemiProbabilisticPipingCalculationScenario scenario in relevantScenarios)
             {
-                DerivedSemiProbabilisticPipingOutput derivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(scenario.Output, failureMechanism, assessmentSection);
+                DerivedSemiProbabilisticPipingOutput derivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(scenario.Output, assessmentSection.FailureMechanismContribution.Norm);
 
                 totalDetailedAssessmentProbability += derivedOutput.PipingProbability * (double) scenario.Contribution;
             }
Index: Riskeer/Piping/src/Riskeer.Piping.Forms/Views/PipingScenarioRow.cs
===================================================================
diff -u -rc37eebd9171a53987f5929013edbe3d82e618ed0 -rcae5de06e8d44c086a51fe2453ff328457a5c715
--- Riskeer/Piping/src/Riskeer.Piping.Forms/Views/PipingScenarioRow.cs	(.../PipingScenarioRow.cs)	(revision c37eebd9171a53987f5929013edbe3d82e618ed0)
+++ Riskeer/Piping/src/Riskeer.Piping.Forms/Views/PipingScenarioRow.cs	(.../PipingScenarioRow.cs)	(revision cae5de06e8d44c086a51fe2453ff328457a5c715)
@@ -92,7 +92,7 @@
         private void CreateDerivedOutput()
         {
             derivedOutput = CalculationScenario.HasOutput
-                                ? DerivedSemiProbabilisticPipingOutputFactory.Create(CalculationScenario.Output, failureMechanism, assessmentSection)
+                                ? DerivedSemiProbabilisticPipingOutputFactory.Create(CalculationScenario.Output, assessmentSection.FailureMechanismContribution.Norm)
                                 : null;
         }
     }
Index: Riskeer/Piping/test/Riskeer.Piping.Forms.Test/Views/PipingScenarioRowTest.cs
===================================================================
diff -u -rc37eebd9171a53987f5929013edbe3d82e618ed0 -rcae5de06e8d44c086a51fe2453ff328457a5c715
--- Riskeer/Piping/test/Riskeer.Piping.Forms.Test/Views/PipingScenarioRowTest.cs	(.../PipingScenarioRowTest.cs)	(revision c37eebd9171a53987f5929013edbe3d82e618ed0)
+++ Riskeer/Piping/test/Riskeer.Piping.Forms.Test/Views/PipingScenarioRowTest.cs	(.../PipingScenarioRowTest.cs)	(revision cae5de06e8d44c086a51fe2453ff328457a5c715)
@@ -116,7 +116,7 @@
             var row = new PipingScenarioRow(calculation, failureMechanism, assessmentSection);
 
             // Assert
-            DerivedSemiProbabilisticPipingOutput expectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, failureMechanism, assessmentSection);
+            DerivedSemiProbabilisticPipingOutput expectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, assessmentSection.FailureMechanismContribution.Norm);
 
             Assert.AreEqual(expectedDerivedOutput.PipingProbability, row.FailureProbability);
             Assert.AreEqual(expectedDerivedOutput.UpliftProbability, row.FailureProbabilityUplift);
@@ -171,7 +171,7 @@
             row.Update();
 
             // Then
-            DerivedSemiProbabilisticPipingOutput expectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, failureMechanism, assessmentSection);
+            DerivedSemiProbabilisticPipingOutput expectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, assessmentSection.FailureMechanismContribution.Norm);
             Assert.AreEqual(expectedDerivedOutput.PipingProbability, row.FailureProbability);
             Assert.AreEqual(expectedDerivedOutput.UpliftProbability, row.FailureProbabilityUplift);
             Assert.AreEqual(expectedDerivedOutput.HeaveProbability, row.FailureProbabilityHeave);
@@ -197,7 +197,7 @@
             var row = new PipingScenarioRow(calculation, failureMechanism, assessmentSection);
 
             // Precondition
-            DerivedSemiProbabilisticPipingOutput expectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, failureMechanism, assessmentSection);
+            DerivedSemiProbabilisticPipingOutput expectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, assessmentSection.FailureMechanismContribution.Norm);
             Assert.AreEqual(expectedDerivedOutput.PipingProbability, row.FailureProbability);
             Assert.AreEqual(expectedDerivedOutput.UpliftProbability, row.FailureProbabilityUplift);
             Assert.AreEqual(expectedDerivedOutput.HeaveProbability, row.FailureProbabilityHeave);
@@ -233,7 +233,7 @@
             var row = new PipingScenarioRow(calculation, failureMechanism, assessmentSection);
 
             // Precondition
-            DerivedSemiProbabilisticPipingOutput expectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, failureMechanism, assessmentSection);
+            DerivedSemiProbabilisticPipingOutput expectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, assessmentSection.FailureMechanismContribution.Norm);
             Assert.AreEqual(expectedDerivedOutput.PipingProbability, row.FailureProbability);
             Assert.AreEqual(expectedDerivedOutput.UpliftProbability, row.FailureProbabilityUplift);
             Assert.AreEqual(expectedDerivedOutput.HeaveProbability, row.FailureProbabilityHeave);
@@ -246,7 +246,7 @@
             row.Update();
 
             // Then
-            DerivedSemiProbabilisticPipingOutput newExpectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, failureMechanism, assessmentSection);
+            DerivedSemiProbabilisticPipingOutput newExpectedDerivedOutput = DerivedSemiProbabilisticPipingOutputFactory.Create(calculation.Output, assessmentSection.FailureMechanismContribution.Norm);
             Assert.AreEqual(newExpectedDerivedOutput.PipingProbability, row.FailureProbability);
             Assert.AreEqual(newExpectedDerivedOutput.UpliftProbability, row.FailureProbabilityUplift);
             Assert.AreEqual(newExpectedDerivedOutput.HeaveProbability, row.FailureProbabilityHeave);