Index: Riskeer/Integration/src/Riskeer.Integration.Forms/Observers/AssessmentSectionResultObserver.cs
===================================================================
diff -u -r19e6d4ac96b28f25e8f2a5c0f164118dd0a05c0d -r71187bb65412758f6030c1ed195341c99f9c2a15
--- Riskeer/Integration/src/Riskeer.Integration.Forms/Observers/AssessmentSectionResultObserver.cs	(.../AssessmentSectionResultObserver.cs)	(revision 19e6d4ac96b28f25e8f2a5c0f164118dd0a05c0d)
+++ Riskeer/Integration/src/Riskeer.Integration.Forms/Observers/AssessmentSectionResultObserver.cs	(.../AssessmentSectionResultObserver.cs)	(revision 71187bb65412758f6030c1ed195341c99f9c2a15)
@@ -60,6 +60,10 @@
         private readonly Observer heightStructuresObserver;
         private readonly Observer macroStabilityInwardsObserver;
         private readonly Observer pipingObserver;
+
+        private readonly RecursiveObserver<IObservableEnumerable<PipingScenarioConfigurationPerFailureMechanismSection>,
+            PipingScenarioConfigurationPerFailureMechanismSection> pipingScenarioConfigurationsPerSectionObserver;
+
         private readonly Observer stabilityPointStructuresObserver;
         private readonly Observer stabilityStoneCoverObserver;
         private readonly Observer waveImpactAsphaltCoverObserver;
@@ -132,6 +136,8 @@
             pipingObserver = CreateCalculatableFailureMechanismObserver<PipingFailureMechanism,
                 AdoptableWithProfileProbabilityFailureMechanismSectionResult, SemiProbabilisticPipingCalculationScenario>(assessmentSection.Piping);
 
+            pipingScenarioConfigurationsPerSectionObserver = CreatePipingScenarioConfigurationsPerSectionObserver(assessmentSection.Piping);
+
             stabilityPointStructuresObserver = CreateCalculatableFailureMechanismObserver<StabilityPointStructuresFailureMechanism,
                 AdoptableFailureMechanismSectionResult, StructuresCalculation<StabilityPointStructuresInput>>(assessmentSection.StabilityPointStructures);
 
@@ -179,6 +185,7 @@
             heightStructuresObserver.Dispose();
             macroStabilityInwardsObserver.Dispose();
             pipingObserver.Dispose();
+            pipingScenarioConfigurationsPerSectionObserver.Dispose();
             stabilityPointStructuresObserver.Dispose();
             stabilityStoneCoverObserver.Dispose();
             waveImpactAsphaltCoverObserver.Dispose();
@@ -249,5 +256,15 @@
 
             specificFailureMechanismObservers.Clear();
         }
+
+        private RecursiveObserver<IObservableEnumerable<PipingScenarioConfigurationPerFailureMechanismSection>, PipingScenarioConfigurationPerFailureMechanismSection> CreatePipingScenarioConfigurationsPerSectionObserver(PipingFailureMechanism pipingFailureMechanism)
+        {
+            return new RecursiveObserver<IObservableEnumerable<PipingScenarioConfigurationPerFailureMechanismSection>, PipingScenarioConfigurationPerFailureMechanismSection>(
+                NotifyObservers,
+                sc => sc)
+            {
+                Observable = pipingFailureMechanism.ScenarioConfigurationsPerFailureMechanismSection
+            };
+        }
     }
 }
\ No newline at end of file
Index: Riskeer/Integration/test/Riskeer.Integration.Forms.Test/Observers/AssessmentSectionResultObserverTest.cs
===================================================================
diff -u -r19e6d4ac96b28f25e8f2a5c0f164118dd0a05c0d -r71187bb65412758f6030c1ed195341c99f9c2a15
--- Riskeer/Integration/test/Riskeer.Integration.Forms.Test/Observers/AssessmentSectionResultObserverTest.cs	(.../AssessmentSectionResultObserverTest.cs)	(revision 19e6d4ac96b28f25e8f2a5c0f164118dd0a05c0d)
+++ Riskeer/Integration/test/Riskeer.Integration.Forms.Test/Observers/AssessmentSectionResultObserverTest.cs	(.../AssessmentSectionResultObserverTest.cs)	(revision 71187bb65412758f6030c1ed195341c99f9c2a15)
@@ -21,6 +21,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using Core.Common.Base;
 using Core.Common.TestUtil;
 using NUnit.Framework;
@@ -29,6 +30,7 @@
 using Riskeer.ClosingStructures.Data.TestUtil;
 using Riskeer.Common.Data.AssessmentSection;
 using Riskeer.Common.Data.FailureMechanism;
+using Riskeer.Common.Data.TestUtil;
 using Riskeer.DuneErosion.Data;
 using Riskeer.GrassCoverErosionInwards.Data;
 using Riskeer.GrassCoverErosionOutwards.Data;
@@ -438,7 +440,7 @@
             AssessmentSection assessmentSection = CreateAssessmentSection();
             var calculationScenario =
                 SemiProbabilisticPipingCalculationTestFactory.CreateCalculationWithInvalidInput<SemiProbabilisticPipingCalculationScenario>();
-            assessmentSection.MacroStabilityInwards.CalculationsGroup.Children.Add(calculationScenario);
+            assessmentSection.Piping.CalculationsGroup.Children.Add(calculationScenario);
 
             using (var resultObserver = new AssessmentSectionResultObserver(assessmentSection))
             {
@@ -458,6 +460,35 @@
         }
 
         [Test]
+        public void GivenAssessmentSectionResultObserverWithAttachedObserver_WhenPipingScenarioConfigurationsPerFailureMechanismSectionNotified_ThenAttachedObserverNotified()
+        {
+            // Given
+            AssessmentSection assessmentSection = CreateAssessmentSection();
+
+            assessmentSection.Piping = new PipingFailureMechanism();
+            FailureMechanismTestHelper.SetSections(assessmentSection.Piping, new[]
+            {
+                FailureMechanismSectionTestFactory.CreateFailureMechanismSection("Section 1")
+            });
+
+            using (var resultObserver = new AssessmentSectionResultObserver(assessmentSection))
+            {
+                var mocks = new MockRepository();
+                var observer = mocks.StrictMock<IObserver>();
+                observer.Expect(o => o.UpdateObserver());
+                mocks.ReplayAll();
+
+                resultObserver.Attach(observer);
+
+                // When
+                assessmentSection.Piping.ScenarioConfigurationsPerFailureMechanismSection.First().NotifyObservers();
+
+                // Then
+                mocks.VerifyAll();
+            }
+        }
+
+        [Test]
         public void GivenAssessmentSectionResultObserverWithAttachedObserver_WhenStabilityPointStructuresCalculationNotified_ThenAttachedObserverNotified()
         {
             // Given