Index: Ringtoets/Integration/src/Ringtoets.Integration.IO/Assembly/ExportableAssessmentSection.cs
===================================================================
diff -u -r7d9a50c849077865822160e024ee7b5ed66905a0 -rc4e097264cc3ed8c5d1c3119200dfe26ad3f3833
--- Ringtoets/Integration/src/Ringtoets.Integration.IO/Assembly/ExportableAssessmentSection.cs	(.../ExportableAssessmentSection.cs)	(revision 7d9a50c849077865822160e024ee7b5ed66905a0)
+++ Ringtoets/Integration/src/Ringtoets.Integration.IO/Assembly/ExportableAssessmentSection.cs	(.../ExportableAssessmentSection.cs)	(revision c4e097264cc3ed8c5d1c3119200dfe26ad3f3833)
@@ -112,6 +112,7 @@
             FailureMechanismAssemblyWithoutProbability = failureMechanismAssemblyWithoutProbability;
             FailureMechanismsWithProbability = failureMechanismsWithProbability;
             FailureMechanismsWithoutProbability = failureMechanismsWithoutProbability;
+            CombinedSectionAssemblies = combinedSectionAssemblyResults;
         }
 
         /// <summary>
Index: Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableAssessmentSectionFactory.cs
===================================================================
diff -u -r66b39e30bcc260749e86dd91aeddc1bcb57cb01e -rc4e097264cc3ed8c5d1c3119200dfe26ad3f3833
--- Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableAssessmentSectionFactory.cs	(.../ExportableAssessmentSectionFactory.cs)	(revision 66b39e30bcc260749e86dd91aeddc1bcb57cb01e)
+++ Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableAssessmentSectionFactory.cs	(.../ExportableAssessmentSectionFactory.cs)	(revision c4e097264cc3ed8c5d1c3119200dfe26ad3f3833)
@@ -166,7 +166,7 @@
         /// <param name="assessmentSection">The assessment section to an <see cref="ExportableCombinedSectionAssemblyCollection"/> for.</param>
         /// <returns>A <see cref="CreateExportableCombinedSectionAssemblyCollection"/>.</returns>
         /// <exception cref="AssemblyException">Thrown when assembly results cannot be created for <paramref name="assessmentSection"/>.</exception>
-        private static ExportableCombinedSectionAssemblyCollection CreateExportableCombinedSectionAssemblyCollection(AssessmentSection assessmentSection)
+        private static IEnumerable<ExportableCombinedSectionAssembly> CreateExportableCombinedSectionAssemblyCollection(AssessmentSection assessmentSection)
         {
             IEnumerable<CombinedFailureMechanismSectionAssemblyResult> assemblyResults = AssessmentSectionAssemblyFactory.AssembleCombinedPerFailureMechanismSection(assessmentSection);
             return ExportableCombinedSectionAssemblyCollectionFactory.CreateExportableCombinedSectionAssemblyCollection(assemblyResults, assessmentSection.ReferenceLine);
Index: Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableCombinedSectionAssemblyCollectionFactory.cs
===================================================================
diff -u -r66b39e30bcc260749e86dd91aeddc1bcb57cb01e -rc4e097264cc3ed8c5d1c3119200dfe26ad3f3833
--- Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableCombinedSectionAssemblyCollectionFactory.cs	(.../ExportableCombinedSectionAssemblyCollectionFactory.cs)	(revision 66b39e30bcc260749e86dd91aeddc1bcb57cb01e)
+++ Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableCombinedSectionAssemblyCollectionFactory.cs	(.../ExportableCombinedSectionAssemblyCollectionFactory.cs)	(revision c4e097264cc3ed8c5d1c3119200dfe26ad3f3833)
@@ -30,20 +30,20 @@
 namespace Ringtoets.Integration.IO.Factories
 {
     /// <summary>
-    /// Factory to create instances of <see cref="ExportableCombinedSectionAssemblyCollection"/>
+    /// Factory to create a collection of <see cref="ExportableCombinedSectionAssembly"/>
     /// </summary>
     public static class ExportableCombinedSectionAssemblyCollectionFactory
     {
         /// <summary>
-        /// Creates an new instance of <see cref="ExportableCombinedSectionAssemblyCollection"/>
+        /// Creates a collection of <see cref="ExportableCombinedSectionAssembly"/>
         /// based on <paramref name="combinedSectionAssemblyResults"/>.
         /// </summary>
         /// <param name="combinedSectionAssemblyResults">A collection of combined section results to
-        /// create an <see cref="ExportableCombinedSectionAssemblyCollection"/> for.</param>
+        /// create a collection of <see cref="ExportableCombinedSectionAssembly"/> for.</param>
         /// <param name="referenceLine">The reference line to map the sections to.</param>
-        /// <returns>An <see cref="ExportableCombinedSectionAssemblyCollection"/>.</returns>
+        /// <returns>A collection of <see cref="ExportableCombinedSectionAssembly"/>.</returns>
         /// <exception cref="ArgumentNullException">Thrown when any parameter is <c>null</c>.</exception>
-        public static ExportableCombinedSectionAssemblyCollection CreateExportableCombinedSectionAssemblyCollection(
+        public static IEnumerable<ExportableCombinedSectionAssembly> CreateExportableCombinedSectionAssemblyCollection(
             IEnumerable<CombinedFailureMechanismSectionAssemblyResult> combinedSectionAssemblyResults,
             ReferenceLine referenceLine)
         {
@@ -57,9 +57,7 @@
                 throw new ArgumentNullException(nameof(referenceLine));
             }
 
-            var sections = new List<ExportableCombinedFailureMechanismSection>();
             var sectionResults = new List<ExportableCombinedSectionAssembly>();
-
             foreach (CombinedFailureMechanismSectionAssemblyResult assemblyResult in combinedSectionAssemblyResults)
             {
                 var exportableSection = new ExportableCombinedFailureMechanismSection(
@@ -74,11 +72,10 @@
                                                                                                                         assemblyResult.TotalResult),
                                                                                     CreateFailureMechanismCombinedSectionAssemblyResults(assemblyResult));
 
-                sections.Add(exportableSection);
                 sectionResults.Add(exportableSectionResult);
             }
 
-            return new ExportableCombinedSectionAssemblyCollection(sections, sectionResults);
+            return sectionResults;
         }
 
         private static IEnumerable<ExportableFailureMechanismCombinedSectionAssemblyResult> CreateFailureMechanismCombinedSectionAssemblyResults(
Index: Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Factories/ExportableCombinedSectionAssemblyCollectionFactoryTest.cs
===================================================================
diff -u -r56c8a2399c8a7006b84a36019af1e37dd639bca4 -rc4e097264cc3ed8c5d1c3119200dfe26ad3f3833
--- Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Factories/ExportableCombinedSectionAssemblyCollectionFactoryTest.cs	(.../ExportableCombinedSectionAssemblyCollectionFactoryTest.cs)	(revision 56c8a2399c8a7006b84a36019af1e37dd639bca4)
+++ Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Factories/ExportableCombinedSectionAssemblyCollectionFactoryTest.cs	(.../ExportableCombinedSectionAssemblyCollectionFactoryTest.cs)	(revision c4e097264cc3ed8c5d1c3119200dfe26ad3f3833)
@@ -77,7 +77,7 @@
             };
 
             // Call
-            ExportableCombinedSectionAssemblyCollection exportableCombinedSectionAssembly =
+            IEnumerable<ExportableCombinedSectionAssembly> exportableCombinedSectionAssembly =
                 ExportableCombinedSectionAssemblyCollectionFactory.CreateExportableCombinedSectionAssemblyCollection(assemblyResults, referenceLine);
 
             // Assert
@@ -114,17 +114,17 @@
                                                                      });
         }
 
-        private static void AssertCombinedFailureMechanismSectionAssemblyResults(IEnumerable<CombinedFailureMechanismSectionAssemblyResult> expectedSections,
-                                                                                 ExportableCombinedSectionAssemblyCollection collection,
+        private static void AssertCombinedFailureMechanismSectionAssemblyResults(IEnumerable<CombinedFailureMechanismSectionAssemblyResult> expectedSectionResults,
+                                                                                 IEnumerable<ExportableCombinedSectionAssembly> combinedSectionAssemblies,
                                                                                  ReferenceLine referenceLine)
         {
-            int expectedNrOfSections = expectedSections.Count();
-            Assert.AreEqual(expectedNrOfSections, collection.CombinedSectionAssemblyResults.Count());
+            int expectedNrOfSections = expectedSectionResults.Count();
+            Assert.AreEqual(expectedNrOfSections, combinedSectionAssemblies.Count());
 
             for (var i = 0; i < expectedNrOfSections; i++)
             {
-                CombinedFailureMechanismSectionAssemblyResult expectedSection = expectedSections.ElementAt(i);
-                ExportableCombinedSectionAssembly actualSectionResult = collection.CombinedSectionAssemblyResults.ElementAt(i);
+                CombinedFailureMechanismSectionAssemblyResult expectedSection = expectedSectionResults.ElementAt(i);
+                ExportableCombinedSectionAssembly actualSectionResult = combinedSectionAssemblies.ElementAt(i);
 
                 AssertExportableCombinedFailureMechanismSection(expectedSection, actualSectionResult.Section, referenceLine);
                 AssertExportableCombinedFailureMechanismSectionResult(actualSectionResult, actualSectionResult.Section, expectedSection);