Index: Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableAssessmentSectionFactory.cs
===================================================================
diff -u -r3143f826f08381a246a2d7936ece12241b8b1903 -r4f81a1fbcf529c6c920e5a4e476b88edd46e83a4
--- Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableAssessmentSectionFactory.cs	(.../ExportableAssessmentSectionFactory.cs)	(revision 3143f826f08381a246a2d7936ece12241b8b1903)
+++ Ringtoets/Integration/src/Ringtoets.Integration.IO/Factories/ExportableAssessmentSectionFactory.cs	(.../ExportableAssessmentSectionFactory.cs)	(revision 4f81a1fbcf529c6c920e5a4e476b88edd46e83a4)
@@ -79,7 +79,7 @@
         private static ExportableAssessmentSectionAssemblyResult CreateExportableAssessmentSectionAssemblyResult(AssessmentSection assessmentSection)
         {
             return new ExportableAssessmentSectionAssemblyResult(ExportableAssemblyMethod.WBI2C1,
-                                                                 AssessmentSectionAssemblyFactory.AssembleAssessmentSection(assessmentSection));
+                                                                 AssessmentSectionAssemblyFactory.AssembleAssessmentSection(assessmentSection, false));
         }
 
         /// <summary>
@@ -91,7 +91,7 @@
         /// <exception cref="AssemblyException">Thrown when assembly result cannot be created for <paramref name="assessmentSection"/>.</exception>
         private static ExportableFailureMechanismAssemblyResultWithProbability CreateExportableFailureMechanismAssemblyResultWithProbability(AssessmentSection assessmentSection)
         {
-            FailureMechanismAssembly assemblyResult = AssessmentSectionAssemblyFactory.AssembleFailureMechanismsWithProbability(assessmentSection);
+            FailureMechanismAssembly assemblyResult = AssessmentSectionAssemblyFactory.AssembleFailureMechanismsWithProbability(assessmentSection, false);
             return new ExportableFailureMechanismAssemblyResultWithProbability(ExportableAssemblyMethod.WBI2B1,
                                                                                assemblyResult.Group,
                                                                                assemblyResult.Probability);
@@ -107,7 +107,7 @@
         private static ExportableFailureMechanismAssemblyResult CreateExportableFailureMechanismAssemblyResultWithoutProbability(AssessmentSection assessmentSection)
         {
             return new ExportableFailureMechanismAssemblyResult(ExportableAssemblyMethod.WBI2A1,
-                                                                AssessmentSectionAssemblyFactory.AssembleFailureMechanismsWithoutProbability(assessmentSection));
+                                                                AssessmentSectionAssemblyFactory.AssembleFailureMechanismsWithoutProbability(assessmentSection, true));
         }
 
         /// <summary>
@@ -168,7 +168,7 @@
         /// <exception cref="AssemblyException">Thrown when assembly results cannot be created for <paramref name="assessmentSection"/>.</exception>
         private static IEnumerable<ExportableCombinedSectionAssembly> CreateExportableCombinedSectionAssemblyCollection(AssessmentSection assessmentSection)
         {
-            IEnumerable<CombinedFailureMechanismSectionAssemblyResult> assemblyResults = AssessmentSectionAssemblyFactory.AssembleCombinedPerFailureMechanismSection(assessmentSection);
+            IEnumerable<CombinedFailureMechanismSectionAssemblyResult> assemblyResults = AssessmentSectionAssemblyFactory.AssembleCombinedPerFailureMechanismSection(assessmentSection, false);
             return ExportableCombinedSectionAssemblyFactory.CreateExportableCombinedSectionAssemblyCollection(assemblyResults, assessmentSection.ReferenceLine);
         }
     }
Index: Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Factories/ExportableAssessmentSectionFactoryTest.cs
===================================================================
diff -u -rdb257a9bfd556c44d07df2156767f790ff5c5d5c -r4f81a1fbcf529c6c920e5a4e476b88edd46e83a4
--- Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Factories/ExportableAssessmentSectionFactoryTest.cs	(.../ExportableAssessmentSectionFactoryTest.cs)	(revision db257a9bfd556c44d07df2156767f790ff5c5d5c)
+++ Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Factories/ExportableAssessmentSectionFactoryTest.cs	(.../ExportableAssessmentSectionFactoryTest.cs)	(revision 4f81a1fbcf529c6c920e5a4e476b88edd46e83a4)
@@ -24,6 +24,7 @@
 using System.Linq;
 using Core.Common.Base.Geometry;
 using Core.Common.TestUtil;
+using Core.Common.Util.Extensions;
 using NUnit.Framework;
 using Ringtoets.AssemblyTool.Data;
 using Ringtoets.AssemblyTool.KernelWrapper.Calculators;
@@ -32,10 +33,13 @@
 using Ringtoets.Common.Data.AssessmentSection;
 using Ringtoets.Common.Data.FailureMechanism;
 using Ringtoets.Common.Data.TestUtil;
+using Ringtoets.Common.Primitives;
 using Ringtoets.Integration.Data;
 using Ringtoets.Integration.Data.Assembly;
 using Ringtoets.Integration.IO.Assembly;
 using Ringtoets.Integration.IO.Factories;
+using Ringtoets.Piping.Data;
+using Ringtoets.StabilityStoneCover.Data;
 
 namespace Ringtoets.Integration.IO.Test.Factories
 {
@@ -146,15 +150,47 @@
                                                                     failureMechanismAssemblyCalculator,
                                                                     assessmentSection);
 
-                int expectedNrOfSections = AssessmentSectionAssemblyFactory.AssembleCombinedPerFailureMechanismSection(assessmentSection).Count();
+                int expectedNrOfSections = AssessmentSectionAssemblyFactory.AssembleCombinedPerFailureMechanismSection(assessmentSection, false).Count();
                 Assert.AreEqual(expectedNrOfSections, exportableAssessmentSection.CombinedSectionAssemblies.Count());
             }
         }
 
-        #region TestHelper CombinedFailureMechanismSection
+        [Test]
+        public void GivenAssessmentSectionWithConfiguredFailureMechanism_WhenCreatingExportableAssessmentSection_ThenManualAssemblyIgnored()
+        {
+            // Given
+            var referenceLine = new ReferenceLine();
+            referenceLine.SetGeometry(new[]
+            {
+                new Point2D(1, 1),
+                new Point2D(2, 2)
+            });
 
-        #endregion
+            var random = new Random(21);
+            var assessmentSection = new AssessmentSection(random.NextEnumValue<AssessmentSectionComposition>())
+            {
+                ReferenceLine = referenceLine,
+                Id = "1"
+            };
 
+            PipingFailureMechanism failureMechanism = assessmentSection.Piping;
+            FailureMechanismTestHelper.AddSections(failureMechanism, 1);
+            PipingFailureMechanismSectionResult sectionResult = failureMechanism.SectionResults.Single();
+            sectionResult.UseManualAssemblyProbability = true;
+            sectionResult.ManualAssemblyProbability = random.NextDouble();
+
+            using (new AssemblyToolCalculatorFactoryConfig())
+            {
+                // When
+                ExportableAssessmentSectionFactory.CreateExportableAssessmentSection(assessmentSection);
+
+                // Then
+                var calculatorFactory = (TestAssemblyToolCalculatorFactory) AssemblyToolCalculatorFactory.Instance;
+                FailureMechanismSectionAssemblyCalculatorStub failureMechanismSectionAssemblyCalculator = calculatorFactory.LastCreatedFailureMechanismSectionAssemblyCalculator;
+                Assert.IsNull(failureMechanismSectionAssemblyCalculator.ManualAssemblyAssemblyOutput);
+            }
+        }
+
         #region TestHelpers FailureMechanismsWithProbability
 
         private static void AssertExportableFailureMechanismsWithProbability(
Index: Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Ringtoets.Integration.IO.Test.csproj
===================================================================
diff -u -rf4f9469d89fb6c1d214d4478bcf39b70f88de3e0 -r4f81a1fbcf529c6c920e5a4e476b88edd46e83a4
--- Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Ringtoets.Integration.IO.Test.csproj	(.../Ringtoets.Integration.IO.Test.csproj)	(revision f4f9469d89fb6c1d214d4478bcf39b70f88de3e0)
+++ Ringtoets/Integration/test/Ringtoets.Integration.IO.Test/Ringtoets.Integration.IO.Test.csproj	(.../Ringtoets.Integration.IO.Test.csproj)	(revision 4f81a1fbcf529c6c920e5a4e476b88edd46e83a4)
@@ -100,6 +100,10 @@
       <Project>{3BBFD65B-B277-4E50-AE6D-BD24C3434609}</Project>
       <Name>Core.Common.Base</Name>
     </ProjectReference>
+    <ProjectReference Include="..\..\..\..\Core\Common\src\Core.Common.Util\Core.Common.Util.csproj">
+      <Project>{F49BD8B2-332A-4C91-A196-8CCE0A2C7D98}</Project>
+      <Name>Core.Common.Util</Name>
+    </ProjectReference>
     <ProjectReference Include="..\..\..\..\Core\Common\test\Core.Common.TestUtil\Core.Common.TestUtil.csproj">
       <Project>{D749EE4C-CE50-4C17-BF01-9A953028C126}</Project>
       <Name>Core.Common.TestUtil</Name>