Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelperTests.cs
===================================================================
diff -u -r4998 -r5001
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelperTests.cs	(.../MacroStabilityCommonHelperTests.cs)	(revision 4998)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelperTests.cs	(.../MacroStabilityCommonHelperTests.cs)	(revision 5001)
@@ -200,6 +200,29 @@
         });
     }
 
+    [Test, Ignore("Work in progress")]
+    public void GivenSoilGeometryProbabilityWithSoilProfile2DAndSurfaceLineFullyAboveSoilProfile2DWhenCombiningThenLayerIsAddedOnTopOfSoilProfile2D()
+    {
+        SoilGeometryProbability soilGeometryProbability = CreateSoilGeometryProbabilityWithSoilProfile2DWithSurfaceLineDitchDike();
+        SurfaceLine2 surfaceLine = FactoryForSurfaceLines.CreateSurfaceLineAboveSurfaceLineDikeAndDitch();
+        // Now combine the soilGeometryProbability with the surfaceLine which should result that a layer is added on
+        // top of the SoilProfile2D
+        MacroStabilityCommonHelper.CombineSoilProfileWithSurfaceLine(soilGeometryProbability, surfaceLine, new Soil());
+        GeometryData geometry = soilGeometryProbability.SoilProfile2D.Geometry;
+        // For debugging purposes
+        // GeometryExporter.ExportToFile(geometry, visualizationFolder + "Geometry.txt");
+        // GeometryExporter.ExportToJsonFile(geometry, visualizationFolder + "Geometry.json");
+        Assert.Multiple(() =>
+        {
+            Assert.That(soilGeometryProbability.SoilProfileType, Is.EqualTo(SoilProfileType.ProfileType2D));
+            Assert.That(geometry.Surfaces, Has.Count.EqualTo(2));
+            Assert.That(geometry.Left, Is.EqualTo(0.0).Within(cTolerance));
+            Assert.That(geometry.Right, Is.EqualTo(80.0).Within(cTolerance));
+            Assert.That(geometry.Bottom, Is.EqualTo(-20.0).Within(cTolerance));
+            Assert.That(geometry.MaxGeometryPointsZ, Is.EqualTo(10.0).Within(cTolerance));
+        });
+    }
+
     private SoilGeometryProbability CreateSoilGeometryProbabilityWithSoilProfile2DWithSurfaceLineDitchDike()
     {
         SoilGeometryProbability soilGeometryProbability = FactoryForSoilGeometryProbabilities.CreateSoilGeometryProbabilityWithSoilProfile1D();
Index: DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/Factories/FactoryForSurfaceLines.cs
===================================================================
diff -u -r4991 -r5001
--- DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/Factories/FactoryForSurfaceLines.cs	(.../FactoryForSurfaceLines.cs)	(revision 4991)
+++ DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/Factories/FactoryForSurfaceLines.cs	(.../FactoryForSurfaceLines.cs)	(revision 5001)
@@ -761,18 +761,16 @@
     /// <returns>surface line</returns>
     public static SurfaceLine2 CreateSurfaceLineWithDikeAndDitch()
     {
-        //Surface line tutorial 1
         var surfaceLine = new SurfaceLine2
         {
-            Name = "Tutorial1",
+            Name = "SurfaceLineWithDikeAndDitch",
             Geometry = new GeometryPointString(),
             CharacteristicPoints =
             {
                 GeometryMustContainPoint = true
             }
         };
 
-        // Next point adjusted so create PL line can be tested better
         surfaceLine.EnsurePointOfType(0.0, 0, CharacteristicPointType.SurfaceLevelOutside);
         surfaceLine.EnsurePointOfType(10.0, 0, CharacteristicPointType.DikeToeAtRiver);
         surfaceLine.EnsurePointOfType(34.5, 5, CharacteristicPointType.DikeTopAtRiver);
@@ -788,4 +786,31 @@
         surfaceLine.Geometry.SyncCalcPoints();
         return surfaceLine;
     }
+
+    /// <summary>
+    /// Creates a surface line, that contains a dike and is fully above SurfaceLineWithDikeAndDitch. 
+    /// </summary>
+    /// <returns>surface line</returns>
+    public static SurfaceLine2 CreateSurfaceLineAboveSurfaceLineDikeAndDitch()
+    {
+        var surfaceLine = new SurfaceLine2
+        {
+            Name = "AboveSurfaceLineWithDikeAndDitch",
+            Geometry = new GeometryPointString(),
+            CharacteristicPoints =
+            {
+                GeometryMustContainPoint = true
+            }
+        };
+
+        surfaceLine.EnsurePointOfType(0.0, 5.0, CharacteristicPointType.SurfaceLevelOutside);
+        surfaceLine.EnsurePointOfType(10.0, 5.0, CharacteristicPointType.DikeToeAtRiver);
+        surfaceLine.EnsurePointOfType(34.5, 10.0, CharacteristicPointType.DikeTopAtRiver);
+        surfaceLine.EnsurePointOfType(40.5, 10.0, CharacteristicPointType.DikeTopAtPolder);
+        surfaceLine.EnsurePointOfType(50.5, 5.0, CharacteristicPointType.DikeToeAtPolder);
+        surfaceLine.EnsurePointOfType(75.0, 5.0, CharacteristicPointType.SurfaceLevelInside);
+
+        surfaceLine.Geometry.SyncCalcPoints();
+        return surfaceLine;
+    }
 }
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