Index: DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2DSurfaceLineHelper.cs
===================================================================
diff -u -r5273 -r5287
--- DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2DSurfaceLineHelper.cs	(.../SoilProfile2DSurfaceLineHelper.cs)	(revision 5273)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2DSurfaceLineHelper.cs	(.../SoilProfile2DSurfaceLineHelper.cs)	(revision 5287)
@@ -104,6 +104,7 @@
         ReconstructSurfaces(ref result, clonedProfile, oldSurfaces, defaultSoil);
         ReconstructPreConsolidations(ref result, clonedProfile, shift);
         result.Geometry.Rebox();
+        result.Geometry.UpdateSurfaceLine();
         return result;
     }
 
Index: DamEngine/trunk/src/Deltares.DamEngine.Data/Geometry/GeometryData.cs
===================================================================
diff -u -r5264 -r5287
--- DamEngine/trunk/src/Deltares.DamEngine.Data/Geometry/GeometryData.cs	(.../GeometryData.cs)	(revision 5264)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data/Geometry/GeometryData.cs	(.../GeometryData.cs)	(revision 5287)
@@ -511,7 +511,7 @@
     /// <summary>
     /// Updates the line at the top of the geometry
     /// </summary>
-    private void UpdateSurfaceLine()
+    public void UpdateSurfaceLine()
     {
         if (updatingSurfaceLine)
         {
Index: DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs
===================================================================
diff -u -r5278 -r5287
--- DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs	(.../SoilProfile2DSurfaceLineHelperTests.cs)	(revision 5278)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs	(.../SoilProfile2DSurfaceLineHelperTests.cs)	(revision 5287)
@@ -24,7 +24,6 @@
 using Deltares.DamEngine.Data.Geometry;
 using Deltares.DamEngine.Data.Geotechnics;
 using Deltares.DamEngine.Data.Standard;
-using Deltares.DamEngine.TestHelpers;
 using Deltares.DamEngine.TestHelpers.Factories;
 using NUnit.Framework;
 
@@ -35,7 +34,7 @@
 {
     // For debugging purposes
     // For debugging purposes
-    private const string visualizationFolder = @"C:\Dam\DamTools\GeometryVisualizer\"; //#John
+    //private const string visualizationFolder = @"C:\Dam\DamTools\GeometryVisualizer\"; //#John
     //private const string visualizationFolder = @"D:\src\dam\DamTools\GeometryVisualizer\"; //#Tom
     // Use the following code to export the geometry to a file
     // GeometryExporter.ExportToFile(soilProfile2D.Geometry, visualizationFolder + "Geometry.txt");
@@ -350,8 +349,8 @@
         //GeometryExporter.ExportToJsonFile(newSoilProfile2D.Geometry, visualizationFolder + "Geometry" + testCaseSurfaceLine.TestNumber + ".json");
         Assert.That(newSoilProfile2D.Surfaces, Has.Count.EqualTo(testCaseSurfaceLine.SurfaceCount));
     }
-    
-    [Test, Category(Categories.WorkInProgress), TestCaseSource(nameof(ZigZagSurfaceLinesTestCases))]
+
+    [Test, TestCaseSource(nameof(ZigZagSurfaceLinesTestCases))]
     public void GivenComplexSoilProfile2D_WhenCombiningWithZigZagSurfaceLine_ThenCorrectNewSoilProfile2DIsCreated(TestCaseZigZagSurfaceLine testCaseSurfaceLine)
     {
         // Given
@@ -369,6 +368,7 @@
         // For debugging purposes
         //GeometryExporter.ExportToFile(newSoilProfile2D.Geometry, visualizationFolder + "Geometry" + testCaseSurfaceLine.TestNumber + ".txt");
         //GeometryExporter.ExportToJsonFile(newSoilProfile2D.Geometry, visualizationFolder + "Geometry" + testCaseSurfaceLine.TestNumber + ".json");
+        
         // Then
         if (testCaseSurfaceLine.ExpectedSurfaceCount == 0)
         {