Index: DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/Factories/FactoryForSoilProfiles.cs
===================================================================
diff -u -r5121 -r5127
--- DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/Factories/FactoryForSoilProfiles.cs	(.../FactoryForSoilProfiles.cs)	(revision 5121)
+++ DamEngine/trunk/src/Deltares.DamEngine.TestHelpers/Factories/FactoryForSoilProfiles.cs	(.../FactoryForSoilProfiles.cs)	(revision 5127)
@@ -1100,7 +1100,7 @@
         SoilLayer2D soilLayer2 = CreatePentagonSoilLayer2D(new Point2D(-20, 10), new Point2D(0, 10), new Point2D(0, 0), new Point2D(-10, 0), new Point2D(-20, 0), soil2, soilProfile2D);
         var soil3 = new Soil("Soil3");
         SoilLayer2D soilLayer3 = CreatePentagonSoilLayer2D(new Point2D(0, 10), new Point2D(60, 10), new Point2D(60, 0), new Point2D(35, 0), new Point2D(0, 0), soil3, soilProfile2D);
-        var soil4 = new Soil("Soil");
+        var soil4 = new Soil("Soil4");
         SoilLayer2D soilLayer4 = CreatePentagonSoilLayer2D(new Point2D(-50, 0), new Point2D(-20, 0), new Point2D(-10, 0), new Point2D(-10, -15), new Point2D(-50, -15), soil4, soilProfile2D);
         var soil5 = new Soil("Soil5");
         SoilLayer2D soilLayer5 = CreatePentagonSoilLayer2D(new Point2D(-10, 0), new Point2D(0, 0), new Point2D(35, 0), new Point2D(35, -15), new Point2D(-10, -15), soil5, soilProfile2D);
Index: DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2DSurfaceLineHelper.cs
===================================================================
diff -u -r5124 -r5127
--- DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2DSurfaceLineHelper.cs	(.../SoilProfile2DSurfaceLineHelper.cs)	(revision 5124)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2DSurfaceLineHelper.cs	(.../SoilProfile2DSurfaceLineHelper.cs)	(revision 5127)
@@ -385,7 +385,7 @@
         
         var rightPoint = new Point2D
         {
-            X = xMin[^1] - 0.1,
+            X = xMin[^1] + 0.1,
             Z = zMin[0] + 0.1
         };
 
Index: DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs
===================================================================
diff -u -r5122 -r5127
--- DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs	(.../SoilProfile2DSurfaceLineHelperTests.cs)	(revision 5122)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs	(.../SoilProfile2DSurfaceLineHelperTests.cs)	(revision 5127)
@@ -210,22 +210,6 @@
                 new TestCaseZigZagSurfaceLine
                 {
                     TestNumber = 5,
-                    GivenZigZagSurfaceLine = FactoryForSurfaceLines.CreateSurfaceLineInZigZag(-50, -15),
-                    ExpectedSurfaceCount = 0
-                }).SetName("Test 5: Surface line partly below soil profile (and shift = 0)");
-            
-            yield return new TestCaseData(
-                new TestCaseZigZagSurfaceLine
-                {
-                    TestNumber = 6,
-                    GivenZigZagSurfaceLine = FactoryForSurfaceLines.CreateSurfaceLineInZigZag(-50, -20),
-                    ExpectedSurfaceCount = 0
-                }).SetName("Test 6: Surface line completely below soil profile (and shift = 0)");
-            
-            yield return new TestCaseData(
-                new TestCaseZigZagSurfaceLine
-                {
-                    TestNumber = 7,
                     GivenZigZagSurfaceLine = FactoryForSurfaceLines.CreateSurfaceLineInZigZag(-40, 10),
                     ExpectedSurfaceCount = 10,
                     // Only few surfaces are tested
@@ -241,12 +225,12 @@
                     ExpectedSurface4 = FactoryForSoilProfiles.CreatePentagonSoilLayer2D(new Point2D(-40, 0), new Point2D(-20, 0), new Point2D(-10, 0), new Point2D(-10, -15), new Point2D(-40, -15), soil4),
                     ExpectedSurface5 = null, // not null but not tested
                     ExpectedSurface6 = null // not null but not tested
-                }).SetName("Test 7: Surface line intersects the original surface line of soil profile (and shift = +10)");
+                }).SetName("Test 5: Surface line intersects the original surface line of soil profile (and shift = +10)");
             
             yield return new TestCaseData(
                 new TestCaseZigZagSurfaceLine
                 {
-                    TestNumber = 8,
+                    TestNumber = 6,
                     GivenZigZagSurfaceLine = FactoryForSurfaceLines.CreateSurfaceLineInZigZag(10, 10),
                     ExpectedSurfaceCount = 7,
                     // Only few surfaces are tested
@@ -262,12 +246,12 @@
                     ExpectedSurface4 = null, 
                     ExpectedSurface5 = FactoryForSoilProfiles.CreateRectangularSoilLayer2D(0, -15, 10, 35, soil5),
                     ExpectedSurface6 = null // not null but not tested
-                }).SetName("Test 8: Surface line intersects the original surface line of soil profile (and shift = +60)");
+                }).SetName("Test 6: Surface line intersects the original surface line of soil profile (and shift = +60)");
             
             yield return new TestCaseData(
                 new TestCaseZigZagSurfaceLine
                 {
-                    TestNumber = 9,
+                    TestNumber = 7,
                     GivenZigZagSurfaceLine = FactoryForSurfaceLines.CreateSurfaceLineInZigZag(-60, 10),
                     ExpectedSurfaceCount = 10,
                     // Only few surfaces are tested
@@ -283,12 +267,12 @@
                     ExpectedSurface4 = null, // not null but not tested
                     ExpectedSurface5 = null, // not null but not tested
                     ExpectedSurface6 = FactoryForSoilProfiles.CreateRectangularSoilLayer2D(0, -15, 35, 60, soil6)
-                }).SetName("Test 9: Surface line intersects the original surface line of soil profile (and shift = -10)");
+                }).SetName("Test 7: Surface line intersects the original surface line of soil profile (and shift = -10)");
             
             yield return new TestCaseData(
                 new TestCaseZigZagSurfaceLine
                 {
-                    TestNumber = 10,
+                    TestNumber = 8,
                     GivenZigZagSurfaceLine = FactoryForSurfaceLines.CreateSurfaceLineInZigZag(-110, 10),
                     ExpectedSurfaceCount = 9,
                     // Only few surfaces are tested
@@ -304,12 +288,12 @@
                     ExpectedSurface4 = null, //not null but not tested
                     ExpectedSurface5 = FactoryForSoilProfiles.CreatePentagonSoilLayer2D(new Point2D(-10, 0), new Point2D(0, 0), new Point2D(10, 0), new Point2D(10, -15), new Point2D(-10, -15), soil5),
                     ExpectedSurface6 = null 
-                }).SetName("Test 10: Surface line intersects the original surface line of soil profile (and shift = -60)");
+                }).SetName("Test 8: Surface line intersects the original surface line of soil profile (and shift = -60)");
             
             yield return new TestCaseData(
                 new TestCaseZigZagSurfaceLine
                 {
-                    TestNumber = 11,
+                    TestNumber = 9,
                     GivenZigZagSurfaceLine = FactoryForSurfaceLines.CreateSurfaceLineInZigZag(50, -5),
                     ExpectedSurfaceCount = 2,
                     ExpectedFilling1 = null,
@@ -324,7 +308,7 @@
                     ExpectedSurface4 = null, 
                     ExpectedSurface5 = null, 
                     ExpectedSurface6 = FactoryForSoilProfiles.CreateQuadrilateralSoilLayer2D(new Point2D(50, -5), new Point2D(60, -4), new Point2D(60, -15), new Point2D(50, -15), soil6)
-                }).SetName("Test 11: Surface line starts inside surface line 6 (right bottom) of soil profile");
+                }).SetName("Test 9: Surface line starts inside surface line 6 (right bottom) of soil profile");
         }
     }
 
@@ -368,7 +352,6 @@
     }
     
     [Test, TestCaseSource(nameof(ZigZagSurfaceLinesTestCases))]
-    [Ignore("Work in progress")]
     public void GivenComplexSoilProfile2D_WhenCombiningWithZigZagSurfaceLine_ThenCorrectNewSoilProfile2DIsCreated(TestCaseZigZagSurfaceLine testCaseSurfaceLine)
     {
         // Given