Index: DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs
===================================================================
diff -u -r5273 -r5278
--- DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs	(.../SoilProfile2DSurfaceLineHelperTests.cs)	(revision 5273)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DSurfaceLineHelperTests.cs	(.../SoilProfile2DSurfaceLineHelperTests.cs)	(revision 5278)
@@ -24,6 +24,7 @@
 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;
 
@@ -350,7 +351,7 @@
         Assert.That(newSoilProfile2D.Surfaces, Has.Count.EqualTo(testCaseSurfaceLine.SurfaceCount));
     }
     
-    [Test, TestCaseSource(nameof(ZigZagSurfaceLinesTestCases))]
+    [Test, Category(Categories.WorkInProgress), TestCaseSource(nameof(ZigZagSurfaceLinesTestCases))]
     public void GivenComplexSoilProfile2D_WhenCombiningWithZigZagSurfaceLine_ThenCorrectNewSoilProfile2DIsCreated(TestCaseZigZagSurfaceLine testCaseSurfaceLine)
     {
         // Given
@@ -390,6 +391,31 @@
             CheckSoilProfileContainsSoilLayer(newSoilProfile2D, testCaseSurfaceLine.ExpectedSurface5);
             CheckSoilProfileContainsSoilLayer(newSoilProfile2D, testCaseSurfaceLine.ExpectedSurface6);
         }
+
+        // New surface line is checked only for test case 6
+        if (testCaseSurfaceLine.TestNumber == 6)
+        {
+            Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points, Has.Count.EqualTo(8));
+            Assert.Multiple(() =>
+            {
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[0].X, Is.EqualTo(10));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[0].Z, Is.EqualTo(10));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[1].X, Is.EqualTo(30));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[1].Z, Is.EqualTo(12));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[2].X, Is.EqualTo(50));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[2].Z, Is.EqualTo(10));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[3].X, Is.EqualTo(60));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[3].Z, Is.EqualTo(9));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[4].X, Is.EqualTo(70));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[4].Z, Is.EqualTo(8));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[5].X, Is.EqualTo(90));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[5].Z, Is.EqualTo(10));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[6].X, Is.EqualTo(110));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[6].Z, Is.EqualTo(12));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[7].X, Is.EqualTo(130));
+                Assert.That(newSoilProfile2D.Geometry.SurfaceLine.Points[7].Z, Is.EqualTo(10));
+            });
+        }
     }
 
     [Test]