Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityIo/FillEngineFromMacroStabilityWrapperInput.cs
===================================================================
diff -u -r2936 -r2941
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityIo/FillEngineFromMacroStabilityWrapperInput.cs	(.../FillEngineFromMacroStabilityWrapperInput.cs)	(revision 2936)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityIo/FillEngineFromMacroStabilityWrapperInput.cs	(.../FillEngineFromMacroStabilityWrapperInput.cs)	(revision 2941)
@@ -74,7 +74,8 @@
             TransferSoils(macroStabilityInput.StabilityModel.Soils);
             var lastStage = macroStabilityInput.StabilityModel.ConstructionStages.Last();
             TransferSoilProfile2D(lastStage.SoilProfile, lastStage.PreconsolidationStresses);
-            TransferSurfaceLine(macroStabilityInput.PreprocessingInput.PreConstructionStages.Last().Surfaceline);
+            var lastPreConStage = macroStabilityInput.PreprocessingInput.PreConstructionStages.Last();
+            TransferSurfaceLine(lastPreConStage.Surfaceline);
             TransferWaternet(macroStabilityInput.StabilityModel.ConstructionStages.Last().Waternet);
             TransferUpliftVanCalculationGrid(macroStabilityInput.StabilityModel.UpliftVanCalculationGrid, macroStabilityInput.PreprocessingInput.SearchAreaConditions);
             TransferTrafficLoad(macroStabilityInput.StabilityModel.ConstructionStages.Last().UniformLoads);
@@ -177,21 +178,20 @@
 
         private void TransferSurfaceLine(MacroStability.CSharpWrapper.Input.SurfaceLine kernelSurfaceLine)
         {
-            // SurfaceLine2 = new SurfaceLine2();
-            // foreach (var kernelCharPoint in kernelSurfaceLine2.CharacteristicPoints)
-            // {
-            //     CharacteristicPoint damCharPoint;
-            //     damCharPoint = new CharacteristicPoint()
-            //     {
-            //         CharacteristicPointType = ConversionHelper.ConvertToDamCharacteristicPointType(kernelCharPoint.CharacteristicPointType),
-            //         GeometryPoint = new GeometryPoint()
-            //         {
-            //             X = kernelCharPoint.X,
-            //             Z = kernelCharPoint.Z
-            //         }
-            //     };
-            //     SurfaceLine2.CharacteristicPoints.Add(damCharPoint);
-            // }
+            SurfaceLine2 = new SurfaceLine2();
+            foreach (var kernelCharPoint in kernelSurfaceLine.CharacteristicPoints)
+            {
+                var damCharPoint = new CharacteristicPoint()
+                {
+                    CharacteristicPointType = ConversionHelper.ConvertToDamCharacteristicPointType(kernelCharPoint.CharacteristicPoint),
+                    GeometryPoint = new GeometryPoint()
+                    {
+                        X = kernelCharPoint.GeometryPoint.X,
+                        Z = kernelCharPoint.GeometryPoint.Z
+                    }
+                };
+                SurfaceLine2.CharacteristicPoints.Add(damCharPoint);
+            }
         }
 
         private void TransferSoils(IList<Deltares.MacroStability.CSharpWrapper.Input.Soil> stabilityModelSoils)
Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityIo/FillMacroStabilityWrapperInputFromEngine.cs
===================================================================
diff -u -r2936 -r2941
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityIo/FillMacroStabilityWrapperInputFromEngine.cs	(.../FillMacroStabilityWrapperInputFromEngine.cs)	(revision 2936)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityIo/FillMacroStabilityWrapperInputFromEngine.cs	(.../FillMacroStabilityWrapperInputFromEngine.cs)	(revision 2941)
@@ -181,22 +181,19 @@
             }
         }
 
-        private void TransferSurfaceLine(Data.Geotechnics.SurfaceLine2 damSurfaceLine, SurfaceLine kernelSurfaceLine)
+        private void TransferSurfaceLine(SurfaceLine2 damSurfaceLine, SurfaceLine kernelSurfaceLine)
         {
-            // foreach (var damCharPoint in damSurfaceLine.CharacteristicPoints)
-            // {
-            //     CharacteristicPoint kernelCharPoint;
-            //     kernelCharPoint = new CharacteristicPoint()
-            //     {
-            //         CharacteristicPointType = ConversionHelper.ConvertToMacroStabilityCharacteristicPointType(damCharPoint.CharacteristicPointType),
-            //         GeometryPoint = new GeometryPoint()
-            //         {
-            //             X = damCharPoint.X,
-            //             Z = damCharPoint.Z
-            //         }
-            //     };
-            //     kernelSurfaceLine.CharacteristicPoints.Add(kernelCharPoint);
-            // }
+            kernelSurfaceLine.CharacteristicPoints = new List<SurfaceLineCharacteristicPoint>();
+            foreach (var damCharPoint in damSurfaceLine.CharacteristicPoints)
+            {
+
+                var kernelCharPoint = new SurfaceLineCharacteristicPoint();
+                kernelCharPoint.CharacteristicPoint =
+                    ConversionHelper.ConvertToMacroStabilityCharacteristicPointType(
+                        damCharPoint.CharacteristicPointType);
+                kernelCharPoint.GeometryPoint = new Point2D(damCharPoint.X, damCharPoint.Z);
+                kernelSurfaceLine.CharacteristicPoints.Add(kernelCharPoint);
+            }
         }
 
         private void TransferWaternet(WaterNet damWaternet, Deltares.MacroStability.CSharpWrapper.Input.Waternet kernelWaternet)
Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityIoTests.cs
===================================================================
diff -u -r2936 -r2941
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityIoTests.cs	(.../MacroStabilityIoTests.cs)	(revision 2936)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityCommon/MacroStabilityIoTests.cs	(.../MacroStabilityIoTests.cs)	(revision 2941)
@@ -20,7 +20,6 @@
 // All rights reserved.
 
 using System.Collections.Generic;
-using System.IO;
 using System.Linq;
 using Deltares.DamEngine.Calculators.KernelWrappers.Common;
 using Deltares.DamEngine.Calculators.KernelWrappers.MacroStabilityCommon;
@@ -31,8 +30,7 @@
 using Deltares.DamEngine.TestHelpers;
 using Deltares.DamEngine.TestHelpers.Factories;
 using KellermanSoftware.CompareNetObjects;
-using CharacteristicPointSet = Deltares.MacroStability.CSharpWrapper.Input.CharacteristicPoint;
-using CharacteristicPointType = Deltares.DamEngine.Data.Geotechnics.CharacteristicPointType;
+using CharacteristicPointSet = Deltares.DamEngine.Data.Geotechnics.CharacteristicPointSet;
 using HeadLine = Deltares.DamEngine.Data.Geometry.HeadLine;
 using SoilProfile2D = Deltares.DamEngine.Data.Geotechnics.SoilProfile2D;
 using SurfaceLine2 = Deltares.DamEngine.Data.Geotechnics.SurfaceLine2;
@@ -102,6 +100,7 @@
             CompareStabilityModel(expectedParametersMStab, fillEngineFromMacroStabilityWrapperInput.FailureMechanismParametersMStab);
             CompareSoilModel(expectedSoilList, fillEngineFromMacroStabilityWrapperInput.SoilList);
             CompareSoilProfile2D(expectedSoilProfile2D, fillEngineFromMacroStabilityWrapperInput.SoilProfile2D);
+            CompareSurfaceLine(expectedSurfaceLine2D, fillEngineFromMacroStabilityWrapperInput.SurfaceLine2);
             //Todo : add and or implement comparer per item as these are added to the code
 
         }
@@ -208,8 +207,10 @@
 //            Assert.AreEqual(expectedWaternet.ExternalWaterLevel, actualWaternet.ExternalWaterLevel);
         }
 
-        private void CompareSoilSurfaceLine(CharacteristicPointSet expectedCharacteristicPoints, CharacteristicPointSet actualCharacteristicPoints)
+        private void CompareSurfaceLine(SurfaceLine2 expectedSurfaceLine2, SurfaceLine2 actualSurfaceLine2)
         {
+            CharacteristicPointSet expectedCharacteristicPoints = expectedSurfaceLine2.CharacteristicPoints;
+            CharacteristicPointSet actualCharacteristicPoints = actualSurfaceLine2.CharacteristicPoints;
             var compare = new CompareLogic { Config = { MaxDifferences = 100 } };
             compare.Config.MembersToIgnore = new List<string>()
             {