Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelper.cs
===================================================================
diff -u -r5249 -r5268
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelper.cs	(.../MacroStabilityCommonHelper.cs)	(revision 5249)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/MacroStabilityCommon/MacroStabilityCommonHelper.cs	(.../MacroStabilityCommonHelper.cs)	(revision 5268)
@@ -31,10 +31,10 @@
 using Deltares.DamEngine.Calculators.Properties;
 using Deltares.DamEngine.Data.Design;
 using Deltares.DamEngine.Data.General;
+using Deltares.DamEngine.Data.General.PlLines;
 using Deltares.DamEngine.Data.General.Results;
 using Deltares.DamEngine.Data.Geometry;
 using Deltares.DamEngine.Data.Geotechnics;
-using Deltares.DamEngine.Data.Standard;
 using Deltares.DamEngine.Data.Standard.Calculation;
 using Deltares.DamEngine.Data.Standard.Language;
 using Deltares.DamEngine.Data.Standard.Logging;
@@ -411,10 +411,38 @@
     }
 
     /// <summary>
-    /// Combines the surfaceline with the SoilProfile2D.
+    /// Create the waternet using the 1D soil profile if available, otherwise the 2D soil profile. 
     /// </summary>
+    /// <param name="damKernelInput"></param>
+    /// <param name="plLines"></param>
+    /// <returns>The waternet.</returns>
+    public static Waternet CreateWaternet(DamKernelInput damKernelInput, PlLines plLines)
+    {
+        double penetrationLength = damKernelInput.Location.ModelParametersForPlLines.PenetrationLength;
+        IntrusionVerticalWaterPressureType? pressureType = damKernelInput.Location.IntrusionVerticalWaterPressure;
+        
+        if (damKernelInput.SubSoilScenario.SoilProfile2D == null)
+        {
+            return null; 
+        }
+        
+        if (damKernelInput.SubSoilScenario.SoilProfile1D != null)
+        {
+            SurfaceLine2 surfaceLine = damKernelInput.Location.SurfaceLine;
+            SoilProfile1D soilProfile1D = damKernelInput.SubSoilScenario.SoilProfile2D.GetSoilProfile1D(
+                damKernelInput.Location.SurfaceLine.CharacteristicPoints.GetGeometryPoint(CharacteristicPointType.DikeToeAtPolder).X);
+            return PlLinesToWaternetConverter.CreateWaternetBasedOnPlLines(plLines, soilProfile1D, surfaceLine, penetrationLength, pressureType);
+        }
+        
+        SoilProfile2D soilProfile2D = damKernelInput.SubSoilScenario.SoilProfile2D;
+        return PlLinesToWaternetConverter.CreateWaternetBasedOnPlLines(plLines, soilProfile2D, penetrationLength, pressureType);
+    }
+
+    /// <summary>
+    /// Combines the surface line with the SoilProfile2D.
+    /// </summary>
     /// <param name="subSoilScenario">The sub soil scenario.</param>
-    /// <param name="surfaceLine2">The surfaceline.</param>
+    /// <param name="surfaceLine2">The surface line.</param>
     /// <param name="dikeEmbankmentSoil">The dike embankment soil.</param>
     /// <exception cref="ArgumentNullException">Thrown when no SoilProfile2D is defined</exception>
     private static void CombineSoilProfile2DWithSurfaceLine(SoilGeometryProbability subSoilScenario, SurfaceLine2 surfaceLine2, 
@@ -482,7 +510,6 @@
             subSoilScenario.SoilProfile2D = soilProfile2DNew;
             subSoilScenario.SoilProfile2DName = soilProfile2DNew.Name;
             subSoilScenario.SoilProfileType = SoilProfileType.ProfileType2D;
-            subSoilScenario.SoilProfile1D = null;
         }
     }