Index: DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2D.cs
===================================================================
diff -u -r5072 -r5075
--- DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2D.cs	(.../SoilProfile2D.cs)	(revision 5072)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfile2D.cs	(.../SoilProfile2D.cs)	(revision 5075)
@@ -169,13 +169,16 @@
             Name = Name
              
         };
-        clonedSoilProfile2D.Geometry = Geometry.Clone();
+        clonedSoilProfile2D.Geometry = geometry.Clone();
         foreach (SoilLayer2D surface in Surfaces)
         {
             SoilLayer2D clonedSurface = surface.Clone();
             clonedSoilProfile2D.Surfaces.Add(clonedSurface);
         }
-        clonedSoilProfile2D.Geometry = geometry.Clone();
+        foreach (PreConsolidationStress preconsolidationStress in PreconsolidationStresses)
+        {
+            clonedSoilProfile2D.PreconsolidationStresses.Add((PreConsolidationStress)preconsolidationStress.Clone());
+        }
         return clonedSoilProfile2D;
     }
 
Index: DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DTests.cs
===================================================================
diff -u -r5074 -r5075
--- DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DTests.cs	(.../SoilProfile2DTests.cs)	(revision 5074)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data.Tests/Geotechnics/SoilProfile2DTests.cs	(.../SoilProfile2DTests.cs)	(revision 5075)
@@ -41,7 +41,10 @@
         soilProfile2D.Name = "<insert name here>";
         var preConsolidationStress = new PreConsolidationStress
         {
-            Name = "Preconsolidation stress name"
+            Name = "Preconsolidation stress name",
+            StressValue = 1.234,
+            X = 12.34,
+            Z = 56.78
         };
         soilProfile2D.PreconsolidationStresses.Add(preConsolidationStress);
 
@@ -66,7 +69,7 @@
         {
             //"Surfaces",
             //"Geometry",
-            "PreconsolidationStresses"
+            //"PreconsolidationStresses"
         };
         ComparisonResult result = compare.Compare(sourceSoilProfile2D, targetSoilProfile2D);
         Assert.That(result.Differences.Count, Is.EqualTo(0), "Differences found read/write Input object");