Index: dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesOutput.cs
===================================================================
diff -u -r511 -r653
--- dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesOutput.cs	(.../DamPipingSellmeijer4ForcesOutput.cs)	(revision 511)
+++ dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesOutput.cs	(.../DamPipingSellmeijer4ForcesOutput.cs)	(revision 653)
@@ -1,10 +1,13 @@
 using Deltares.DamEngine.Calculators.KernelWrappers.Interfaces;
+using Deltares.DamEngine.Data.Standard.Calculation;
 
 namespace Deltares.DamEngine.Calculators.KernelWrappers.DamPipingSellmeijer4Forces
 {
     public class DamPipingSellmeijer4ForcesOutput : IKernelDataOutput
     {
         public double FoSp { get; set; }
         public double Hc { get; set; }
+
+        public CalculationResult CalculationResult { get; set; }
     }
 }
Index: dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesKernelWrapper.cs
===================================================================
diff -u -r652 -r653
--- dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesKernelWrapper.cs	(.../DamPipingSellmeijer4ForcesKernelWrapper.cs)	(revision 652)
+++ dam engine/trunk/src/Deltares.DamEngine.Calculators/KernelWrappers/DamPipingSellmeijer4Forces/DamPipingSellmeijer4ForcesKernelWrapper.cs	(.../DamPipingSellmeijer4ForcesKernelWrapper.cs)	(revision 653)
@@ -8,6 +8,7 @@
 using Deltares.DamEngine.Data.General;
 using Deltares.DamEngine.Data.General.Results;
 using Deltares.DamEngine.Data.Geotechnics;
+using Deltares.DamEngine.Data.Standard.Calculation;
 using Deltares.DamEngine.Data.Standard.Logging;
 using Deltares.DamPiping.Sellmeijer4ForcesCalculator;
 
@@ -144,6 +145,7 @@
                 calculator.Calculate();
                 damPipingOutput.FoSp = calculator.FoSp;
                 damPipingOutput.Hc = calculator.Hc;
+                damPipingOutput.CalculationResult = CalculationResult.Succeeded;
             }
             return damPipingOutput;
         }
@@ -200,6 +202,7 @@
             var pipingDesignResults = new PipingDesignResults(PipingModelType.Sellmeijer4Forces);
             pipingDesignResults.Sellmeijer4ForcesFactor = damPipingOutput.FoSp;
             pipingDesignResults.Sellmeijer4ForcesHcritical = damPipingOutput.Hc;
+            designResult.CalculationResult = damPipingOutput.CalculationResult;
             designResult.PipingDesignResults = pipingDesignResults;
         }