Index: Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs
===================================================================
diff -u -r26f527fb809a2325c8f883ece9da01a8f8040eb3 -rb807a83a281be5e9f4645d35ba7da968a0a5e26f
--- Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs	(.../DerivedPipingInput.cs)	(revision 26f527fb809a2325c8f883ece9da01a8f8040eb3)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs	(.../DerivedPipingInput.cs)	(revision b807a83a281be5e9f4645d35ba7da968a0a5e26f)
@@ -62,8 +62,8 @@
         {
             get
             {
-                RoundedDouble dampingFactorExit = PipingSemiProbabilisticDesignValueFactory.GetDampingFactorExit(input).GetDesignValue();
-                RoundedDouble phreaticLevelExit = PipingSemiProbabilisticDesignValueFactory.GetPhreaticLevelExit(input).GetDesignValue();
+                RoundedDouble dampingFactorExit = PipingSemiProbabilisticDesignVariableFactory.GetDampingFactorExit(input).GetDesignValue();
+                RoundedDouble phreaticLevelExit = PipingSemiProbabilisticDesignVariableFactory.GetPhreaticLevelExit(input).GetDesignValue();
 
                 return new RoundedDouble(2, InputParameterCalculationService.CalculatePiezometricHeadAtExit(input.AssessmentLevel,
                                                                                                             dampingFactorExit,
@@ -246,7 +246,7 @@
                 var weightedMean = new RoundedDouble(GetNumberOfDecimals(effectiveThicknessCoverageLayerDistribution),
                                                      InputParameterCalculationService.CalculateEffectiveThicknessCoverageLayer(
                                                          input.WaterVolumetricWeight,
-                                                         PipingSemiProbabilisticDesignValueFactory.GetPhreaticLevelExit(input).GetDesignValue(),
+                                                         PipingSemiProbabilisticDesignVariableFactory.GetPhreaticLevelExit(input).GetDesignValue(),
                                                          input.ExitPointL,
                                                          input.SurfaceLine,
                                                          input.StochasticSoilProfile.SoilProfile));