Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators/DikesDesign/DesignCalculator.cs
===================================================================
diff -u -r1197 -r1203
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators/DikesDesign/DesignCalculator.cs	(.../DesignCalculator.cs)	(revision 1197)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators/DikesDesign/DesignCalculator.cs	(.../DesignCalculator.cs)	(revision 1203)
@@ -155,7 +155,10 @@
                 case DesignStrategy.NoDesignPossible:
                     throw new NotImplementedException("No design is possible for this failure mechanism");
                 case DesignStrategy.SlopeAdaptionBeforeShoulderAdaption:
-                    throw new NotImplementedException("SlopeAdaptionBeforeShoulderAdaption design strategy is not implemented yet.");
+                    DesignCalculatorFirstSlopeAdaptionThenShoulderAdaption.PerformDesignCalculationFirstSlopeAdaptionThenShoulderAdaption(
+                        kernelWrapper, kernelDataInput, kernelDataOutput, damKernelInput, designScenario,
+                        calculationMessages, designCalculations);
+                    break;
                 case DesignStrategy.OptimizedSlopeAndShoulderAdaption:
                     throw new NotImplementedException("OptimizedSlopeAndShoulderAdaption design strategy is not implemented yet.");
             }