Index: dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs
===================================================================
diff -u -r758 -r789
--- dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs	(.../ConversionHelper.cs)	(revision 758)
+++ dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs	(.../ConversionHelper.cs)	(revision 789)
@@ -749,5 +749,35 @@
             return translationTable[soilDilatancyType];
         }
 
+        /// <summary>
+        /// Converts the input StabilityDesignMethod to the Dam StabilityDesignMethod.
+        /// </summary>
+        /// <param name="stabilityDesignMethod">The stability design method.</param>
+        /// <returns></returns>
+        public static StabilityDesignMethod ConvertToDamStabilityDesignMethod(LocationDesignOptionsStabilityDesignMethod stabilityDesignMethod)
+        {
+            var translationTable = new Dictionary<LocationDesignOptionsStabilityDesignMethod, StabilityDesignMethod>()
+            {
+                {LocationDesignOptionsStabilityDesignMethod.OptimizedSlopeAndShoulderAdaption, StabilityDesignMethod.OptimizedSlopeAndShoulderAdaption},
+                {LocationDesignOptionsStabilityDesignMethod.SlopeAdaptionBeforeShoulderAdaption, StabilityDesignMethod.SlopeAdaptionBeforeShoulderAdaption}
+            };
+            return translationTable[stabilityDesignMethod];
+        }
+
+        /// <summary>
+        /// Converts the Dam StabilityDesignMethod to the input StabilityDesignMethod.
+        /// </summary>
+        /// <param name="stabilityDesignMethod">The stability design method.</param>
+        /// <returns></returns>
+        public static LocationDesignOptionsStabilityDesignMethod ConvertToInputStabilityDesignMethod(StabilityDesignMethod stabilityDesignMethod)
+        {
+            var translationTable = new Dictionary<StabilityDesignMethod, LocationDesignOptionsStabilityDesignMethod>()
+            {
+                {StabilityDesignMethod.OptimizedSlopeAndShoulderAdaption, LocationDesignOptionsStabilityDesignMethod.OptimizedSlopeAndShoulderAdaption},
+                {StabilityDesignMethod.SlopeAdaptionBeforeShoulderAdaption, LocationDesignOptionsStabilityDesignMethod.SlopeAdaptionBeforeShoulderAdaption}
+            };
+            return translationTable[stabilityDesignMethod];
+        }
+
     }
 }
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