Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresClosureFloodedCulvertCalculationInput.cs
===================================================================
diff -u -rd49770201655964042adccca08d2e9fb2217723d -r077ced627bcacbf6095471e30af352fbf2e4298d
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresClosureFloodedCulvertCalculationInput.cs	(.../StructuresClosureFloodedCulvertCalculationInput.cs)	(revision d49770201655964042adccca08d2e9fb2217723d)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Input/Structures/StructuresClosureFloodedCulvertCalculationInput.cs	(.../StructuresClosureFloodedCulvertCalculationInput.cs)	(revision 077ced627bcacbf6095471e30af352fbf2e4298d)
@@ -114,11 +114,11 @@
             this.insideWaterLevelStandardDeviation = insideWaterLevelStandardDeviation;
         }
 
-        public override IEnumerable<HydraRingVariable> Variables
+        public override IEnumerable<HydraRingVariable2> NewVariables
         {
             get
             {
-                var variables = base.Variables.ToList();
+                var variables = base.NewVariables.ToList();
                 variables.AddRange(GetVariables());
 
                 return variables.OrderBy(v => v.VariableId);
@@ -138,17 +138,11 @@
             }
         }
 
-        private IEnumerable<HydraRingVariable> GetVariables()
+        private IEnumerable<HydraRingVariable2> GetVariables()
         {
-            yield return new HydraRingVariable(66, HydraRingDistributionType.Normal, double.NaN,
-                                               HydraRingDeviationType.Standard, drainCoefficientMean,
-                                               drainCoefficientStandardDeviation, double.NaN);
-            yield return new HydraRingVariable(67, HydraRingDistributionType.LogNormal, double.NaN,
-                                               HydraRingDeviationType.Standard, areaFlowAperturesMean,
-                                               areaFlowAperturesStandardDeviation, double.NaN);
-            yield return new HydraRingVariable(93, HydraRingDistributionType.Normal, double.NaN,
-                                               HydraRingDeviationType.Standard, insideWaterLevelMean,
-                                               insideWaterLevelStandardDeviation, double.NaN);
+            yield return new NormalHydraRingVariable(66, HydraRingDeviationType.Standard, drainCoefficientMean, drainCoefficientStandardDeviation);
+            yield return new LogNormalHydraRingVariable(67, HydraRingDeviationType.Standard, areaFlowAperturesMean, areaFlowAperturesStandardDeviation);
+            yield return new NormalHydraRingVariable(93, HydraRingDeviationType.Standard, insideWaterLevelMean, insideWaterLevelStandardDeviation);
         }
     }
 }
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