Index: Demo/Ringtoets/src/Demo.Ringtoets/Resources/DR6.soil
===================================================================
diff -u -re7e22e69b16b23c89c063f18444c82aa818dc176 -ra7b3472fa86591b26a0bd03b4ad1b1461d1bfa88
Binary files differ
Index: Ringtoets/Piping/src/Ringtoets.Piping.KernelWrapper/PipingCalculator.cs
===================================================================
diff -u -r0dfaf04c32ddd8f2ccfe1e244bdc6efcbb3b6857 -ra7b3472fa86591b26a0bd03b4ad1b1461d1bfa88
--- Ringtoets/Piping/src/Ringtoets.Piping.KernelWrapper/PipingCalculator.cs	(.../PipingCalculator.cs)	(revision 0dfaf04c32ddd8f2ccfe1e244bdc6efcbb3b6857)
+++ Ringtoets/Piping/src/Ringtoets.Piping.KernelWrapper/PipingCalculator.cs	(.../PipingCalculator.cs)	(revision a7b3472fa86591b26a0bd03b4ad1b1461d1bfa88)
@@ -95,18 +95,23 @@
             List<string> soilProfileValidationResults = ValidateSoilProfile();
             List<string> surfaceLineValidationResults = ValidateSurfaceLine();
             List<string> upliftCalculatorValidationResults = new List<string>();
+            List<string> pipingProfilePropertyCalculatorValidationResults = new List<string>();
+            List<string> heaveCalculatorValidationResults = new List<string>();
+            List<string> sellmeijerCalculatorValidationResults = new List<string>();
             if (soilProfileValidationResults.Count == 0 && surfaceLineValidationResults.Count == 0)
             {
                 upliftCalculatorValidationResults = ValidateUpliftCalculator();
+                pipingProfilePropertyCalculatorValidationResults = CreatePipingProfilePropertyCalculator().Validate();
+                heaveCalculatorValidationResults = CreateHeaveCalculator().Validate();
+                sellmeijerCalculatorValidationResults = CreateSellmeijerCalculator().Validate();
             }
-            List<string> heaveCalculatorValidationResults = CreateHeaveCalculator().Validate();
-            List<string> sellmeijerCalculatorValidationResults = CreateSellmeijerCalculator().Validate();
 
             return upliftCalculatorValidationResults
                 .Concat(surfaceLineValidationResults)
                 .Concat(soilProfileValidationResults)
                 .Concat(heaveCalculatorValidationResults)
                 .Concat(sellmeijerCalculatorValidationResults)
+                .Concat(pipingProfilePropertyCalculatorValidationResults)
                 .Distinct()
                 .ToList();
         }
@@ -283,6 +288,7 @@
             calculator.PhiPolder = input.PhreaticLevelExit;
             calculator.RExit = input.DampingFactorExit;
             calculator.HExit = input.PhreaticLevelExit;
+            calculator.BottomLevelAquitardAboveExitPointZ = GetBottomAquitardLayerAboveExitPointZ();
             return calculator;
         }
 
@@ -321,9 +327,27 @@
             calculator.DAquifer = input.ThicknessAquiferLayer;
             calculator.D70Mean = input.MeanDiameter70;
             calculator.BeddingAngle = input.BeddingAngle;
+            calculator.BottomLevelAquitardAboveExitPointZ = GetBottomAquitardLayerAboveExitPointZ();
             return calculator;
         }
 
+        private double GetBottomAquitardLayerAboveExitPointZ()
+        {
+            var pipingProfilePropertyCalculator = CreatePipingProfilePropertyCalculator();
+            pipingProfilePropertyCalculator.Calculate();
+            var bottomAquitardLayerAboveExitPointZ = pipingProfilePropertyCalculator.BottomAquitardLayerAboveExitPointZ;
+            return bottomAquitardLayerAboveExitPointZ;
+        }
+
+        private IPipingProfilePropertyCalculator CreatePipingProfilePropertyCalculator()
+        {
+            var calculator = factory.CreatePipingProfilePropertyCalculator();
+            calculator.SoilProfile = PipingProfileCreator.Create(input.SoilProfile);
+            calculator.SurfaceLine = PipingSurfaceLineCreator.Create(input.SurfaceLine);
+            calculator.ExitPointX = input.ExitPointXCoordinate;
+            return calculator;
+        }
+
         /// <summary>
         /// Determines the effective stress for a one layer profile.
         /// </summary>
Index: Ringtoets/Piping/test/Ringtoets.Piping.Service.Test/PipingCalculationServiceTest.cs
===================================================================
diff -u -r5c3100dd1adc2171c0f232849e8840432005f5ff -ra7b3472fa86591b26a0bd03b4ad1b1461d1bfa88
--- Ringtoets/Piping/test/Ringtoets.Piping.Service.Test/PipingCalculationServiceTest.cs	(.../PipingCalculationServiceTest.cs)	(revision 5c3100dd1adc2171c0f232849e8840432005f5ff)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Service.Test/PipingCalculationServiceTest.cs	(.../PipingCalculationServiceTest.cs)	(revision a7b3472fa86591b26a0bd03b4ad1b1461d1bfa88)
@@ -601,7 +601,7 @@
             var profile = new PipingSoilProfile(string.Empty, 0.0,
                                                 new[]
                                                 {
-                                                    new PipingSoilLayer(10.5)
+                                                    new PipingSoilLayer(10.56)
                                                     {
                                                         IsAquifer = false,
                                                         BelowPhreaticLevelDeviation = belowPhreaticLevelDeviation,
@@ -668,7 +668,7 @@
             var profile = new PipingSoilProfile(string.Empty, 0.0,
                                                 new[]
                                                 {
-                                                    new PipingSoilLayer(10.5)
+                                                    new PipingSoilLayer(10.56)
                                                     {
                                                         IsAquifer = false,
                                                         BelowPhreaticLevelDeviation = random.GetFromRange(1e-6, 5.0),