Index: Ringtoets/Piping/src/Ringtoets.Piping.Primitives/PipingSoilLayer.cs
===================================================================
diff -u -r223528aec31c0f78f0f8ff67991e43f781075931 -r1b269dccd0ad017fd308a5c9e6639d9a6867b018
--- Ringtoets/Piping/src/Ringtoets.Piping.Primitives/PipingSoilLayer.cs	(.../PipingSoilLayer.cs)	(revision 223528aec31c0f78f0f8ff67991e43f781075931)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Primitives/PipingSoilLayer.cs	(.../PipingSoilLayer.cs)	(revision 1b269dccd0ad017fd308a5c9e6639d9a6867b018)
@@ -60,18 +60,24 @@
         public bool IsAquifer { get; set; }
 
         /// <summary>
-        /// Gets or sets mean of the distrubtion for the volumic weight of the <see cref="PipingSoilLayer"/> below the phreatic level.
+        /// Gets or sets the mean of the distrubtion for the volumic weight of the <see cref="PipingSoilLayer"/> below the phreatic level.
         /// [kN/m³]
         /// </summary>
         public double BelowPhreaticLevelMean { get; set; }
 
         /// <summary>
-        /// Gets or sets deviation of the distrubtion for the volumic weight of the <see cref="PipingSoilLayer"/> below the phreatic level.
+        /// Gets or sets the deviation of the distrubtion for the volumic weight of the <see cref="PipingSoilLayer"/> below the phreatic level.
         /// [kN/m³]
         /// </summary>
         public double BelowPhreaticLevelDeviation { get; set; }
 
         /// <summary>
+        /// Gets or sets the shift of the distrubtion for the volumic weight of the <see cref="PipingSoilLayer"/> below the phreatic level.
+        /// [kN/m³]
+        /// </summary>
+        public double BelowPhreaticLevelShift { get; set; }
+
+        /// <summary>
         /// Gets or sets the mean of the distribution for the mean diameter of small scale tests applied to different kinds of sand, 
         /// on which the formula of Sellmeijer has been fit.
         /// [m]