Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Creators/SoilProfileCreator.cs
===================================================================
diff -u -rfed3ead7401b6f3317ec3a5be54ec7bda38552cc -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Creators/SoilProfileCreator.cs	(.../SoilProfileCreator.cs)	(revision fed3ead7401b6f3317ec3a5be54ec7bda38552cc)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/Creators/SoilProfileCreator.cs	(.../SoilProfileCreator.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -67,7 +67,8 @@
                 {
                     IsAquifer = layerWithSoil.Key.Properties.IsAquifer,
                     Soil = layerWithSoil.Value,
-                    GeometrySurface = CreateGeometrySurface(layerWithSoil.Key)
+                    GeometrySurface = CreateGeometrySurface(layerWithSoil.Key),
+                    WaterpressureInterpolationModel = WaterpressureInterpolationModel.Automatic
                 });
             }
 
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculator.cs
===================================================================
diff -u -rfed3ead7401b6f3317ec3a5be54ec7bda38552cc -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculator.cs	(.../MacroStabilityInwardsCalculator.cs)	(revision fed3ead7401b6f3317ec3a5be54ec7bda38552cc)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculator.cs	(.../MacroStabilityInwardsCalculator.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -106,6 +106,8 @@
             calculator.SurfaceLine = SurfaceLineCreator.Create(input.SurfaceLine);
             calculator.SlipPlaneUpliftVan = SlipPlaneUpliftVanCreator.Create(input);
             calculator.GridAutomaticDetermined = input.GridAutomaticDetermined;
+            calculator.CreateZones = input.CreateZones;
+            calculator.AutomaticForbidenZones = input.AutomaticForbiddenZones;
             return calculator;
         }
 
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculatorInput.cs
===================================================================
diff -u -r991a9bc3bb36370b7be134369211b0edfd1b227e -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculatorInput.cs	(.../MacroStabilityInwardsCalculatorInput.cs)	(revision 991a9bc3bb36370b7be134369211b0edfd1b227e)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculatorInput.cs	(.../MacroStabilityInwardsCalculatorInput.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -75,6 +75,10 @@
             TangentLineAutomaticAtBoundaries = properties.TangentLineAutomaticAtBoundaries;
             TangentLineZTop = properties.TangentLineZTop;
             TangentLineZBottom = properties.TangentLineZBottom;
+            CreateZones = properties.CreateZones;
+            AutomaticForbiddenZones = properties.AutomaticForbiddenZones;
+            SlipPlaneMinimumDepth = properties.SlipPlaneMinimumDepth;
+            SlipPlaneMinimumLength = properties.SlipPlaneMinimumLength;
         }
 
         public class ConstructionProperties
@@ -106,6 +110,8 @@
                 MaximumSliceWidth = double.NaN;
                 TangentLineZTop = double.NaN;
                 TangentLineZBottom = double.NaN;
+                SlipPlaneMinimumDepth = double.NaN;
+                SlipPlaneMinimumLength = double.NaN;
             }
 
             #region properties
@@ -291,6 +297,28 @@
             /// </summary>
             public double TangentLineZBottom { internal get; set; }
 
+            /// <summary>
+            /// Gets or sets the create zones.
+            /// </summary>
+            public bool CreateZones { internal get; set; }
+
+            /// <summary>
+            /// Gets or sets the automatic forbidden zones.
+            /// </summary>
+            public bool AutomaticForbiddenZones { internal get; set; }
+
+            /// <summary>
+            /// Gets or sets the minimum depth of the slip plane.
+            /// [m]
+            /// </summary>
+            public double SlipPlaneMinimumDepth { internal get; set; }
+
+            /// <summary>
+            /// Gets or sets the minimum length of the slip plane.
+            /// [m]
+            /// </summary>
+            public double SlipPlaneMinimumLength { internal get; set; }
+
             #endregion
         }
 
@@ -477,6 +505,28 @@
         /// </summary>
         public double TangentLineZBottom { get; }
 
+        /// <summary>
+        /// Gets the create zones.
+        /// </summary>
+        public bool CreateZones { get; }
+
+        /// <summary>
+        /// Gets the automatic forbidden zones.
+        /// </summary>
+        public bool AutomaticForbiddenZones { get; }
+
+        /// <summary>
+        /// Gets the minimum depth of the slip plane.
+        /// [m]
+        /// </summary>
+        public double SlipPlaneMinimumDepth { get; }
+
+        /// <summary>
+        /// Gets the minimum length of the slip plane.
+        /// [m]
+        /// </summary>
+        public double SlipPlaneMinimumLength { get; }
+
         #endregion
     }
 }
\ No newline at end of file
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs
===================================================================
diff -u -r177ec6713fcf4dbdbc5fd2a542fb7bfa6554e1ff -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs	(.../IUpliftVanCalculator.cs)	(revision 177ec6713fcf4dbdbc5fd2a542fb7bfa6554e1ff)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs	(.../IUpliftVanCalculator.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -73,5 +73,27 @@
         /// sets whether the grid is automatic determined or not.
         /// </summary>
         bool GridAutomaticDetermined { set; }
+
+        /// <summary>
+        /// Sets the create zones property.
+        /// </summary>
+        bool CreateZones { set; }
+
+        /// <summary>
+        /// Sets the automatic forbidden zones property.
+        /// </summary>
+        bool AutomaticForbidenZones { set; }
+
+        /// <summary>
+        /// Sets the minimum depth of the slip plane.
+        /// [m]
+        /// </summary>
+        double SlipPlaneMinimumDepth { set; }
+
+        /// <summary>
+        /// Sets the minimum length of the slip plane.
+        /// [m]
+        /// </summary>
+        double SlipPlaneMinimumLength { set; }
     }
 }
\ No newline at end of file
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/UpliftVanCalculator.cs
===================================================================
diff -u -r0e2f13c8bf23fe5b9750e7453e39840e53b92291 -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/UpliftVanCalculator.cs	(.../UpliftVanCalculator.cs)	(revision 0e2f13c8bf23fe5b9750e7453e39840e53b92291)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/UpliftVanCalculator.cs	(.../UpliftVanCalculator.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -47,11 +47,7 @@
                 ModelOption = ModelOptions.UpliftVan,
                 SearchAlgorithm = SearchAlgorithm.Grid,
                 GridOrientation = GridOrientation.Inwards,
-                SlipPlaneConstraints = new SlipPlaneConstraints
-                {
-                    AutomaticForbiddenZones = true,
-                    CreateZones = true
-                },
+                SlipPlaneConstraints = new SlipPlaneConstraints(),
                 GeneticAlgorithmOptions = new GeneticAlgorithmOptions
                 {
                     EliteCount = 2,
@@ -137,6 +133,38 @@
             }
         }
 
+        public bool CreateZones
+        {
+            set
+            {
+                calculatorInput.SlipPlaneConstraints.CreateZones = value;
+            }
+        }
+
+        public bool AutomaticForbidenZones
+        {
+            set
+            {
+                calculatorInput.SlipPlaneConstraints.AutomaticForbiddenZones = value;
+            }
+        }
+
+        public double SlipPlaneMinimumDepth
+        {
+            set
+            {
+                calculatorInput.SlipPlaneConstraints.SlipPlaneMinDepth = value;
+            }
+        }
+
+        public double SlipPlaneMinimumLength
+        {
+            set
+            {
+                calculatorInput.SlipPlaneConstraints.SlipPlaneMinLength = value;
+            }
+        }
+
         public void Calculate()
         {
             try
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs
===================================================================
diff -u -r991a9bc3bb36370b7be134369211b0edfd1b227e -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs	(.../MacroStabilityInwardsCalculationService.cs)	(revision 991a9bc3bb36370b7be134369211b0edfd1b227e)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs	(.../MacroStabilityInwardsCalculationService.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -196,7 +196,11 @@
                     RightGrid = inputParameters.RightGrid,
                     TangentLineAutomaticAtBoundaries = inputParameters.TangentLineDetermination == MacroStabilityInwardsTangentLineDetermination.LayerSeparated,
                     TangentLineZTop = inputParameters.TangentLineZTop,
-                    TangentLineZBottom = inputParameters.TangentLineZBottom
+                    TangentLineZBottom = inputParameters.TangentLineZBottom,
+                    CreateZones = inputParameters.CreateZones,
+                    AutomaticForbiddenZones = inputParameters.AutomaticForbiddenZones == MacroStabilityInwardsZoningBoundariesDetermination.Automatic,
+                    SlipPlaneMinimumDepth = inputParameters.SlipPlaneMinimumDepth,
+                    SlipPlaneMinimumLength = inputParameters.SlipPlaneMinimumLength
                 });
         }
     }
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Creators/SoilProfileCreatorTest.cs
===================================================================
diff -u -rfed3ead7401b6f3317ec3a5be54ec7bda38552cc -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Creators/SoilProfileCreatorTest.cs	(.../SoilProfileCreatorTest.cs)	(revision fed3ead7401b6f3317ec3a5be54ec7bda38552cc)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/Creators/SoilProfileCreatorTest.cs	(.../SoilProfileCreatorTest.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -141,6 +141,7 @@
             SoilLayer2D surface = profile.Surfaces.First();
             Assert.AreSame(soil, surface.Soil);
             Assert.AreEqual(layer.Properties.IsAquifer, surface.IsAquifer);
+            Assert.AreEqual(WaterpressureInterpolationModel.Automatic, surface.WaterpressureInterpolationModel);
 
             var point1 = new WTIStabilityPoint2D(0, 0);
             var point2 = new WTIStabilityPoint2D(10, 10);
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/MacroStabilityInwardsCalculatorInputTest.cs
===================================================================
diff -u -r991a9bc3bb36370b7be134369211b0edfd1b227e -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/MacroStabilityInwardsCalculatorInputTest.cs	(.../MacroStabilityInwardsCalculatorInputTest.cs)	(revision 991a9bc3bb36370b7be134369211b0edfd1b227e)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/MacroStabilityInwardsCalculatorInputTest.cs	(.../MacroStabilityInwardsCalculatorInputTest.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -81,13 +81,17 @@
             bool drainageConstructionPresent = random.NextBoolean();
             var dikeSoilScenario = random.NextEnumValue<MacroStabilityInwardsDikeSoilScenario>();
             bool moveGrid = random.NextBoolean();
-            double maximumSliceWidth = random.NextDouble();
+            double maximumSliceWidth = random.Next();
             bool gridAutomaticDetermined = random.NextBoolean();
             var leftGrid = new MacroStabilityInwardsGrid();
             var rightGrid = new MacroStabilityInwardsGrid();
             bool tangentLineAutomaticAtBoundaries = random.NextBoolean();
-            double tangentLineZTop = random.NextDouble();
-            double tangentLineZBottom = random.NextDouble();
+            double tangentLineZTop = random.Next();
+            double tangentLineZBottom = random.Next();
+            bool createZones = random.NextBoolean();
+            bool automaticForbiddenZones = random.NextBoolean();
+            double slipPlaneMinDepth = random.Next();
+            double slipPlaneMinLength = random.Next();
 
             // Call
             var input = new MacroStabilityInwardsCalculatorInput(
@@ -124,7 +128,11 @@
                     RightGrid = rightGrid,
                     TangentLineAutomaticAtBoundaries = tangentLineAutomaticAtBoundaries,
                     TangentLineZTop = tangentLineZTop,
-                    TangentLineZBottom = tangentLineZBottom
+                    TangentLineZBottom = tangentLineZBottom,
+                    CreateZones = createZones,
+                    AutomaticForbiddenZones = automaticForbiddenZones,
+                    SlipPlaneMinimumDepth = slipPlaneMinDepth,
+                    SlipPlaneMinimumLength = slipPlaneMinLength
                 });
 
             // Assert
@@ -164,6 +172,10 @@
             Assert.AreEqual(tangentLineAutomaticAtBoundaries, input.TangentLineAutomaticAtBoundaries);
             Assert.AreEqual(tangentLineZTop, input.TangentLineZTop);
             Assert.AreEqual(tangentLineZBottom, input.TangentLineZBottom);
+            Assert.AreEqual(createZones, input.CreateZones);
+            Assert.AreEqual(automaticForbiddenZones, input.AutomaticForbiddenZones);
+            Assert.AreEqual(slipPlaneMinDepth, input.SlipPlaneMinimumDepth);
+            Assert.AreEqual(slipPlaneMinLength, input.SlipPlaneMinimumLength);
         }
 
         [Test]
@@ -200,13 +212,17 @@
             Assert.IsNaN(input.MaximumSliceWidth);
             Assert.IsNaN(input.TangentLineZTop);
             Assert.IsNaN(input.TangentLineZBottom);
+            Assert.IsNaN(input.SlipPlaneMinimumDepth);
+            Assert.IsNaN(input.SlipPlaneMinimumLength);
 
             Assert.IsFalse(input.DrainageConstructionPresent);
             Assert.IsFalse(input.AdjustPhreaticLine3And4ForUplift);
             Assert.IsFalse(input.UseDefaultOffsets);
             Assert.IsFalse(input.MoveGrid);
-            Assert.IsFalse(input.GridAutomaticDetermined);           
+            Assert.IsFalse(input.GridAutomaticDetermined);
             Assert.IsFalse(input.TangentLineAutomaticAtBoundaries);
+            Assert.IsFalse(input.CreateZones);
+            Assert.IsFalse(input.AutomaticForbiddenZones);
 
             Assert.AreEqual(MacroStabilityInwardsDikeSoilScenario.ClayDikeOnClay, input.DikeSoilScenario);
         }
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/SubCalculator/UpliftVanCalculatorStub.cs
===================================================================
diff -u -r177ec6713fcf4dbdbc5fd2a542fb7bfa6554e1ff -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/SubCalculator/UpliftVanCalculatorStub.cs	(.../UpliftVanCalculatorStub.cs)	(revision 177ec6713fcf4dbdbc5fd2a542fb7bfa6554e1ff)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/SubCalculator/UpliftVanCalculatorStub.cs	(.../UpliftVanCalculatorStub.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
@@ -51,6 +51,14 @@
 
         public bool GridAutomaticDetermined { get; set; }
 
+        public bool CreateZones { get; set; }
+
+        public bool AutomaticForbidenZones { get; set; }
+
+        public double SlipPlaneMinimumDepth { get; set; }
+
+        public double SlipPlaneMinimumLength { get; set; }
+
         public void Calculate()
         {
             Calculated = true;