Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculator.cs
===================================================================
diff -u -rc62200ea10d37435621c8f3387c78dc911b6b7e2 -r206b4532b803312043b7f85fc4aaeb9ae7b8104b
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculator.cs	(.../MacroStabilityInwardsCalculator.cs)	(revision c62200ea10d37435621c8f3387c78dc911b6b7e2)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculator.cs	(.../MacroStabilityInwardsCalculator.cs)	(revision 206b4532b803312043b7f85fc4aaeb9ae7b8104b)
@@ -85,6 +85,9 @@
         private IUpliftVanCalculator CreateUpliftVanCalculator()
         {
             IUpliftVanCalculator calculator = factory.CreateUpliftVanCalculator();
+            calculator.MoveGrid = input.MoveGrid;
+            calculator.MaximumSliceWidth = input.MaximumSliceWidth;
+
             Soil[] soils = SoilCreator.Create(input.SoilProfile);
             calculator.SoilModel = SoilModelCreator.Create(soils);
 
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculatorInput.cs
===================================================================
diff -u -r2e4a7f40ff810375ec45120f7e3ff41b417dea67 -r206b4532b803312043b7f85fc4aaeb9ae7b8104b
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculatorInput.cs	(.../MacroStabilityInwardsCalculatorInput.cs)	(revision 2e4a7f40ff810375ec45120f7e3ff41b417dea67)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/MacroStabilityInwardsCalculatorInput.cs	(.../MacroStabilityInwardsCalculatorInput.cs)	(revision 206b4532b803312043b7f85fc4aaeb9ae7b8104b)
@@ -62,12 +62,12 @@
             PiezometricHeadPhreaticLine2Outwards = properties.PiezometricHeadPhreaticLine2Outwards;
             PiezometricHeadPhreaticLine2Inwards = properties.PiezometricHeadPhreaticLine2Inwards;
             PenetrationLength = properties.PenetrationLength;
-
             DrainageConstructionPresent = properties.DrainageConstructionPresent;
             AdjustPhreaticLine3And4ForUplift = properties.AdjustPhreaticLine3And4ForUplift;
             UseDefaultOffsets = properties.UseDefaultOffsets;
-
             DikeSoilScenario = properties.DikeSoilScenario;
+            MoveGrid = properties.MoveGrid;
+            MaximumSliceWidth = properties.MaximumSliceWidth;
         }
 
         public class ConstructionProperties
@@ -96,8 +96,8 @@
                 PiezometricHeadPhreaticLine2Outwards = double.NaN;
                 PiezometricHeadPhreaticLine2Inwards = double.NaN;
                 PenetrationLength = double.NaN;
-
                 DikeSoilScenario = MacroStabilityInwardsDikeSoilScenario.ClayDikeOnClay;
+                MaximumSliceWidth = double.NaN;
             }
 
             #region properties
@@ -240,6 +240,17 @@
             /// </summary>
             public double PenetrationLength { internal get; set; }
 
+            /// <summary>
+            /// Gets or sets the value whether the grid should be moved.
+            /// </summary>
+            public bool MoveGrid { internal get; set; }
+
+            /// <summary>
+            /// Gets the maximum slice width.
+            /// [m]
+            /// </summary>
+            public double MaximumSliceWidth { internal get; set; }
+
             #endregion
         }
 
@@ -262,127 +273,138 @@
         public MacroStabilityInwardsSoilProfileUnderSurfaceLine SoilProfile { get; }
 
         /// <summary>
-        /// Gets or sets the dike soil scenario.
+        /// Gets the dike soil scenario.
         /// </summary>
         public MacroStabilityInwardsDikeSoilScenario DikeSoilScenario { get; }
 
         /// <summary>
-        /// Gets or sets the average river water level.
+        /// Gets the average river water level.
         /// [m+NAP]
         /// </summary>
         public double WaterLevelRiverAverage { get; }
 
         /// <summary>
-        /// Gets or sets the polder water level.
+        /// Gets the polder water level.
         /// [m+NAP]
         /// </summary>
         public double WaterLevelPolder { get; }
 
         /// <summary>
-        /// Gets or sets whether a drainage construction is present.
+        /// Gets whether a drainage construction is present.
         /// </summary>
         public bool DrainageConstructionPresent { get; }
 
         /// <summary>
-        /// Gets or sets the x coordinate of the drainage construction.
+        /// Gets the x coordinate of the drainage construction.
         /// [m]
         /// </summary>
         public double XCoordinateDrainageConstruction { get; }
 
         /// <summary>
-        /// Gets or sets the z coordinate of the drainage construction.
+        /// Gets the z coordinate of the drainage construction.
         /// [m+NAP]
         /// </summary>
         public double ZCoordinateDrainageConstruction { get; }
 
         /// <summary>
-        /// Gets or sets the minimum level phreatic line at dike top river.
+        /// Gets the minimum level phreatic line at dike top river.
         /// [m+NAP]
         /// </summary>
         public double MinimumLevelPhreaticLineAtDikeTopRiver { get; }
 
         /// <summary>
-        /// Gets or sets the minimum level phreatic line at dike top polder.
+        /// Gets the minimum level phreatic line at dike top polder.
         /// [m+NAP]
         /// </summary>
         public double MinimumLevelPhreaticLineAtDikeTopPolder { get; }
 
         /// <summary>
-        /// Gets or sets whether the default offset should be used.
+        /// Gets whether the default offset should be used.
         /// </summary>
         public bool UseDefaultOffsets { get; }
 
         /// <summary>
-        /// Gets or sets the offset of the phreatic line below dike top at river.
+        /// Gets the offset of the phreatic line below dike top at river.
         /// [m]
         /// </summary>
         public double PhreaticLineOffsetBelowDikeTopAtRiver { get; }
 
         /// <summary>
-        /// Gets or sets the offset of the phreatic line below dike top at polder.
+        /// Gets the offset of the phreatic line below dike top at polder.
         /// [m]
         /// </summary>
         public double PhreaticLineOffsetBelowDikeTopAtPolder { get; }
 
         /// <summary>
-        /// Gets or sets the offset of the phreatic line below shoulder base inside.
+        /// Gets the offset of the phreatic line below shoulder base inside.
         /// [m]
         /// </summary>
         public double PhreaticLineOffsetBelowShoulderBaseInside { get; }
 
         /// <summary>
-        /// Gets or sets the offset of the phreatic line below dike toe at polder.
+        /// Gets the offset of the phreatic line below dike toe at polder.
         /// [m]
         /// </summary>
         public double PhreaticLineOffsetBelowDikeToeAtPolder { get; }
 
         /// <summary>
-        /// Gets or sets whether phreatic line 3 and 4 should be adjusted for uplift.
+        /// Gets whether phreatic line 3 and 4 should be adjusted for uplift.
         /// </summary>
         public bool AdjustPhreaticLine3And4ForUplift { get; }
 
         /// <summary>
-        /// Gets or sets the leakage length outwards of phreatic line 3.
+        /// Gets the leakage length outwards of phreatic line 3.
         /// [m]
         /// </summary>
         public double LeakageLengthOutwardsPhreaticLine3 { get; }
 
         /// <summary>
-        /// Gets or sets the leakage length inwards of phreatic line 3.
+        /// Gets the leakage length inwards of phreatic line 3.
         /// [m]
         /// </summary>
         public double LeakageLengthInwardsPhreaticLine3 { get; }
 
         /// <summary>
-        /// Gets or sets the leakage length outwards of phreatic line 4.
+        /// Gets the leakage length outwards of phreatic line 4.
         /// [m]
         /// </summary>
         public double LeakageLengthOutwardsPhreaticLine4 { get; }
 
         /// <summary>
-        /// Gets or sets the leakage length inwards of phreatic line 4.
+        /// Gets the leakage length inwards of phreatic line 4.
         /// [m]
         /// </summary>
         public double LeakageLengthInwardsPhreaticLine4 { get; }
 
         /// <summary>
-        /// Gets or sets the piezometric head of the phreatic line 2 outwards.
+        /// Gets the piezometric head of the phreatic line 2 outwards.
         /// [m+NAP]
         /// </summary>
         public double PiezometricHeadPhreaticLine2Outwards { get; }
 
         /// <summary>
-        /// Gets or sets the piezometric head of the phreatic line 2 inwards.
+        /// Gets the piezometric head of the phreatic line 2 inwards.
         /// [m+NAP]
         /// </summary>
         public double PiezometricHeadPhreaticLine2Inwards { get; }
 
         /// <summary>
-        /// Gets or sets the penetration length.
+        /// Gets the penetration length.
         /// [m]
         /// </summary>
         public double PenetrationLength { get; }
 
+        /// <summary>
+        /// Gets the value whether the grid should be moved.
+        /// </summary>
+        public bool MoveGrid { get; }
+
+        /// <summary>
+        /// Gets the maximum slice width.
+        /// [m]
+        /// </summary>
+        public double MaximumSliceWidth { get; }
+
         #endregion
     }
 }
\ No newline at end of file
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs
===================================================================
diff -u -r2e4a7f40ff810375ec45120f7e3ff41b417dea67 -r206b4532b803312043b7f85fc4aaeb9ae7b8104b
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs	(.../IUpliftVanCalculator.cs)	(revision 2e4a7f40ff810375ec45120f7e3ff41b417dea67)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs	(.../IUpliftVanCalculator.cs)	(revision 206b4532b803312043b7f85fc4aaeb9ae7b8104b)
@@ -48,5 +48,15 @@
         /// Sets the location.
         /// </summary>
         StabilityLocation Location { set; }
+
+        /// <summary>
+        /// Sets the move grid property.
+        /// </summary>
+        bool MoveGrid { set; }
+
+        /// <summary>
+        /// Sets the maximum slice width.
+        /// </summary>
+        double MaximumSliceWidth { set; }
     }
 }
\ No newline at end of file
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/UpliftVanCalculator.cs
===================================================================
diff -u -r2e4a7f40ff810375ec45120f7e3ff41b417dea67 -r206b4532b803312043b7f85fc4aaeb9ae7b8104b
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/UpliftVanCalculator.cs	(.../UpliftVanCalculator.cs)	(revision 2e4a7f40ff810375ec45120f7e3ff41b417dea67)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/UpliftVanCalculator.cs	(.../UpliftVanCalculator.cs)	(revision 206b4532b803312043b7f85fc4aaeb9ae7b8104b)
@@ -45,7 +45,9 @@
             wrappedCalculator = new WTIStabilityCalculation();
             calculatorInput = new StabilityModel
             {
-                ModelOption = ModelOptions.UpliftVan
+                ModelOption = ModelOptions.UpliftVan,
+                SearchAlgorithm = SearchAlgorithm.Grid,
+                GridOrientation = GridOrientation.Inwards,
             };
         }
 
@@ -87,5 +89,21 @@
                 calculatorInput.Location = value;
             }
         }
+
+        public bool MoveGrid
+        {
+            set
+            {
+                calculatorInput.MoveGrid = value;
+            }
+        }
+
+        public double MaximumSliceWidth
+        {
+            set
+            {
+                calculatorInput.MaximumSliceWidth = value;
+            }
+        }
     }
 }
\ No newline at end of file
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/MacroStabilityInwardsCalculatorInputTest.cs
===================================================================
diff -u -r2e4a7f40ff810375ec45120f7e3ff41b417dea67 -r206b4532b803312043b7f85fc4aaeb9ae7b8104b
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/MacroStabilityInwardsCalculatorInputTest.cs	(.../MacroStabilityInwardsCalculatorInputTest.cs)	(revision 2e4a7f40ff810375ec45120f7e3ff41b417dea67)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.Test/MacroStabilityInwardsCalculatorInputTest.cs	(.../MacroStabilityInwardsCalculatorInputTest.cs)	(revision 206b4532b803312043b7f85fc4aaeb9ae7b8104b)
@@ -79,6 +79,7 @@
             bool adjustPhreaticLine3And4ForUplift = random.NextBoolean();
             bool drainageConstructionPresent = random.NextBoolean();
             var dikeSoilScenario = random.NextEnumValue<MacroStabilityInwardsDikeSoilScenario>();
+            bool moveGrid = random.NextBoolean();
 
             // Call
             var input = new MacroStabilityInwardsCalculatorInput(
@@ -107,7 +108,8 @@
                     UseDefaultOffsets = useDefaultOffsets,
                     AdjustPhreaticLine3And4ForUplift = adjustPhreaticLine3And4ForUplift,
                     DrainageConstructionPresent = drainageConstructionPresent,
-                    DikeSoilScenario = dikeSoilScenario
+                    DikeSoilScenario = dikeSoilScenario,
+                    MoveGrid = moveGrid
                 });
 
             // Assert
@@ -137,6 +139,7 @@
             Assert.AreEqual(drainageConstructionPresent, input.DrainageConstructionPresent);
 
             Assert.AreEqual(dikeSoilScenario, input.DikeSoilScenario);
+            Assert.AreEqual(moveGrid, input.MoveGrid);
         }
     }
 }
\ No newline at end of file
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/SubCalculator/UpliftVanCalculatorStub.cs
===================================================================
diff -u -r2e4a7f40ff810375ec45120f7e3ff41b417dea67 -r206b4532b803312043b7f85fc4aaeb9ae7b8104b
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/SubCalculator/UpliftVanCalculatorStub.cs	(.../UpliftVanCalculatorStub.cs)	(revision 2e4a7f40ff810375ec45120f7e3ff41b417dea67)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.KernelWrapper.TestUtil/SubCalculator/UpliftVanCalculatorStub.cs	(.../UpliftVanCalculatorStub.cs)	(revision 206b4532b803312043b7f85fc4aaeb9ae7b8104b)
@@ -41,6 +41,10 @@
 
         public StabilityLocation Location { get; set; }
 
+        public bool MoveGrid { get; set; }
+
+        public double MaximumSliceWidth { get; set; }
+
         public void Calculate()
         {
             Calculated = true;