Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfiguration.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfiguration.cs	(.../MacroStabilityInwardsCalculationConfiguration.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfiguration.cs	(.../MacroStabilityInwardsCalculationConfiguration.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -158,6 +158,11 @@
         public bool? AdjustPhreaticLine3And4ForUplift { get; set; }
 
         /// <summary>
+        /// Gets or sets the phreatic line configuration for phreatic line 2.
+        /// </summary>
+        public PhreaticLineConfiguration PhreaticLine2 { get; set; }
+
+        /// <summary>
         /// Gets or sets the phreatic line configuration for phreatic line 3.
         /// </summary>
         public PhreaticLineConfiguration PhreaticLine3 { get; set; }
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationExporter.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationExporter.cs	(.../MacroStabilityInwardsCalculationConfigurationExporter.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationExporter.cs	(.../MacroStabilityInwardsCalculationConfigurationExporter.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -67,6 +67,11 @@
                 MinimumLevelPhreaticLineAtDikeTopPolder = input.MinimumLevelPhreaticLineAtDikeTopPolder,
                 MinimumLevelPhreaticLineAtDikeTopRiver = input.MinimumLevelPhreaticLineAtDikeTopRiver,
                 AdjustPhreaticLine3And4ForUplift = input.AdjustPhreaticLine3And4ForUplift,
+                PhreaticLine2 = new PhreaticLineConfiguration
+                {
+                    Inwards = input.PiezometricHeadPhreaticLine2Inwards,
+                    Outwards = input.PiezometricHeadPhreaticLine2Outwards
+                },
                 PhreaticLine3 = new PhreaticLineConfiguration
                 {
                     Inwards = input.LeakageLengthInwardsPhreaticLine3,
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs	(.../MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs	(.../MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -126,6 +126,11 @@
         public const string LeakageLengthElement = "leklengtes";
 
         /// <summary>
+        /// The identifier for piezometric head elements.
+        /// </summary>
+        public const string PiezometricHeadElement = "stijghoogtes";
+
+        /// <summary>
         /// The tag of the element containing the value indicating the phreatic line inwards leakage length or piezometric head.
         /// </summary>
         public const string PhreaticLineInwardsElement = "binnenwaarts";
Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationWriter.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationWriter.cs	(.../MacroStabilityInwardsCalculationConfigurationWriter.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationWriter.cs	(.../MacroStabilityInwardsCalculationConfigurationWriter.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -166,13 +166,15 @@
             WriteDrainageConstruction(writer, configuration);
 
             WriteMinimumLevelPhreaticLine(writer, configuration);
-
+            
             WriteElementWhenContentAvailable(writer,
                                              MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.AdjustPhreaticLine3And4ForUpliftElement,
                                              configuration.AdjustPhreaticLine3And4ForUplift);
 
             WriteLeakageLength(writer, configuration);
 
+            WritePiezometricHead(writer, configuration);
+
             writer.WriteEndElement();
         }
 
@@ -198,6 +200,24 @@
         }
 
         /// <summary>
+        /// Writes the piezometric head related parameters.
+        /// </summary>
+        /// <param name="writer">The writer to use for writing.</param>
+        /// <param name="configuration">The configuration to write.</param>
+        /// <exception cref="InvalidOperationException">Thrown when the <paramref name="writer"/> 
+        /// is closed.</exception>
+        private static void WritePiezometricHead(XmlWriter writer, MacroStabilityInwardsCalculationConfiguration configuration)
+        {
+            writer.WriteStartElement(MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.PiezometricHeadElement);
+
+            WritePhreaticLineConfiguration(writer,
+                                           MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.PhreaticLine2Element,
+                                           configuration.PhreaticLine2);
+
+            writer.WriteEndElement();
+        }
+
+        /// <summary>
         /// Writes a phreatic line configuration.
         /// </summary>
         /// <param name="writer">The writer to use for writing.</param>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil.Test/MacroStabilityInwardsTestDataGeneratorTest.cs
===================================================================
diff -u -raf341ae554425a1832b712c219f5eff86c5d2282 -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil.Test/MacroStabilityInwardsTestDataGeneratorTest.cs	(.../MacroStabilityInwardsTestDataGeneratorTest.cs)	(revision af341ae554425a1832b712c219f5eff86c5d2282)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil.Test/MacroStabilityInwardsTestDataGeneratorTest.cs	(.../MacroStabilityInwardsTestDataGeneratorTest.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -161,10 +161,13 @@
             Assert.AreEqual("PK001_0001", input.SurfaceLine.Name);
             Assert.AreEqual("PK001_0001_Macrostabiliteit", input.StochasticSoilModel.Name);
             Assert.AreEqual("W1-6_0_1D1", input.StochasticSoilProfile.SoilProfile.Name);
+
             Assert.IsNaN(input.XCoordinateDrainageConstruction);
             Assert.IsNaN(input.ZCoordinateDrainageConstruction);
             Assert.IsNaN(input.MinimumLevelPhreaticLineAtDikeTopPolder);
             Assert.IsNaN(input.MinimumLevelPhreaticLineAtDikeTopRiver);
+            Assert.IsNaN(input.PiezometricHeadPhreaticLine2Inwards.Value);
+            Assert.IsNaN(input.PiezometricHeadPhreaticLine2Outwards.Value);
 
             Assert.IsNaN(input.SlipPlaneMinimumDepth);
             Assert.IsNaN(input.SlipPlaneMinimumLength);
@@ -203,6 +206,8 @@
 
             Assert.AreEqual(double.PositiveInfinity, input.MinimumLevelPhreaticLineAtDikeTopPolder.Value);
             Assert.AreEqual(double.NegativeInfinity, input.MinimumLevelPhreaticLineAtDikeTopRiver.Value);
+            Assert.AreEqual(double.PositiveInfinity, input.PiezometricHeadPhreaticLine2Inwards.Value);
+            Assert.AreEqual(double.NegativeInfinity, input.PiezometricHeadPhreaticLine2Outwards.Value);
             Assert.AreEqual(double.NegativeInfinity, input.AssessmentLevel.Value);
             Assert.AreEqual("PK001_0001", input.SurfaceLine.Name);
             Assert.AreEqual("PK001_0001_Macrostabiliteit", input.StochasticSoilModel.Name);
@@ -244,6 +249,8 @@
             Assert.AreEqual(10.7, input.ZCoordinateDrainageConstruction, input.ZCoordinateDrainageConstruction.GetAccuracy());
             Assert.AreEqual(10.8, input.MinimumLevelPhreaticLineAtDikeTopPolder, input.MinimumLevelPhreaticLineAtDikeTopPolder.GetAccuracy());
             Assert.AreEqual(10.9, input.MinimumLevelPhreaticLineAtDikeTopRiver, input.MinimumLevelPhreaticLineAtDikeTopRiver.GetAccuracy());
+            Assert.AreEqual(20.1, input.PiezometricHeadPhreaticLine2Inwards, input.PiezometricHeadPhreaticLine2Inwards.GetAccuracy());
+            Assert.AreEqual(20.2, input.PiezometricHeadPhreaticLine2Outwards, input.PiezometricHeadPhreaticLine2Outwards.GetAccuracy());
 
             Assert.AreEqual(0.4, input.SlipPlaneMinimumDepth, input.SlipPlaneMinimumDepth.GetAccuracy());
             Assert.AreEqual(0.5, input.SlipPlaneMinimumLength, input.SlipPlaneMinimumLength.GetAccuracy());
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil/MacroStabilityInwardsTestDataGenerator.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil/MacroStabilityInwardsTestDataGenerator.cs	(.../MacroStabilityInwardsTestDataGenerator.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil/MacroStabilityInwardsTestDataGenerator.cs	(.../MacroStabilityInwardsTestDataGenerator.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -163,6 +163,8 @@
                     LeakageLengthOutwardsPhreaticLine3 = (RoundedDouble) 10.2,
                     LeakageLengthInwardsPhreaticLine4 = (RoundedDouble) 10.3,
                     LeakageLengthOutwardsPhreaticLine4 = (RoundedDouble) 10.4,
+                    PiezometricHeadPhreaticLine2Inwards = (RoundedDouble) 20.1,
+                    PiezometricHeadPhreaticLine2Outwards = (RoundedDouble) 20.2,
                     SlipPlaneMinimumDepth = (RoundedDouble) 0.4,
                     SlipPlaneMinimumLength = (RoundedDouble) 0.5,
                     MaximumSliceWidth = (RoundedDouble) 0.6,
@@ -197,6 +199,8 @@
             input.LeakageLengthOutwardsPhreaticLine3 = RoundedDouble.NaN;
             input.LeakageLengthInwardsPhreaticLine4 = RoundedDouble.NaN;
             input.LeakageLengthOutwardsPhreaticLine4 = RoundedDouble.NaN;
+            input.PiezometricHeadPhreaticLine2Inwards = RoundedDouble.NaN;
+            input.PiezometricHeadPhreaticLine2Outwards = RoundedDouble.NaN;
 
             input.AssessmentLevel = RoundedDouble.NaN;
             input.SlipPlaneMinimumDepth = RoundedDouble.NaN;
@@ -248,6 +252,8 @@
             input.LeakageLengthOutwardsPhreaticLine3 = (RoundedDouble) double.NegativeInfinity;
             input.LeakageLengthInwardsPhreaticLine4 = (RoundedDouble) double.PositiveInfinity;
             input.LeakageLengthOutwardsPhreaticLine4 = (RoundedDouble) double.NegativeInfinity;
+            input.PiezometricHeadPhreaticLine2Inwards = (RoundedDouble) double.PositiveInfinity;
+            input.PiezometricHeadPhreaticLine2Outwards = (RoundedDouble) double.NegativeInfinity;
 
             input.AssessmentLevel = (RoundedDouble) double.NegativeInfinity;
 
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiersTest.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiersTest.cs	(.../MacroStabilityInwardsCalculationConfigurationSchemaIdentifiersTest.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiersTest.cs	(.../MacroStabilityInwardsCalculationConfigurationSchemaIdentifiersTest.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -51,6 +51,7 @@
             Assert.AreEqual("buitenkruin", MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.MinimumLevelPhreaticLineAtDikeTopRiverElement);
             Assert.AreEqual("binnenkruin", MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.MinimumLevelPhreaticLineAtDikeTopPolderElement);
             Assert.AreEqual("leklengtes", MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.LeakageLengthElement);
+            Assert.AreEqual("stijghoogtes", MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.PiezometricHeadElement);
             Assert.AreEqual("binnenwaarts", MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.PhreaticLineInwardsElement);
             Assert.AreEqual("buitenwaarts", MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.PhreaticLineOutwardsElement);
 
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationTest.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationTest.cs	(.../MacroStabilityInwardsCalculationConfigurationTest.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationTest.cs	(.../MacroStabilityInwardsCalculationConfigurationTest.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -65,6 +65,7 @@
             Assert.IsNull(configuration.MinimumLevelPhreaticLineAtDikeTopRiver);
             Assert.IsNull(configuration.MinimumLevelPhreaticLineAtDikeTopPolder);
             Assert.IsNull(configuration.AdjustPhreaticLine3And4ForUplift);
+            Assert.IsNull(configuration.PhreaticLine2);
             Assert.IsNull(configuration.PhreaticLine3);
             Assert.IsNull(configuration.PhreaticLine4);
             Assert.IsNull(configuration.SlipPlaneMinimumDepth);
@@ -102,6 +103,7 @@
             const double minimumLevelPhreaticLineAtDikeTopPolder = 0.9;
 
             const bool adjustPhreaticLine3And4ForUplift = true;
+            var phreaticLine2 = new PhreaticLineConfiguration();
             var phreaticLine3 = new PhreaticLineConfiguration();
             var phreaticLine4 = new PhreaticLineConfiguration();
 
@@ -137,6 +139,7 @@
                 MinimumLevelPhreaticLineAtDikeTopRiver = minimumLevelPhreaticLineAtDikeTopRiver,
                 MinimumLevelPhreaticLineAtDikeTopPolder = minimumLevelPhreaticLineAtDikeTopPolder,
                 AdjustPhreaticLine3And4ForUplift = adjustPhreaticLine3And4ForUplift,
+                PhreaticLine2 = phreaticLine2,
                 PhreaticLine3 = phreaticLine3,
                 PhreaticLine4 = phreaticLine4,
                 SlipPlaneMinimumDepth = slipPlaneMinimumDepth,
@@ -169,6 +172,7 @@
             Assert.AreEqual(minimumLevelPhreaticLineAtDikeTopRiver, configuration.MinimumLevelPhreaticLineAtDikeTopRiver);
             Assert.AreEqual(minimumLevelPhreaticLineAtDikeTopPolder, configuration.MinimumLevelPhreaticLineAtDikeTopPolder);
             Assert.AreEqual(adjustPhreaticLine3And4ForUplift, configuration.AdjustPhreaticLine3And4ForUplift);
+            Assert.AreSame(phreaticLine2, configuration.PhreaticLine2);
             Assert.AreSame(phreaticLine3, configuration.PhreaticLine3);
             Assert.AreSame(phreaticLine4, configuration.PhreaticLine4);
             Assert.AreEqual(slipPlaneMinimumDepth, configuration.SlipPlaneMinimumDepth);
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationWriterTest.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationWriterTest.cs	(.../MacroStabilityInwardsCalculationConfigurationWriterTest.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/Configurations/MacroStabilityInwardsCalculationConfigurationWriterTest.cs	(.../MacroStabilityInwardsCalculationConfigurationWriterTest.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -95,6 +95,11 @@
                 ZCoordinateDrainageConstruction = 10.6,
                 MinimumLevelPhreaticLineAtDikeTopPolder = 11.1,
                 MinimumLevelPhreaticLineAtDikeTopRiver = 11.2,
+                PhreaticLine2 = new PhreaticLineConfiguration
+                {
+                    Inwards = 60.1,
+                    Outwards = 60.2
+                },
                 PhreaticLine3 = new PhreaticLineConfiguration
                 {
                     Inwards = 70.1,
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationIrrelevant.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationIrrelevant.xml	(.../calculationIrrelevant.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationIrrelevant.xml	(.../calculationIrrelevant.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -30,6 +30,12 @@
           <buitenwaarts>10.4</buitenwaarts>
         </pl4>
       </leklengtes>
+      <stijghoogtes>
+        <pl2>
+          <binnenwaarts>20.1</binnenwaarts>
+          <buitenwaarts>20.2</buitenwaarts>
+        </pl2>
+      </stijghoogtes>
     </waterspanningen>
     <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
     <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithAssessmentLevel.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithAssessmentLevel.xml	(.../calculationWithAssessmentLevel.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithAssessmentLevel.xml	(.../calculationWithAssessmentLevel.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -30,6 +30,12 @@
           <buitenwaarts>10.4</buitenwaarts>
         </pl4>
       </leklengtes>
+      <stijghoogtes>
+        <pl2>
+          <binnenwaarts>20.1</binnenwaarts>
+          <buitenwaarts>20.2</buitenwaarts>
+        </pl2>
+      </stijghoogtes>
     </waterspanningen>
     <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
     <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithInfinities.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithInfinities.xml	(.../calculationWithInfinities.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithInfinities.xml	(.../calculationWithInfinities.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -30,6 +30,12 @@
           <buitenwaarts>-INF</buitenwaarts>
         </pl4>
       </leklengtes>
+      <stijghoogtes>
+        <pl2>
+          <binnenwaarts>INF</binnenwaarts>
+          <buitenwaarts>-INF</buitenwaarts>
+        </pl2>
+      </stijghoogtes>
     </waterspanningen>
     <minimaleglijvlakdiepte>-INF</minimaleglijvlakdiepte>
     <minimaleglijvlaklengte>INF</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithNaNs.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithNaNs.xml	(.../calculationWithNaNs.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithNaNs.xml	(.../calculationWithNaNs.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -30,6 +30,12 @@
           <buitenwaarts>NaN</buitenwaarts>
         </pl4>
       </leklengtes>
+      <stijghoogtes>
+        <pl2>
+          <binnenwaarts>NaN</binnenwaarts>
+          <buitenwaarts>NaN</buitenwaarts>
+        </pl2>
+      </stijghoogtes>
     </waterspanningen>
     <minimaleglijvlakdiepte>NaN</minimaleglijvlakdiepte>
     <minimaleglijvlaklengte>NaN</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutHydraulicLocation.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutHydraulicLocation.xml	(.../calculationWithoutHydraulicLocation.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutHydraulicLocation.xml	(.../calculationWithoutHydraulicLocation.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -29,6 +29,12 @@
           <buitenwaarts>10.4</buitenwaarts>
         </pl4>
       </leklengtes>
+      <stijghoogtes>
+        <pl2>
+          <binnenwaarts>20.1</binnenwaarts>
+          <buitenwaarts>20.2</buitenwaarts>
+        </pl2>
+      </stijghoogtes>
     </waterspanningen>
     <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
     <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSoilProfile.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSoilProfile.xml	(.../calculationWithoutSoilProfile.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSoilProfile.xml	(.../calculationWithoutSoilProfile.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -29,6 +29,12 @@
           <buitenwaarts>10.4</buitenwaarts>
         </pl4>
       </leklengtes>
+      <stijghoogtes>
+        <pl2>
+          <binnenwaarts>20.1</binnenwaarts>
+          <buitenwaarts>20.2</buitenwaarts>
+        </pl2>
+      </stijghoogtes>
     </waterspanningen>
     <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
     <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSoilmodel.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSoilmodel.xml	(.../calculationWithoutSoilmodel.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSoilmodel.xml	(.../calculationWithoutSoilmodel.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -28,6 +28,12 @@
           <buitenwaarts>10.4</buitenwaarts>
         </pl4>
       </leklengtes>
+      <stijghoogtes>
+        <pl2>
+          <binnenwaarts>20.1</binnenwaarts>
+          <buitenwaarts>20.2</buitenwaarts>
+        </pl2>
+      </stijghoogtes>
     </waterspanningen>
     <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
     <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSurfaceline.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSurfaceline.xml	(.../calculationWithoutSurfaceline.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/calculationWithoutSurfaceline.xml	(.../calculationWithoutSurfaceline.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -29,6 +29,12 @@
           <buitenwaarts>10.4</buitenwaarts>
         </pl4>
       </leklengtes>
+      <stijghoogtes>
+        <pl2>
+          <binnenwaarts>20.1</binnenwaarts>
+          <buitenwaarts>20.2</buitenwaarts>
+        </pl2>
+      </stijghoogtes>
     </waterspanningen>
     <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
     <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/folderWithSubfolderAndCalculation.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/folderWithSubfolderAndCalculation.xml	(.../folderWithSubfolderAndCalculation.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationExporter/folderWithSubfolderAndCalculation.xml	(.../folderWithSubfolderAndCalculation.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -31,6 +31,12 @@
             <buitenwaarts>10.4</buitenwaarts>
           </pl4>
         </leklengtes>
+        <stijghoogtes>
+          <pl2>
+            <binnenwaarts>20.1</binnenwaarts>
+            <buitenwaarts>20.2</buitenwaarts>
+          </pl2>
+        </stijghoogtes>
       </waterspanningen>
       <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
       <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
@@ -100,6 +106,12 @@
               <buitenwaarts>10.4</buitenwaarts>
             </pl4>
           </leklengtes>
+          <stijghoogtes>
+            <pl2>
+              <binnenwaarts>20.1</binnenwaarts>
+              <buitenwaarts>20.2</buitenwaarts>
+            </pl2>
+          </stijghoogtes>
         </waterspanningen>
         <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
         <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationWriter/folderWithSubfolderAndCalculation.xml
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationWriter/folderWithSubfolderAndCalculation.xml	(.../folderWithSubfolderAndCalculation.xml)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.IO.Test/test-data/MacroStabilityInwardsCalculationConfigurationWriter/folderWithSubfolderAndCalculation.xml	(.../folderWithSubfolderAndCalculation.xml)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -32,6 +32,12 @@
             <buitenwaarts>80.2</buitenwaarts>
           </pl4>
         </leklengtes>
+        <stijghoogtes>
+          <pl2>
+            <binnenwaarts>60.1</binnenwaarts>
+            <buitenwaarts>60.2</buitenwaarts>
+          </pl2>
+        </stijghoogtes>
       </waterspanningen>
       <minimaleglijvlakdiepte>0.4</minimaleglijvlakdiepte>
       <minimaleglijvlaklengte>0.5</minimaleglijvlaklengte>
@@ -78,6 +84,7 @@
             <pl1 />
           </initielehoogte>
           <leklengtes />
+          <stijghoogtes />
         </waterspanningen>
         <zonering />
         <grids>