Index: dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs
===================================================================
diff -u -r523 -r530
--- dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs	(.../ConversionHelper.cs)	(revision 523)
+++ dam engine/trunk/src/Deltares.DamEngine.Interface/ConversionHelper.cs	(.../ConversionHelper.cs)	(revision 530)
@@ -262,12 +262,12 @@
         /// </summary>
         /// <param name="inputWaterpressureInterpolationModel">The input waterpressure interpolation model.</param>
         /// <returns></returns>
-        public static WaterpressureInterpolationModel ConvertToWaterpressureInterpolationModel(SoilProfile1DLayerWaterpressureInterpolationModel inputWaterpressureInterpolationModel)
+        public static WaterpressureInterpolationModel ConvertToWaterpressureInterpolationModel(int inputWaterpressureInterpolationModel)
         {
-            var translationTable = new Dictionary<SoilProfile1DLayerWaterpressureInterpolationModel, WaterpressureInterpolationModel>()
+            var translationTable = new Dictionary<int, WaterpressureInterpolationModel>()
                                                {
-                                                   {SoilProfile1DLayerWaterpressureInterpolationModel.Automatic,WaterpressureInterpolationModel.Automatic},
-                                                   {SoilProfile1DLayerWaterpressureInterpolationModel.Hydrostatic, WaterpressureInterpolationModel.Hydrostatic}                                                   
+                                                   {0, WaterpressureInterpolationModel.Automatic},
+                                                   {1, WaterpressureInterpolationModel.Hydrostatic}                                                   
                                                };
             return translationTable[inputWaterpressureInterpolationModel];
         }
@@ -277,12 +277,12 @@
         /// </summary>
         /// <param name="waterpressureInterpolationModel">The waterpressure interpolation model.</param>
         /// <returns></returns>
-        public static SoilProfile1DLayerWaterpressureInterpolationModel ConvertToInputWaterpressureInterpolationModel(WaterpressureInterpolationModel waterpressureInterpolationModel)
+        public static int ConvertToInputWaterpressureInterpolationModel(WaterpressureInterpolationModel waterpressureInterpolationModel)
         {
-            var translationTable = new Dictionary<WaterpressureInterpolationModel, SoilProfile1DLayerWaterpressureInterpolationModel>()
+            var translationTable = new Dictionary<WaterpressureInterpolationModel, int>()
                                                {
-                                                   {WaterpressureInterpolationModel.Automatic,SoilProfile1DLayerWaterpressureInterpolationModel.Automatic},
-                                                   {WaterpressureInterpolationModel.Hydrostatic, SoilProfile1DLayerWaterpressureInterpolationModel.Hydrostatic}
+                                                   {WaterpressureInterpolationModel.Automatic, 0},
+                                                   {WaterpressureInterpolationModel.Hydrostatic, 1}
                                                };
             return translationTable[waterpressureInterpolationModel];
         }
Index: dam engine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs
===================================================================
diff -u -r523 -r530
--- dam engine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs	(.../ConversionHelperTests.cs)	(revision 523)
+++ dam engine/trunk/src/Deltares.DamEngine.Interface.Tests/ConversionHelperTests.cs	(.../ConversionHelperTests.cs)	(revision 530)
@@ -175,17 +175,17 @@
         }
 
         [Test]
-        [TestCase(SoilProfile1DLayerWaterpressureInterpolationModel.Automatic, WaterpressureInterpolationModel.Automatic)]
-        [TestCase(SoilProfile1DLayerWaterpressureInterpolationModel.Automatic, WaterpressureInterpolationModel.Automatic)]
-        public void CanConvertToWaterpressureInterpolationModel(SoilProfile1DLayerWaterpressureInterpolationModel inputInterpolationModel, WaterpressureInterpolationModel interpolationModel)
+        [TestCase(0, WaterpressureInterpolationModel.Automatic)]
+        [TestCase(1, WaterpressureInterpolationModel.Hydrostatic)]
+        public void CanConvertToWaterpressureInterpolationModel(int inputInterpolationModel, WaterpressureInterpolationModel interpolationModel)
         {
             Assert.AreEqual(interpolationModel, ConversionHelper.ConvertToWaterpressureInterpolationModel(inputInterpolationModel));
         }
 
         [Test]
-        [TestCase(WaterpressureInterpolationModel.Automatic, SoilProfile1DLayerWaterpressureInterpolationModel.Automatic)]
-        [TestCase(WaterpressureInterpolationModel.Automatic, SoilProfile1DLayerWaterpressureInterpolationModel.Automatic)]
-        public void CanConvertToInputWaterpressureInterpolationModel(WaterpressureInterpolationModel inputInterpolationModel, SoilProfile1DLayerWaterpressureInterpolationModel interpolationModel)
+        [TestCase(WaterpressureInterpolationModel.Automatic, 0)]
+        [TestCase(WaterpressureInterpolationModel.Hydrostatic, 1)]
+        public void CanConvertToInputWaterpressureInterpolationModel(WaterpressureInterpolationModel inputInterpolationModel, int interpolationModel)
         {
             Assert.AreEqual(interpolationModel, ConversionHelper.ConvertToInputWaterpressureInterpolationModel(inputInterpolationModel));
         }
Index: dam engine/trunk/src/Deltares.DamEngine.Io/DamInput.cs
===================================================================
diff -u -r522 -r530
--- dam engine/trunk/src/Deltares.DamEngine.Io/DamInput.cs	(.../DamInput.cs)	(revision 522)
+++ dam engine/trunk/src/Deltares.DamEngine.Io/DamInput.cs	(.../DamInput.cs)	(revision 530)
@@ -33,6 +33,8 @@
         
         private SoilProfile1D[] soilProfiles1DField;
         
+        private SoilProfile2D[] soilProfiles2DField;
+        
         private InputDamProjectType damProjectTypeField;
         
         /// <remarks/>
@@ -91,6 +93,17 @@
         }
         
         /// <remarks/>
+        [System.Xml.Serialization.XmlArrayItemAttribute(IsNullable=false)]
+        public SoilProfile2D[] SoilProfiles2D {
+            get {
+                return this.soilProfiles2DField;
+            }
+            set {
+                this.soilProfiles2DField = value;
+            }
+        }
+        
+        /// <remarks/>
         [System.Xml.Serialization.XmlAttributeAttribute()]
         public InputDamProjectType DamProjectType {
             get {
@@ -353,6 +366,279 @@
     [System.SerializableAttribute()]
     [System.Diagnostics.DebuggerStepThroughAttribute()]
     [System.ComponentModel.DesignerCategoryAttribute("code")]
+    public partial class SoilProfile2D {
+        
+        private SoilProfile2DLayer[] layersField;
+        
+        private SoilProfile2DPreconsolidationStress[] preconsolidationStressesField;
+        
+        private string nameField;
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlArrayItemAttribute("Layer", IsNullable=false)]
+        public SoilProfile2DLayer[] Layers {
+            get {
+                return this.layersField;
+            }
+            set {
+                this.layersField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlArrayItemAttribute("PreconsolidationStress", IsNullable=false)]
+        public SoilProfile2DPreconsolidationStress[] PreconsolidationStresses {
+            get {
+                return this.preconsolidationStressesField;
+            }
+            set {
+                this.preconsolidationStressesField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public string Name {
+            get {
+                return this.nameField;
+            }
+            set {
+                this.nameField = value;
+            }
+        }
+    }
+    
+    /// <remarks/>
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "4.6.1055.0")]
+    [System.SerializableAttribute()]
+    [System.Diagnostics.DebuggerStepThroughAttribute()]
+    [System.ComponentModel.DesignerCategoryAttribute("code")]
+    [System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]
+    public partial class SoilProfile2DLayer {
+        
+        private SoilProfile2DLayerSurface surfaceField;
+        
+        private string soilNameField;
+        
+        private bool isAquiferField;
+        
+        private int waterpressureInterpolationModelField;
+        
+        /// <remarks/>
+        public SoilProfile2DLayerSurface Surface {
+            get {
+                return this.surfaceField;
+            }
+            set {
+                this.surfaceField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public string SoilName {
+            get {
+                return this.soilNameField;
+            }
+            set {
+                this.soilNameField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public bool IsAquifer {
+            get {
+                return this.isAquiferField;
+            }
+            set {
+                this.isAquiferField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public int WaterpressureInterpolationModel {
+            get {
+                return this.waterpressureInterpolationModelField;
+            }
+            set {
+                this.waterpressureInterpolationModelField = value;
+            }
+        }
+    }
+    
+    /// <remarks/>
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "4.6.1055.0")]
+    [System.SerializableAttribute()]
+    [System.Diagnostics.DebuggerStepThroughAttribute()]
+    [System.ComponentModel.DesignerCategoryAttribute("code")]
+    [System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]
+    public partial class SoilProfile2DLayerSurface {
+        
+        private SoilProfile2DLayerSurfacePoints[] outerLoopField;
+        
+        private SoilProfile2DLayerSurfaceInnerloopPoints[][] innerloopField;
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlArrayItemAttribute("Points", IsNullable=false)]
+        public SoilProfile2DLayerSurfacePoints[] OuterLoop {
+            get {
+                return this.outerLoopField;
+            }
+            set {
+                this.outerLoopField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlArrayItemAttribute("Points", typeof(SoilProfile2DLayerSurfaceInnerloopPoints), IsNullable=false)]
+        public SoilProfile2DLayerSurfaceInnerloopPoints[][] Innerloop {
+            get {
+                return this.innerloopField;
+            }
+            set {
+                this.innerloopField = value;
+            }
+        }
+    }
+    
+    /// <remarks/>
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "4.6.1055.0")]
+    [System.SerializableAttribute()]
+    [System.Diagnostics.DebuggerStepThroughAttribute()]
+    [System.ComponentModel.DesignerCategoryAttribute("code")]
+    [System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]
+    public partial class SoilProfile2DLayerSurfacePoints {
+        
+        private double xField;
+        
+        private double zField;
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public double X {
+            get {
+                return this.xField;
+            }
+            set {
+                this.xField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public double Z {
+            get {
+                return this.zField;
+            }
+            set {
+                this.zField = value;
+            }
+        }
+    }
+    
+    /// <remarks/>
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "4.6.1055.0")]
+    [System.SerializableAttribute()]
+    [System.Diagnostics.DebuggerStepThroughAttribute()]
+    [System.ComponentModel.DesignerCategoryAttribute("code")]
+    [System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]
+    public partial class SoilProfile2DLayerSurfaceInnerloopPoints {
+        
+        private double xField;
+        
+        private double zField;
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public double X {
+            get {
+                return this.xField;
+            }
+            set {
+                this.xField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public double Z {
+            get {
+                return this.zField;
+            }
+            set {
+                this.zField = value;
+            }
+        }
+    }
+    
+    /// <remarks/>
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "4.6.1055.0")]
+    [System.SerializableAttribute()]
+    [System.Diagnostics.DebuggerStepThroughAttribute()]
+    [System.ComponentModel.DesignerCategoryAttribute("code")]
+    [System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]
+    public partial class SoilProfile2DPreconsolidationStress {
+        
+        private double stressValueField;
+        
+        private string nameField;
+        
+        private double xField;
+        
+        private double zField;
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public double StressValue {
+            get {
+                return this.stressValueField;
+            }
+            set {
+                this.stressValueField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public string Name {
+            get {
+                return this.nameField;
+            }
+            set {
+                this.nameField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public double X {
+            get {
+                return this.xField;
+            }
+            set {
+                this.xField = value;
+            }
+        }
+        
+        /// <remarks/>
+        [System.Xml.Serialization.XmlAttributeAttribute()]
+        public double Z {
+            get {
+                return this.zField;
+            }
+            set {
+                this.zField = value;
+            }
+        }
+    }
+    
+    /// <remarks/>
+    [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "4.6.1055.0")]
+    [System.SerializableAttribute()]
+    [System.Diagnostics.DebuggerStepThroughAttribute()]
+    [System.ComponentModel.DesignerCategoryAttribute("code")]
     public partial class SoilProfile1D {
         
         private SoilProfile1DLayer[] layersField;
@@ -424,7 +710,7 @@
         
         private bool isAquiferField;
         
-        private SoilProfile1DLayerWaterpressureInterpolationModel waterpressureInterpolationModelField;
+        private int waterpressureInterpolationModelField;
         
         /// <remarks/>
         [System.Xml.Serialization.XmlAttributeAttribute()]
@@ -472,7 +758,7 @@
         
         /// <remarks/>
         [System.Xml.Serialization.XmlAttributeAttribute()]
-        public SoilProfile1DLayerWaterpressureInterpolationModel WaterpressureInterpolationModel {
+        public int WaterpressureInterpolationModel {
             get {
                 return this.waterpressureInterpolationModelField;
             }
@@ -485,19 +771,6 @@
     /// <remarks/>
     [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "4.6.1055.0")]
     [System.SerializableAttribute()]
-    [System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]
-    public enum SoilProfile1DLayerWaterpressureInterpolationModel {
-        
-        /// <remarks/>
-        Automatic,
-        
-        /// <remarks/>
-        Hydrostatic,
-    }
-    
-    /// <remarks/>
-    [System.CodeDom.Compiler.GeneratedCodeAttribute("xsd", "4.6.1055.0")]
-    [System.SerializableAttribute()]
     [System.Diagnostics.DebuggerStepThroughAttribute()]
     [System.ComponentModel.DesignerCategoryAttribute("code")]
     [System.Xml.Serialization.XmlTypeAttribute(AnonymousType=true)]