Index: Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Data/ClosingStructuresInput.cs
===================================================================
diff -u -r7a7964c2eb9844cb44c4c02a807bae60e67c4bfe -rc7da0846a135f849273407e16fe52237371e8f7a
--- Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Data/ClosingStructuresInput.cs	(.../ClosingStructuresInput.cs)	(revision 7a7964c2eb9844cb44c4c02a807bae60e67c4bfe)
+++ Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Data/ClosingStructuresInput.cs	(.../ClosingStructuresInput.cs)	(revision c7da0846a135f849273407e16fe52237371e8f7a)
@@ -32,6 +32,9 @@
 
 namespace Ringtoets.ClosingStructures.Data
 {
+    /// <summary>
+    /// Class that holds all closing structures calculation specific input parameters.
+    /// </summary>
     public class ClosingStructuresInput : Observable, ICalculationInput
     {
         private readonly NormalDistribution modelFactorSuperCriticalFlow;
@@ -55,6 +58,9 @@
         private RoundedDouble deviationWaveDirection;
         private ForeshoreProfile foreshoreProfile;
 
+        /// <summary>
+        /// Creates a new instance of the <see cref="ClosingStructuresInput"/> class.
+        /// </summary>
         public ClosingStructuresInput()
         {
             structureNormalOrientation = new RoundedDouble(2);
@@ -137,12 +143,95 @@
             UpdateForeshoreProperties();
         }
 
-        #region Hydraulic Boundary Location
+        #region Hydraulic load and data properties
 
         public HydraulicBoundaryLocation HydraulicBoundaryLocation { get; set; }
 
+        #region Foreshore Profile
+
+        /// <summary>
+        /// Gets or sets the foreshore profile.
+        /// </summary>
+        public ForeshoreProfile ForeshoreProfile
+        {
+            get
+            {
+                return foreshoreProfile;
+            }
+            set
+            {
+                foreshoreProfile = value;
+                UpdateForeshoreProperties();
+            }
+        }
+
+        /// <summary>
+        /// Gets or sets whether the <see cref="BreakWater"/> needs to be taken into account.
+        /// </summary>
+        public bool UseBreakWater { get; set; }
+
+        /// <summary>
+        /// Gets or sets whether the <see cref="ForeshoreProfile"/> needs to be taken into account.
+        /// </summary>
+        public bool UseForeshore { get; set; }
+
+        /// <summary>
+        /// Gets the geometry of the foreshore.
+        /// </summary>
+        public RoundedPoint2DCollection ForeshoreGeometry
+        {
+            get
+            {
+                return foreshoreProfile != null
+                           ? foreshoreProfile.Geometry
+                           : new RoundedPoint2DCollection(2, Enumerable.Empty<Point2D>());
+            }
+        }
+
+        /// <summary>
+        /// Gets the <see cref="BreakWater"/>.
+        /// </summary>
+        public BreakWater BreakWater { get; private set; }
+
+        private void UpdateForeshoreProperties()
+        {
+            if (foreshoreProfile == null)
+            {
+                UseForeshore = false;
+                UseBreakWater = false;
+                BreakWater = GetDefaultBreakWaterProperties();
+            }
+            else
+            {
+                UseForeshore = foreshoreProfile.Geometry.Count() > 1;
+                UseBreakWater = foreshoreProfile.HasBreakWater;
+                BreakWater = foreshoreProfile.HasBreakWater ?
+                                 new BreakWater(foreshoreProfile.BreakWater.Type, foreshoreProfile.BreakWater.Height) :
+                                 GetDefaultBreakWaterProperties();
+            }
+        }
+
+        private BreakWater GetDefaultBreakWaterProperties()
+        {
+            return new BreakWater(BreakWaterType.Dam, 0.0);
+        }
+
         #endregion
 
+        #endregion
+
+        #region Model inputs
+
+        #endregion
+
+        #region Schematization
+
+        #endregion
+
+        #region Hydraulic Boundary Location
+
+        #endregion
+
         #region Structure properties
 
         /// <summary>
@@ -176,11 +265,10 @@
             }
             set
             {
-
                 RoundedDouble newOrientationValue = value.ToPrecision(structureNormalOrientation.NumberOfDecimalPlaces);
                 newOrientationValue = ValidateStructureNormalOrientationInRange(newOrientationValue);
 
-                structureNormalOrientation = newOrientationValue;                
+                structureNormalOrientation = newOrientationValue;
             }
         }
 
@@ -236,7 +324,7 @@
             }
             set
             {
-                if (value < 0 || value > 1)
+                if (!ValidProbabilityValue(value))
                 {
                     throw new ArgumentException(RingtoetsCommonDataResources.FailureProbability_Value_needs_to_be_between_0_and_1);
                 }
@@ -257,7 +345,7 @@
             }
             set
             {
-                if (value < 0 || value > 1)
+                if (!ValidProbabilityValue(value))
                 {
                     throw new ArgumentException(RingtoetsCommonDataResources.FailureProbability_Value_needs_to_be_between_0_and_1);
                 }
@@ -278,7 +366,7 @@
             }
             set
             {
-                if (value < 0 || value > 1)
+                if (!ValidProbabilityValue(value))
                 {
                     throw new ArgumentException(RingtoetsCommonDataResources.FailureProbability_Value_needs_to_be_between_0_and_1);
                 }
@@ -314,7 +402,7 @@
             }
             set
             {
-                if (value < 0 || value > 1)
+                if (!ValidProbabilityValue(value))
                 {
                     throw new ArgumentException(RingtoetsCommonDataResources.FailureProbability_Value_needs_to_be_between_0_and_1);
                 }
@@ -375,7 +463,7 @@
         }
 
         /// <summary>
-        /// Gets or sets the area flow apertures normal distribution.
+        /// Gets or sets the area flow apertures.
         /// </summary>
         public LogNormalDistribution AreaFlowApertures
         {
@@ -391,7 +479,7 @@
         }
 
         /// <summary>
-        /// Gets or sets the level crest of structure not closing normal distribution.
+        /// Gets or sets the level crest of structure not closing.
         /// </summary>
         public NormalDistribution LevelCrestStructureNotClosing
         {
@@ -407,7 +495,7 @@
         }
 
         /// <summary>
-        /// Gets or sets the water level inside normal distribution.
+        /// Gets or sets the inside water level.
         /// </summary>
         public NormalDistribution InsideWaterLevel
         {
@@ -423,7 +511,7 @@
         }
 
         /// <summary>
-        /// Gets or sets the allowable increase of level for storage log normal distribution.
+        /// Gets or sets the allowable increase of level for storage.
         /// </summary>
         public LogNormalDistribution AllowedLevelIncreaseStorage
         {
@@ -439,7 +527,7 @@
         }
 
         /// <summary>
-        /// Gets or sets the storage structure area log normal distribution.
+        /// Gets or sets the storage structure area.
         /// </summary>
         public LogNormalDistribution StorageStructureArea
         {
@@ -455,7 +543,7 @@
         }
 
         /// <summary>
-        /// Gets or sets the flow widt at bottom protection log normal distribution.
+        /// Gets or sets the flow widt at bottom protection.
         /// </summary>
         public LogNormalDistribution FlowWidthAtBottomProtection
         {
@@ -471,7 +559,7 @@
         }
 
         /// <summary>
-        /// Gets or sets the critical overtopping discharge normal distribution.
+        /// Gets or sets the critical overtopping discharge.
         /// </summary>
         public LogNormalDistribution CriticalOverToppingDischarge
         {
@@ -487,7 +575,7 @@
         }
 
         /// <summary>
-        /// Gets or sets the width of flow apertures normal distribution.
+        /// Gets or sets the width of flow apertures.
         /// </summary>
         public NormalDistribution WidthFlowApertures
         {
@@ -520,75 +608,9 @@
 
         #endregion
 
-        #region Foreshore Profile
-
-        /// <summary>
-        /// Gets or sets the foreshore profile.
-        /// </summary>
-        public ForeshoreProfile ForeshoreProfile
+        private bool ValidProbabilityValue(double probability)
         {
-            get
-            {
-                return foreshoreProfile;
-            }
-            set
-            {
-                foreshoreProfile = value;
-                UpdateForeshoreProperties();
-            }
+            return !double.IsNaN(probability) && probability <= 1 && probability >= 0;
         }
-
-        /// <summary>
-        /// Gets or sets whether the <see cref="BreakWater"/> needs to be taken into account.
-        /// </summary>
-        public bool UseBreakWater { get; set; }
-
-        /// <summary>
-        /// Gets or sets whether the <see cref="ForeshoreProfile"/> needs to be taken into account.
-        /// </summary>
-        public bool UseForeshore { get; set; }
-
-        /// <summary>
-        /// Gets the geometry of the foreshore.
-        /// </summary>
-        public RoundedPoint2DCollection ForeshoreGeometry
-        {
-            get
-            {
-                return foreshoreProfile != null
-                           ? foreshoreProfile.Geometry
-                           : new RoundedPoint2DCollection(2, Enumerable.Empty<Point2D>());
-            }
-        }
-
-        /// <summary>
-        /// Gets the <see cref="BreakWater"/>.
-        /// </summary>
-        public BreakWater BreakWater { get; private set; }
-
-        private void UpdateForeshoreProperties()
-        {
-            if (foreshoreProfile == null)
-            {
-                UseForeshore = false;
-                UseBreakWater = false;
-                BreakWater = GetDefaultBreakWaterProperties();
-            }
-            else
-            {
-                UseForeshore = foreshoreProfile.Geometry.Count() > 1;
-                UseBreakWater = foreshoreProfile.HasBreakWater;
-                BreakWater = foreshoreProfile.HasBreakWater ?
-                                 new BreakWater(foreshoreProfile.BreakWater.Type, foreshoreProfile.BreakWater.Height) :
-                                 GetDefaultBreakWaterProperties();
-            }
-        }
-
-        private BreakWater GetDefaultBreakWaterProperties()
-        {
-            return new BreakWater(BreakWaterType.Dam, 0.0);
-        }
-
-        #endregion
     }
 }
\ No newline at end of file