Index: Ringtoets/Common/src/Ringtoets.Common.Forms/PropertyClasses/StructuresInputBaseProperties.cs
===================================================================
diff -u -r722cd6ca2d37bf0f325c17a8208a33735ea98cb4 -rfd6db3bae09296e4da11ac9fb9e5dde9b31bc178
--- Ringtoets/Common/src/Ringtoets.Common.Forms/PropertyClasses/StructuresInputBaseProperties.cs	(.../StructuresInputBaseProperties.cs)	(revision 722cd6ca2d37bf0f325c17a8208a33735ea98cb4)
+++ Ringtoets/Common/src/Ringtoets.Common.Forms/PropertyClasses/StructuresInputBaseProperties.cs	(.../StructuresInputBaseProperties.cs)	(revision fd6db3bae09296e4da11ac9fb9e5dde9b31bc178)
@@ -60,7 +60,7 @@
         where TCalculation : ICalculation
         where TFailureMechanism : IFailureMechanism
     {
-        private Dictionary<string, int> propertyIndexLookup;
+        private readonly Dictionary<string, int> propertyIndexLookup;
 
         /// <summary>
         /// Creates a new instance of the <see cref="StructuresInputBaseProperties{TStructure, TStructureInput, TCalculation, TFailureMechanism}"/> class.
@@ -129,8 +129,8 @@
         [DynamicPropertyOrder]
         [TypeConverter(typeof(ExpandableObjectConverter))]
         [ResourcesCategory(typeof(Resources), "Categories_ModelSettings")]
-        [ResourcesDisplayName(typeof(Resources), "ModelFactorSuperCriticalFlow_DisplayName")]
-        [ResourcesDescription(typeof(Resources), "ModelFactorSuperCriticalFlow_Description")]
+        [ResourcesDisplayName(typeof(Resources), "Structure_ModelFactorSuperCriticalFlow_DisplayName")]
+        [ResourcesDescription(typeof(Resources), "Structure_ModelFactorSuperCriticalFlow_Description")]
         public NormalDistributionProperties ModelFactorSuperCriticalFlow
         {
             get
@@ -401,8 +401,8 @@
 
         [DynamicPropertyOrder]
         [ResourcesCategory(typeof(Resources), "Categories_Schematization")]
-        [ResourcesDisplayName(typeof(Resources), "FailureProbabilityStructureWithErosion_DisplayName")]
-        [ResourcesDescription(typeof(Resources), "FailureProbabilityStructureWithErosion_Description")]
+        [ResourcesDisplayName(typeof(Resources), "Structure_FailureProbabilityStructureWithErosion_DisplayName")]
+        [ResourcesDescription(typeof(Resources), "Structure_FailureProbabilityStructureWithErosion_Description")]
         public string FailureProbabilityStructureWithErosion
         {
             get
@@ -434,8 +434,8 @@
         [DynamicPropertyOrder]
         [Editor(typeof(ForeshoreProfileEditor), typeof(UITypeEditor))]
         [ResourcesCategory(typeof(Resources), "Categories_Schematization")]
-        [ResourcesDisplayName(typeof(Resources), "ForeshoreProfile_DisplayName")]
-        [ResourcesDescription(typeof(Resources), "ForeshoreProfile_Description")]
+        [ResourcesDisplayName(typeof(Resources), "Structure_ForeshoreProfile_DisplayName")]
+        [ResourcesDescription(typeof(Resources), "Structure_ForeshoreProfile_Description")]
         public ForeshoreProfile ForeshoreProfile
         {
             get
@@ -502,8 +502,8 @@
         [DynamicPropertyOrder]
         [TypeConverter(typeof(ExpandableObjectConverter))]
         [ResourcesCategory(typeof(Resources), "Categories_HydraulicData")]
-        [ResourcesDisplayName(typeof(Resources), "StormDuration_DisplayName")]
-        [ResourcesDescription(typeof(Resources), "StormDuration_Description")]
+        [ResourcesDisplayName(typeof(Resources), "Structure_StormDuration_DisplayName")]
+        [ResourcesDescription(typeof(Resources), "Structure_StormDuration_Description")]
         public VariationCoefficientLogNormalDistributionProperties StormDuration
         {
             get