Index: Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Forms/Views/DuneErosionSectionResultRow.cs
===================================================================
diff -u -rf07db18ef47fd7409aea5bad431844931e4a19ea -r97629620809a8fab4dcd7ee88d671f4b554182a4
--- Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Forms/Views/DuneErosionSectionResultRow.cs	(.../DuneErosionSectionResultRow.cs)	(revision f07db18ef47fd7409aea5bad431844931e4a19ea)
+++ Ringtoets/DuneErosion/src/Ringtoets.DuneErosion.Forms/Views/DuneErosionSectionResultRow.cs	(.../DuneErosionSectionResultRow.cs)	(revision 97629620809a8fab4dcd7ee88d671f4b554182a4)
@@ -20,6 +20,7 @@
 // All rights reserved.
 
 using System;
+using Core.Common.Controls.DataGrid;
 using Ringtoets.AssemblyTool.Data;
 using Ringtoets.AssemblyTool.Forms;
 using Ringtoets.Common.Data.Exceptions;
@@ -85,6 +86,8 @@
             combinedAssemblyCategoryGroupIndex = constructionProperties.CombinedAssemblyCategoryGroupIndex;
             manualAssemblyCategoryGroupIndex = constructionProperties.ManualAssemblyCategoryGroupIndex;
 
+            CreateColumnStateDefinitions();
+
             Update();
         }
 
@@ -304,6 +307,34 @@
             UpdateDerivedData();
         }
 
+        private void CreateColumnStateDefinitions()
+        {
+            ColumnStateDefinitions.Add(simpleAssessmentResultIndex, new DataGridViewColumnStateDefinition());
+            ColumnStateDefinitions.Add(detailedAssessmentResultForFactorizedSignalingNormIndex, new DataGridViewColumnStateDefinition());
+            ColumnStateDefinitions.Add(detailedAssessmentResultForSignalingNormIndex, new DataGridViewColumnStateDefinition());
+            ColumnStateDefinitions.Add(detailedAssessmentResultForMechanismSpecificLowerLimitNormIndex, new DataGridViewColumnStateDefinition());
+            ColumnStateDefinitions.Add(detailedAssessmentResultForLowerLimitNormIndex, new DataGridViewColumnStateDefinition());
+            ColumnStateDefinitions.Add(detailedAssessmentResultForFactorizedLowerLimitNormIndex, new DataGridViewColumnStateDefinition());
+            ColumnStateDefinitions.Add(tailorMadeAssessmentResultIndex, new DataGridViewColumnStateDefinition());
+            ColumnStateDefinitions.Add(simpleAssemblyCategoryGroupIndex, new DataGridViewColumnStateDefinition
+            {
+                ReadOnly = true
+            });
+            ColumnStateDefinitions.Add(detailedAssemblyCategoryGroupIndex, new DataGridViewColumnStateDefinition
+            {
+                ReadOnly = true
+            });
+            ColumnStateDefinitions.Add(tailorMadeAssemblyCategoryGroupIndex, new DataGridViewColumnStateDefinition
+            {
+                ReadOnly = true
+            });
+            ColumnStateDefinitions.Add(combinedAssemblyCategoryGroupIndex, new DataGridViewColumnStateDefinition
+            {
+                ReadOnly = true
+            });
+            ColumnStateDefinitions.Add(manualAssemblyCategoryGroupIndex, new DataGridViewColumnStateDefinition());
+        }
+
         private void UpdateDerivedData()
         {
             TryGetSimpleAssemblyCategoryGroup();