Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresFailureMechanismSectionResult.cs
===================================================================
diff -u -re24eab2c6007074685556ec97dbe45940a520687 -r4d2271ee60b40225ccfeb4a8eadc40c7e0fae357
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresFailureMechanismSectionResult.cs	(.../HeightStructuresFailureMechanismSectionResult.cs)	(revision e24eab2c6007074685556ec97dbe45940a520687)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresFailureMechanismSectionResult.cs	(.../HeightStructuresFailureMechanismSectionResult.cs)	(revision 4d2271ee60b40225ccfeb4a8eadc40c7e0fae357)
@@ -31,6 +31,8 @@
     /// </summary>
     public class HeightStructuresFailureMechanismSectionResult : FailureMechanismSectionResult
     {
+        private readonly RoundedDouble assessmentLayerTwoA;
+
         /// <summary>
         /// Creates a new instance of <see cref="HeightStructuresFailureMechanismSectionResult"/>.
         /// </summary>
@@ -41,7 +43,13 @@
         /// <summary>
         /// Gets the value of assessment layer two a.
         /// </summary>
-        public RoundedDouble AssessmentLayerTwoA { get; set; }
+        public RoundedDouble AssessmentLayerTwoA
+        {
+            get
+            {
+                return assessmentLayerTwoA;
+            }
+        }
 
         /// <summary>
         /// Gets or sets the value of assessment layer two b.