Index: Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Data/ClosingStructuresInput.cs
===================================================================
diff -u -r655bf07f2f48502ad49bb0980514db70dbe71704 -rd26a556cd48a6494079d88774977215ee2177274
--- Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Data/ClosingStructuresInput.cs	(.../ClosingStructuresInput.cs)	(revision 655bf07f2f48502ad49bb0980514db70dbe71704)
+++ Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Data/ClosingStructuresInput.cs	(.../ClosingStructuresInput.cs)	(revision d26a556cd48a6494079d88774977215ee2177274)
@@ -346,8 +346,6 @@
 
         #region Schematization
 
-        #region Structure Normal orientation
-
         /// <summary>
         /// Gets or sets the orientation of the normal of the structure.
         /// [degrees]
@@ -363,7 +361,7 @@
             {
                 if (double.IsNaN(value))
                 {
-                    structureNormalOrientation = new RoundedDouble(2, double.NaN);
+                    structureNormalOrientation = value.ToPrecision(structureNormalOrientation.NumberOfDecimalPlaces);
                     return;
                 }
 
@@ -376,8 +374,6 @@
             }
         }
 
-        #endregion
-
         /// <summary>
         /// Gets or sets the threshold height of the open weir.
         /// [m+NAP]
Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresInput.cs
===================================================================
diff -u -r655bf07f2f48502ad49bb0980514db70dbe71704 -rd26a556cd48a6494079d88774977215ee2177274
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresInput.cs	(.../HeightStructuresInput.cs)	(revision 655bf07f2f48502ad49bb0980514db70dbe71704)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresInput.cs	(.../HeightStructuresInput.cs)	(revision d26a556cd48a6494079d88774977215ee2177274)
@@ -213,7 +213,7 @@
             {
                 if (double.IsNaN(value))
                 {
-                    structureNormalOrientation = new RoundedDouble(2, double.NaN);
+                    structureNormalOrientation = value.ToPrecision(structureNormalOrientation.NumberOfDecimalPlaces);
                     return;
                 }
 
Index: Ringtoets/StabilityPointStructures/src/Ringtoets.StabilityPointStructures.Data/StabilityPointStructuresInput.cs
===================================================================
diff -u -ra6e0409b281c46630100de22ec860d3a3d4d8fa5 -rd26a556cd48a6494079d88774977215ee2177274
--- Ringtoets/StabilityPointStructures/src/Ringtoets.StabilityPointStructures.Data/StabilityPointStructuresInput.cs	(.../StabilityPointStructuresInput.cs)	(revision a6e0409b281c46630100de22ec860d3a3d4d8fa5)
+++ Ringtoets/StabilityPointStructures/src/Ringtoets.StabilityPointStructures.Data/StabilityPointStructuresInput.cs	(.../StabilityPointStructuresInput.cs)	(revision d26a556cd48a6494079d88774977215ee2177274)
@@ -491,7 +491,7 @@
             {
                 if (double.IsNaN(value))
                 {
-                    structureNormalOrientation = new RoundedDouble(2, double.NaN);
+                    structureNormalOrientation = value.ToPrecision(structureNormalOrientation.NumberOfDecimalPlaces);
                     return;
                 }