Index: Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingSoilProfileTest.cs
===================================================================
diff -u -rce31448a066c084f755439f3e7d453bfb042b291 -r99f3b343f5ac4aed453d9f6d291217de76ef5314
--- Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingSoilProfileTest.cs	(.../PipingSoilProfileTest.cs)	(revision ce31448a066c084f755439f3e7d453bfb042b291)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingSoilProfileTest.cs	(.../PipingSoilProfileTest.cs)	(revision 99f3b343f5ac4aed453d9f6d291217de76ef5314)
@@ -63,7 +63,7 @@
         public void Constructor_WithNameBottomLayersEmpty_ThrowsArgumentException()
         {
             // Call
-            TestDelegate test = () => new PipingSoilProfile(String.Empty, Double.NaN, new Collection<PipingSoilLayer>(), SoilProfileType.SoilProfile1D, 0);
+            TestDelegate test = () => new PipingSoilProfile(string.Empty, double.NaN, new Collection<PipingSoilLayer>(), SoilProfileType.SoilProfile1D, 0);
 
             // Assert
             var expectedMessage = PrimitivesResources.Error_Cannot_Construct_PipingSoilProfile_Without_Layers;
@@ -74,7 +74,7 @@
         public void Constructor_WithNameBottomLayersNull_ThrowsArgumentNullException()
         {
             // Call
-            TestDelegate test = () => new PipingSoilProfile(String.Empty, Double.NaN, null, SoilProfileType.SoilProfile1D, 0);
+            TestDelegate test = () => new PipingSoilProfile(string.Empty, double.NaN, null, SoilProfileType.SoilProfile1D, 0);
 
             // Assert
             var expectedMessage = PrimitivesResources.Error_Cannot_Construct_PipingSoilProfile_Without_Layers;
@@ -123,7 +123,7 @@
             };
 
             // Call
-            TestDelegate test = () => new PipingSoilProfile(String.Empty, bottom, pipingSoilLayers, SoilProfileType.SoilProfile1D, 0);
+            TestDelegate test = () => new PipingSoilProfile(string.Empty, bottom, pipingSoilLayers, SoilProfileType.SoilProfile1D, 0);
 
             // Assert
             const string expectedMessage = "Eén of meerdere lagen hebben een top onder de bodem van de ondergrondschematisatie.";