Index: Ringtoets/Piping/src/Ringtoets.Piping.Data/IPipingCalculationItemExtensions.cs
===================================================================
diff -u -r8c60e937f4b8009fea80f3702879e100fe03b63f -r4af59f05cb6ced6464d51c8dff8cb0b8bfca8edd
--- Ringtoets/Piping/src/Ringtoets.Piping.Data/IPipingCalculationItemExtensions.cs	(.../IPipingCalculationItemExtensions.cs)	(revision 8c60e937f4b8009fea80f3702879e100fe03b63f)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Data/IPipingCalculationItemExtensions.cs	(.../IPipingCalculationItemExtensions.cs)	(revision 4af59f05cb6ced6464d51c8dff8cb0b8bfca8edd)
@@ -23,7 +23,6 @@
 using System.Collections.Generic;
 using System.Linq;
 using Core.Common.Base.Geometry;
-using Ringtoets.Common.Data;
 using Ringtoets.Common.Data.Calculation;
 
 namespace Ringtoets.Piping.Data