Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Read/AssessmentSectionEntityReadExtensions.cs
===================================================================
diff -u -r213b20e92891887167ab4b031ca4a4b6250a4c2a -r36ed0869d04cd54d2aee0abbd0ec88100334e097
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Read/AssessmentSectionEntityReadExtensions.cs	(.../AssessmentSectionEntityReadExtensions.cs)	(revision 213b20e92891887167ab4b031ca4a4b6250a4c2a)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Read/AssessmentSectionEntityReadExtensions.cs	(.../AssessmentSectionEntityReadExtensions.cs)	(revision 36ed0869d04cd54d2aee0abbd0ec88100334e097)
@@ -27,6 +27,7 @@
 using Ringtoets.HydraRing.Data;
 using Ringtoets.Integration.Data;
 using Ringtoets.Integration.Data.StandAlone;
+using Ringtoets.Piping.Primitives;
 
 namespace Application.Ringtoets.Storage.Read
 {
@@ -106,6 +107,10 @@
                 {
                     pipingFailureMechanism.AddSection(failureMechanismSection);
                 }
+                foreach (RingtoetsPipingSurfaceLine surfaceLine in failureMechanism.SurfaceLines)
+                {
+                    pipingFailureMechanism.SurfaceLines.Add(surfaceLine);
+                }
             }
         }