Index: DamClients/DamUI/trunk/src/Dam/Forms/DamProjectCalculationSpecificationPropertyControl.cs
===================================================================
diff -u -r6436 -r6750
--- DamClients/DamUI/trunk/src/Dam/Forms/DamProjectCalculationSpecificationPropertyControl.cs	(.../DamProjectCalculationSpecificationPropertyControl.cs)	(revision 6436)
+++ DamClients/DamUI/trunk/src/Dam/Forms/DamProjectCalculationSpecificationPropertyControl.cs	(.../DamProjectCalculationSpecificationPropertyControl.cs)	(revision 6750)
@@ -96,18 +96,11 @@
 
         #region IPropertyControl Members
 
-        public bool IsVisible =>
-            damProjectData != null &&
-            (damProjectData.DamProjectType == DamProjectType.Calamity ||
-             damProjectData.DamProjectType == DamProjectType.Design ||
-             damProjectData.DamProjectType == DamProjectType.DamLiveConfiguration);
+        public bool IsVisible => damProjectData is { DamProjectType: DamProjectType.Design };
 
         public object SelectedObject
         {
-            get
-            {
-                return damProjectData;
-            }
+            get => damProjectData;
             set
             {
                 var data = value as DamProjectData;