Index: DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamFailureMechanismeCalculationSpecification.cs
===================================================================
diff -u -r3128 -r3167
--- DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamFailureMechanismeCalculationSpecification.cs	(.../DamFailureMechanismeCalculationSpecification.cs)	(revision 3128)
+++ DamClients/DamUI/trunk/src/DamClientsLibrary/Deltares.Dam.Data/DamFailureMechanismeCalculationSpecification.cs	(.../DamFailureMechanismeCalculationSpecification.cs)	(revision 3167)
@@ -223,19 +223,19 @@
 
         public bool IsVisible(string property)
         {
-            switch (property)
+            if (Equals(property, nameof(FailureMechanismeParamatersMStab)))
             {
-                case "FailureMechanismeParamatersMStab":
-                    switch (FailureMechanismSystemType)
-                    {
-                        case FailureMechanismSystemType.StabilityInside: return true;
-                        case FailureMechanismSystemType.StabilityOutside: return true;
-                        case FailureMechanismSystemType.HorizontalBalance: return false;
-                        case FailureMechanismSystemType.Piping: return false;
-                        default: return true;
-                    }                
-                default: return true;
+                switch (FailureMechanismSystemType)
+                {
+                    case FailureMechanismSystemType.StabilityInside: return true;
+                    case FailureMechanismSystemType.StabilityOutside: return false;
+                    case FailureMechanismSystemType.HorizontalBalance: return false;
+                    case FailureMechanismSystemType.Piping: return false;
+                    default: return true;
+                }
             }
+
+            return true;
         }
 
         /// <summary>
Index: DamClients/DamUI/trunk/src/Dam/Tests/DamFailureMechanismeCalculationSpecificationTest.cs
===================================================================
diff -u -r3121 -r3167
--- DamClients/DamUI/trunk/src/Dam/Tests/DamFailureMechanismeCalculationSpecificationTest.cs	(.../DamFailureMechanismeCalculationSpecificationTest.cs)	(revision 3121)
+++ DamClients/DamUI/trunk/src/Dam/Tests/DamFailureMechanismeCalculationSpecificationTest.cs	(.../DamFailureMechanismeCalculationSpecificationTest.cs)	(revision 3167)
@@ -106,5 +106,47 @@
             // Then
             Assert.That(isEnabled, Is.True);
         }
+
+        [Test]
+        [TestCase(FailureMechanismSystemType.StabilityInside, true)]
+        [TestCase(FailureMechanismSystemType.StabilityOutside, false)]
+        [TestCase(FailureMechanismSystemType.HorizontalBalance, false)]
+        [TestCase(FailureMechanismSystemType.Piping, false)]
+        [TestCase(FailureMechanismSystemType.FlowSlide, true)]
+        public void IsVisible_WithFailureMechanismTypeAndCalledWithFailureMechanismeParamatersMStabProperty_ReturnsExpectedResult(
+            FailureMechanismSystemType failureMechanismSystemType, bool expectedVisibility)
+        {
+            // Setup
+            var specification = new DamFailureMechanismeCalculationSpecification
+            {
+                FailureMechanismSystemType = failureMechanismSystemType
+            };
+
+            // Call
+            bool isVisible = specification.IsVisible(nameof(DamFailureMechanismeCalculationSpecification.FailureMechanismeParamatersMStab));
+
+            // Assert
+            Assert.That(isVisible, Is.EqualTo(expectedVisibility));
+        }
+
+        [Test]
+        [TestCase(null)]
+        [TestCase("")]
+        [TestCase("   ")]
+        [TestCase("Property")]
+        public void IsVisible_CalledWithProperty_ReturnsTrue(string property)
+        {
+            // Setup
+            var specification = new DamFailureMechanismeCalculationSpecification
+            {
+                FailureMechanismSystemType = FailureMechanismSystemType.StabilityInside
+            };
+
+            // Call
+            bool isVisible = specification.IsVisible(property);
+
+            // Assert
+            Assert.That(isVisible, Is.True);
+        }
     }
 }
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