Index: Riskeer/GrassCoverErosionInwards/src/Riskeer.GrassCoverErosionInwards.Forms/PropertyClasses/GrassCoverErosionInwardsCalculationsProperties.cs
===================================================================
diff -u -r4003f622384a87e09a4c49ced0b53bddd1e487a0 -r3a79a9260f7434ff776602cc53a2b8c6a9f8633e
--- Riskeer/GrassCoverErosionInwards/src/Riskeer.GrassCoverErosionInwards.Forms/PropertyClasses/GrassCoverErosionInwardsCalculationsProperties.cs	(.../GrassCoverErosionInwardsCalculationsProperties.cs)	(revision 4003f622384a87e09a4c49ced0b53bddd1e487a0)
+++ Riskeer/GrassCoverErosionInwards/src/Riskeer.GrassCoverErosionInwards.Forms/PropertyClasses/GrassCoverErosionInwardsCalculationsProperties.cs	(.../GrassCoverErosionInwardsCalculationsProperties.cs)	(revision 3a79a9260f7434ff776602cc53a2b8c6a9f8633e)
@@ -26,7 +26,6 @@
 using Core.Common.Base.Data;
 using Core.Common.Util.Attributes;
 using Core.Gui.Attributes;
-using Core.Gui.PropertyBag;
 using Riskeer.Common.Forms.PropertyClasses;
 using Riskeer.GrassCoverErosionInwards.Data;
 using Riskeer.GrassCoverErosionInwards.Forms.Properties;
@@ -37,7 +36,7 @@
     /// <summary>
     /// Calculation related ViewModel of <see cref="GrassCoverErosionInwardsFailureMechanism"/> for properties panel.
     /// </summary>
-    public class GrassCoverErosionInwardsCalculationsProperties : ObjectProperties<GrassCoverErosionInwardsFailureMechanism>
+    public class GrassCoverErosionInwardsCalculationsProperties : GrassCoverErosionInwardsFailureMechanismProperties
     {
         private const int namePropertyIndex = 1;
         private const int codePropertyIndex = 2;
@@ -58,8 +57,15 @@
         /// <exception cref="ArgumentNullException">Thrown when any input parameter is <c>null</c>.</exception>
         public GrassCoverErosionInwardsCalculationsProperties(
             GrassCoverErosionInwardsFailureMechanism data,
-            IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism> handler)
+            IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism> handler) : base(data, new ConstructionProperties
         {
+            NamePropertyIndex = namePropertyIndex,
+            CodePropertyIndex = codePropertyIndex,
+            GroupPropertyIndex = groupPropertyIndex,
+            ContributionPropertyIndex = contributionPropertyIndex,
+            NPropertyIndex = nPropertyIndex
+        }, handler )
+        {
             if (data == null)
             {
                 throw new ArgumentNullException(nameof(data));
@@ -74,31 +80,6 @@
             propertyChangeHandler = handler;
         }
 
-        #region Length effect parameters
-
-        [PropertyOrder(nPropertyIndex)]
-        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_LengthEffect))]
-        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_N_DisplayName))]
-        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_N_Description))]
-        public RoundedDouble N
-        {
-            get
-            {
-                return data.GeneralInput.N;
-            }
-            set
-            {
-                IEnumerable<IObservable> affectedObjects = propertyChangeHandler.SetPropertyValueAfterConfirmation(
-                    data,
-                    value,
-                    (f, v) => f.GeneralInput.N = v);
-
-                NotifyAffectedObjects(affectedObjects);
-            }
-        }
-
-        #endregion
-
         private static void NotifyAffectedObjects(IEnumerable<IObservable> affectedObjects)
         {
             foreach (IObservable affectedObject in affectedObjects)
@@ -109,47 +90,11 @@
 
         #region General
 
-        [PropertyOrder(namePropertyIndex)]
-        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_General))]
-        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Name_DisplayName))]
-        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Name_Description))]
-        public string Name
-        {
-            get
-            {
-                return data.Name;
-            }
-        }
-
-        [PropertyOrder(codePropertyIndex)]
-        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_General))]
-        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Code_DisplayName))]
-        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Code_Description))]
-        public string Code
-        {
-            get
-            {
-                return data.Code;
-            }
-        }
-
-        [PropertyOrder(groupPropertyIndex)]
-        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_General))]
-        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Group_DisplayName))]
-        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Group_Description))]
-        public int Group
-        {
-            get
-            {
-                return data.Group;
-            }
-        }
-
         [PropertyOrder(contributionPropertyIndex)]
         [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_General))]
         [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Contribution_DisplayName))]
         [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Contribution_Description))]
-        public double Contribution
+        public override double Contribution
         {
             get
             {
@@ -214,5 +159,30 @@
         }
 
         #endregion
+        
+        #region Length effect parameters
+
+        [PropertyOrder(nPropertyIndex)]
+        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_LengthEffect))]
+        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_N_DisplayName))]
+        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_N_Description))]
+        public override RoundedDouble N
+        {
+            get
+            {
+                return data.GeneralInput.N;
+            }
+            set
+            {
+                IEnumerable<IObservable> affectedObjects = propertyChangeHandler.SetPropertyValueAfterConfirmation(
+                    data,
+                    value,
+                    (f, v) => f.GeneralInput.N = v);
+
+                NotifyAffectedObjects(affectedObjects);
+            }
+        }
+
+        #endregion
     }
 }
\ No newline at end of file
Fisheye: Tag 12974d5032777e3a29fe5566ebe16e7b80012290 refers to a dead (removed) revision in file `Riskeer/GrassCoverErosionInwards/src/Riskeer.GrassCoverErosionInwards.Forms/PropertyClasses/GrassCoverErosionInwardsFailureMechanismProperties.cs'.
Fisheye: No comparison available.  Pass `N' to diff?
Index: Riskeer/GrassCoverErosionInwards/src/Riskeer.GrassCoverErosionInwards.Forms/PropertyClasses/GrassCoverErosionInwardsFailurePathProperties.cs
===================================================================
diff -u
--- Riskeer/GrassCoverErosionInwards/src/Riskeer.GrassCoverErosionInwards.Forms/PropertyClasses/GrassCoverErosionInwardsFailurePathProperties.cs	(revision 0)
+++ Riskeer/GrassCoverErosionInwards/src/Riskeer.GrassCoverErosionInwards.Forms/PropertyClasses/GrassCoverErosionInwardsFailurePathProperties.cs	(revision 3a79a9260f7434ff776602cc53a2b8c6a9f8633e)
@@ -0,0 +1,161 @@
+// Copyright (C) Stichting Deltares 2021. All rights reserved.
+//
+// This file is part of Riskeer.
+//
+// Riskeer is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.Collections.Generic;
+using Core.Common.Base;
+using Core.Common.Base.Data;
+using Core.Common.Util.Attributes;
+using Core.Gui.Attributes;
+using Riskeer.Common.Forms.PropertyClasses;
+using Riskeer.GrassCoverErosionInwards.Data;
+using RiskeerCommonFormsResources = Riskeer.Common.Forms.Properties.Resources;
+
+namespace Riskeer.GrassCoverErosionInwards.Forms.PropertyClasses
+{
+    /// <summary>
+    /// Failure path related ViewModel of <see cref="GrassCoverErosionInwardsFailureMechanism"/> for properties panel.
+    /// </summary>
+    public class GrassCoverErosionInwardsFailurePathProperties : GrassCoverErosionInwardsFailureMechanismProperties
+    {
+        private const int namePropertyIndex = 1;
+        private const int codePropertyIndex = 2;
+        private const int groupPropertyIndex = 3;
+        private const int contributionPropertyIndex = 4;
+        private const int isRelevantPropertyIndex = 5;
+        private const int nPropertyIndex = 6;
+
+        private readonly IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism> propertyChangeHandler;
+
+        /// <summary>
+        /// Creates a new instance of <see cref="GrassCoverErosionInwardsFailurePathProperties"/>.
+        /// </summary>
+        /// <param name="data">The instance to show the properties of.</param>
+        /// <param name="handler">Handler responsible for handling effects of a property change.</param>
+        /// <exception cref="ArgumentNullException">Thrown when any input parameter is <c>null</c>.</exception>
+        public GrassCoverErosionInwardsFailurePathProperties(
+            GrassCoverErosionInwardsFailureMechanism data,
+            IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism> handler) : 
+            base(data, new ConstructionProperties
+        {
+            NamePropertyIndex = namePropertyIndex,
+            CodePropertyIndex = codePropertyIndex,
+            GroupPropertyIndex = groupPropertyIndex,
+            ContributionPropertyIndex = contributionPropertyIndex,
+            NPropertyIndex = nPropertyIndex
+        }, handler)
+        {
+            if (data == null)
+            {
+                throw new ArgumentNullException(nameof(data));
+            }
+
+            if (handler == null)
+            {
+                throw new ArgumentNullException(nameof(handler));
+            }
+
+            Data = data;
+            propertyChangeHandler = handler;
+        }
+
+        #region Length effect parameters
+
+        [DynamicVisible]
+        [PropertyOrder(nPropertyIndex)]
+        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_LengthEffect))]
+        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_N_DisplayName))]
+        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_N_Description))]
+        public override RoundedDouble N
+        {
+            get
+            {
+                return data.GeneralInput.N;
+            }
+            set
+            {
+                IEnumerable<IObservable> affectedObjects = propertyChangeHandler.SetPropertyValueAfterConfirmation(
+                    data,
+                    value,
+                    (f, v) => f.GeneralInput.N = v);
+
+                NotifyAffectedObjects(affectedObjects);
+            }
+        }
+
+        #endregion
+
+        [DynamicVisibleValidationMethod]
+        public bool DynamicVisibleValidationMethod(string propertyName)
+        {
+            if (!data.IsRelevant && ShouldHidePropertyWhenFailureMechanismIrrelevant(propertyName))
+            {
+                return false;
+            }
+
+            return true;
+        }
+
+        private static void NotifyAffectedObjects(IEnumerable<IObservable> affectedObjects)
+        {
+            foreach (IObservable affectedObject in affectedObjects)
+            {
+                affectedObject.NotifyObservers();
+            }
+        }
+
+        private bool ShouldHidePropertyWhenFailureMechanismIrrelevant(string propertyName)
+        {
+            return nameof(Contribution).Equals(propertyName)
+                   || nameof(N).Equals(propertyName);
+        }
+
+        #region General
+
+        [DynamicVisible]
+        [PropertyOrder(contributionPropertyIndex)]
+        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_General))]
+        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Contribution_DisplayName))]
+        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_Contribution_Description))]
+        public override double Contribution
+        {
+            get
+            {
+                return data.Contribution;
+            }
+        }
+
+        [PropertyOrder(isRelevantPropertyIndex)]
+        [ResourcesCategory(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.Categories_General))]
+        [ResourcesDisplayName(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_IsRelevant_DisplayName))]
+        [ResourcesDescription(typeof(RiskeerCommonFormsResources), nameof(RiskeerCommonFormsResources.FailureMechanism_IsRelevant_Description))]
+        public bool IsRelevant
+        {
+            get
+            {
+                return data.IsRelevant;
+            }
+        }
+
+        #endregion
+
+    }
+}
\ No newline at end of file