Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Plugin/HeightStructuresGuiPlugin.cs
===================================================================
diff -u -r585c9f51efb215f4ead02e4b2c9a69d51fbfd07c -ra4982cc86750add1301faf5f3411a58c960a5e6d
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Plugin/HeightStructuresGuiPlugin.cs	(.../HeightStructuresGuiPlugin.cs)	(revision 585c9f51efb215f4ead02e4b2c9a69d51fbfd07c)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Plugin/HeightStructuresGuiPlugin.cs	(.../HeightStructuresGuiPlugin.cs)	(revision a4982cc86750add1301faf5f3411a58c960a5e6d)
@@ -19,13 +19,19 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
+using System.Collections;
 using System.Collections.Generic;
 using System.Windows.Forms;
 using Core.Common.Controls.TreeView;
 using Core.Common.Gui.Plugin;
+using Ringtoets.Common.Data;
+using Ringtoets.Common.Data.AssessmentSection;
+using Ringtoets.Common.Data.FailureMechanism;
+using Ringtoets.Common.Forms.PresentationObjects;
 using Ringtoets.Common.Forms.TreeNodeInfos;
 using Ringtoets.HeightStructures.Data;
 using Ringtoets.HeightStructures.Forms.PresentationObjects;
+using RingtoetsCommonFormsResources = Ringtoets.Common.Forms.Properties.Resources;
 
 namespace Ringtoets.HeightStructures.Plugin
 {
@@ -37,10 +43,49 @@
         public override IEnumerable<TreeNodeInfo> GetTreeNodeInfos()
         {
             yield return RingtoetsTreeNodeInfoFactory.CreateFailureMechanismContextTreeNodeInfo<HeightStructuresFailureMechanismContext>(
-                context => new object[0],
-                context => new object[0],
+                FailureMechanismEnabledChildNodeObjects,
+                FailureMechanismDisabledChildNodeObjects,
                 (context, o, treeViewControl) => new ContextMenuStrip(),
                 (context, o, treeViewControl) => new ContextMenuStrip());
         }
+
+        #region HeightStructuresFailureMechanismContext TreeNodeInfo
+
+        private object[] FailureMechanismEnabledChildNodeObjects(HeightStructuresFailureMechanismContext context)
+        {
+            HeightStructuresFailureMechanism wrappedData = context.WrappedData;
+            return new object[]
+            {
+                new CategoryTreeFolder(RingtoetsCommonFormsResources.FailureMechanism_Inputs_DisplayName, GetInputs(wrappedData, context.Parent), TreeFolderCategory.Input),
+                new CategoryTreeFolder(RingtoetsCommonFormsResources.FailureMechanism_Outputs_DisplayName, GetOutputs(wrappedData), TreeFolderCategory.Output)
+            };
+        }
+
+        private object[] FailureMechanismDisabledChildNodeObjects(HeightStructuresFailureMechanismContext context)
+        {
+            return new object[]
+            {
+                new CommentContext<ICommentable>(context.WrappedData)
+            };
+        }
+
+        private static IList GetInputs(HeightStructuresFailureMechanism failureMechanism, IAssessmentSection assessmentSection)
+        {
+            return new ArrayList
+            {
+                new FailureMechanismSectionsContext(failureMechanism, assessmentSection),
+                new CommentContext<ICommentable>(failureMechanism)
+            };
+        }
+
+        private static IList GetOutputs(HeightStructuresFailureMechanism failureMechanism)
+        {
+            return new ArrayList
+            {
+                new FailureMechanismSectionResultContext<CustomFailureMechanismSectionResult>(failureMechanism.SectionResults, failureMechanism)
+            };
+        }
+
+        #endregion
     }
 }
\ No newline at end of file