Index: Riskeer/Integration/src/Riskeer.Integration.Plugin/RiskeerPlugin.cs
===================================================================
diff -u -r95157f917f36c0bd55d2b1e6590cd8fcd9567391 -r0559c17efc9173756acbac70af3d2cfde37e2f98
--- Riskeer/Integration/src/Riskeer.Integration.Plugin/RiskeerPlugin.cs	(.../RiskeerPlugin.cs)	(revision 95157f917f36c0bd55d2b1e6590cd8fcd9567391)
+++ Riskeer/Integration/src/Riskeer.Integration.Plugin/RiskeerPlugin.cs	(.../RiskeerPlugin.cs)	(revision 0559c17efc9173756acbac70af3d2cfde37e2f98)
@@ -957,9 +957,10 @@
                 EnsureVisibleOnCreate = (assessmentSection, parent) => true,
                 ExpandOnCreate = assessmentSection => true,
                 ChildNodeObjects = AssessmentSectionStateRootContextChildNodeObjects,
+                ContextMenuStrip = AssessmentSectionStateRootContextMenuStrip,
                 CanRename = (assessmentSection, parentData) => true,
-                OnNodeRenamed = AssessmentSectionStateRootContextOnNodeRenamed,
-                CanRemove = (assessmentSection, parentNodeData) => true
+                CanRemove = (assessmentSection, parentNodeData) => false,
+                OnNodeRenamed = AssessmentSectionStateRootContextOnNodeRenamed
             };
 
             yield return new TreeNodeInfo<BackgroundData>
@@ -1814,7 +1815,35 @@
             nodeData.WrappedData.Name = newName;
             nodeData.WrappedData.NotifyObservers();
         }
+        
+        private ContextMenuStrip AssessmentSectionStateRootContextMenuStrip(AssessmentSectionStateRootContext nodeData, object parentData, TreeViewControl treeViewControl)
+        {
+            var calculateAllItem = new StrictContextMenuItem(
+                RiskeerCommonFormsResources.Calculate_All,
+                Resources.AssessmentSection_Calculate_All_ToolTip,
+                RiskeerCommonFormsResources.CalculateAllIcon,
+                (sender, args) => { ActivityProgressDialogRunner.Run(Gui.MainWindow, AssessmentSectionCalculationActivityFactory.CreateActivities(nodeData.WrappedData)); });
 
+            var importItem = new StrictContextMenuItem(
+                CoreGuiResources.Import,
+                CoreGuiResources.Import_ToolTip,
+                CoreGuiResources.ImportIcon,
+                (sender, args) => assessmentSectionMerger.StartMerge(nodeData.WrappedData));
+
+            return Gui.Get(nodeData, treeViewControl)
+                      .AddOpenItem()
+                      .AddSeparator()
+                      .AddCustomItem(importItem)
+                      .AddSeparator()
+                      .AddRenameItem()
+                      .AddSeparator()
+                      .AddCollapseAllItem()
+                      .AddExpandAllItem()
+                      .AddSeparator()
+                      .AddPropertiesItem()
+                      .Build();
+        }
+
         #endregion
 
         #region StandAloneFailureMechanism TreeNodeInfo
Index: Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/RiskeerPluginTest.cs
===================================================================
diff -u -rc1aa383725fd31521b56e16d177e18ffcbe4a1f9 -r0559c17efc9173756acbac70af3d2cfde37e2f98
--- Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/RiskeerPluginTest.cs	(.../RiskeerPluginTest.cs)	(revision c1aa383725fd31521b56e16d177e18ffcbe4a1f9)
+++ Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/RiskeerPluginTest.cs	(.../RiskeerPluginTest.cs)	(revision 0559c17efc9173756acbac70af3d2cfde37e2f98)
@@ -599,8 +599,9 @@
                 TreeNodeInfo[] treeNodeInfos = plugin.GetTreeNodeInfos().ToArray();
 
                 // Assert
-                Assert.AreEqual(40, treeNodeInfos.Length);
+                Assert.AreEqual(41, treeNodeInfos.Length);
                 Assert.IsTrue(treeNodeInfos.Any(tni => tni.TagType == typeof(AssessmentSection)));
+                Assert.IsTrue(treeNodeInfos.Any(tni => tni.TagType == typeof(AssessmentSectionStateRootContext)));
                 Assert.IsTrue(treeNodeInfos.Any(tni => tni.TagType == typeof(BackgroundData)));
                 Assert.IsTrue(treeNodeInfos.Any(tni => tni.TagType == typeof(NormContext)));
                 Assert.IsTrue(treeNodeInfos.Any(tni => tni.TagType == typeof(ReferenceLineContext)));
Index: Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/StateInfos/AssessmentSectionStateInfoTest.cs
===================================================================
diff -u -rec69acb95bfbd2c7686df7ddfbed9f373c1b3db4 -r0559c17efc9173756acbac70af3d2cfde37e2f98
--- Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/StateInfos/AssessmentSectionStateInfoTest.cs	(.../AssessmentSectionStateInfoTest.cs)	(revision ec69acb95bfbd2c7686df7ddfbed9f373c1b3db4)
+++ Riskeer/Integration/test/Riskeer.Integration.Plugin.Test/StateInfos/AssessmentSectionStateInfoTest.cs	(.../AssessmentSectionStateInfoTest.cs)	(revision 0559c17efc9173756acbac70af3d2cfde37e2f98)
@@ -27,7 +27,6 @@
 using Riskeer.Common.Data.AssessmentSection;
 using Riskeer.Common.Forms.PresentationObjects;
 using Riskeer.Integration.Data;
-using Riskeer.Integration.Forms.PresentationObjects;
 
 namespace Riskeer.Integration.Plugin.Test.StateInfos
 {
@@ -74,15 +73,8 @@
             object rootData = info.GetRootData(project);
 
             // Assert
-            var rootDataCollection = rootData as object[];
-            Assert.IsNotNull(rootDataCollection);
-            Assert.AreEqual(6, rootDataCollection.Length);
-            Assert.AreEqual(new ReferenceLineContext(assessmentSection.ReferenceLine, assessmentSection), rootDataCollection[0]);
-            Assert.AreEqual(new NormContext(assessmentSection.FailureMechanismContribution, assessmentSection), rootDataCollection[1]);
-            Assert.AreEqual(new FailureMechanismContributionContext(assessmentSection.FailureMechanismContribution, assessmentSection), rootDataCollection[2]);
-            Assert.AreEqual(new HydraulicBoundaryDatabaseContext(assessmentSection.HydraulicBoundaryDatabase, assessmentSection), rootDataCollection[3]);
-            Assert.AreSame(assessmentSection.BackgroundData, rootDataCollection[4]);
-            Assert.AreSame(assessmentSection.Comments, rootDataCollection[5]);
+            Assert.IsNotNull(rootData);
+            Assert.IsInstanceOf<AssessmentSectionStateRootContext>(rootData);
         }
 
         [Test]