Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Forms/Views/GrassCoverErosionOutwardsFailureMechanismResultView.cs
===================================================================
diff -u -r290fe157361c0f00acae1d091d671e1a1559acba -r7b6db7cc459f1427bb6e239591c9df86b6f573e0
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Forms/Views/GrassCoverErosionOutwardsFailureMechanismResultView.cs	(.../GrassCoverErosionOutwardsFailureMechanismResultView.cs)	(revision 290fe157361c0f00acae1d091d671e1a1559acba)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Forms/Views/GrassCoverErosionOutwardsFailureMechanismResultView.cs	(.../GrassCoverErosionOutwardsFailureMechanismResultView.cs)	(revision 7b6db7cc459f1427bb6e239591c9df86b6f573e0)
@@ -85,6 +85,22 @@
             FailureMechanismSectionResultViewColumnBuilder.AddTailorMadeAssessmentCategoryGroupColumn(
                 DataGridViewControl,
                 nameof(GrassCoverErosionOutwardsFailureMechanismSectionResultRow.TailorMadeAssessmentResult));
+
+            FailureMechanismSectionResultViewColumnBuilder.AddSimpleAssemblyCategoryGroupColumn(
+                DataGridViewControl,
+                nameof(GrassCoverErosionOutwardsFailureMechanismSectionResultRow.SimpleAssemblyCategoryGroup));
+
+            FailureMechanismSectionResultViewColumnBuilder.AddDetailedAssemblyCategoryGroupColumn(
+                DataGridViewControl,
+                nameof(GrassCoverErosionOutwardsFailureMechanismSectionResultRow.DetailedAssemblyCategoryGroup));
+
+            FailureMechanismSectionResultViewColumnBuilder.AddTailorMadeAssemblyCategoryGroupColumn(
+                DataGridViewControl,
+                nameof(GrassCoverErosionOutwardsFailureMechanismSectionResultRow.TailorMadeAssemblyCategoryGroup));
+
+            FailureMechanismSectionResultViewColumnBuilder.AddCombinedAssemblyCategoryGroupColumn(
+                DataGridViewControl,
+                nameof(GrassCoverErosionOutwardsFailureMechanismSectionResultRow.CombinedAssemblyCategoryGroup));
         }
     }
 }
\ No newline at end of file
Index: Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsFailureMechanismResultViewTest.cs
===================================================================
diff -u -r290fe157361c0f00acae1d091d671e1a1559acba -r7b6db7cc459f1427bb6e239591c9df86b6f573e0
--- Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsFailureMechanismResultViewTest.cs	(.../GrassCoverErosionOutwardsFailureMechanismResultViewTest.cs)	(revision 290fe157361c0f00acae1d091d671e1a1559acba)
+++ Ringtoets/GrassCoverErosionOutwards/test/Ringtoets.GrassCoverErosionOutwards.Forms.Test/Views/GrassCoverErosionOutwardsFailureMechanismResultViewTest.cs	(.../GrassCoverErosionOutwardsFailureMechanismResultViewTest.cs)	(revision 7b6db7cc459f1427bb6e239591c9df86b6f573e0)
@@ -23,6 +23,7 @@
 using NUnit.Extensions.Forms;
 using NUnit.Framework;
 using Ringtoets.AssemblyTool.Forms;
+using Ringtoets.AssemblyTool.KernelWrapper.TestUtil.Calculators;
 using Ringtoets.Common.Data.TestUtil;
 using Ringtoets.Common.Forms.Views;
 using Ringtoets.Common.Primitives;
@@ -42,7 +43,11 @@
         private const int detailedAssessmentResultForLowerLimitNormIndex = 5;
         private const int detailedAssessmentResultForFactorizedLowerLimitNormIndex = 6;
         private const int tailorMadeResultIndex = 7;
-        private const int columnCount = 8;
+        private const int simpleAssemblyCategoryGroupIndex = 8;
+        private const int detailedAssemblyCategoryGroupIndex = 9;
+        private const int tailorMadeAssemblyCategoryGroupIndex = 10;
+        private const int combinedAssemblyCategoryGroupIndex = 11;
+        private const int columnCount = 12;
 
         [Test]
         public void Constructor_ExpectedValues()
@@ -89,6 +94,10 @@
                 Assert.IsInstanceOf<DataGridViewComboBoxColumn>(dataGridView.Columns[detailedAssessmentResultForLowerLimitNormIndex]);
                 Assert.IsInstanceOf<DataGridViewComboBoxColumn>(dataGridView.Columns[detailedAssessmentResultForFactorizedLowerLimitNormIndex]);
                 Assert.IsInstanceOf<DataGridViewComboBoxColumn>(dataGridView.Columns[tailorMadeResultIndex]);
+                Assert.IsInstanceOf<DataGridViewTextBoxColumn>(dataGridView.Columns[simpleAssemblyCategoryGroupIndex]);
+                Assert.IsInstanceOf<DataGridViewTextBoxColumn>(dataGridView.Columns[detailedAssemblyCategoryGroupIndex]);
+                Assert.IsInstanceOf<DataGridViewTextBoxColumn>(dataGridView.Columns[tailorMadeAssemblyCategoryGroupIndex]);
+                Assert.IsInstanceOf<DataGridViewTextBoxColumn>(dataGridView.Columns[combinedAssemblyCategoryGroupIndex]);
 
                 Assert.AreEqual("Eenvoudige toets", dataGridView.Columns[simpleAssessmentResultIndex].HeaderText);
                 Assert.AreEqual("Gedetailleerde toets\r\nper vak\r\nCat. Iv - IIv", dataGridView.Columns[detailedAssessmentResultForFactorizedSignalingNormIndex].HeaderText);
@@ -97,6 +106,10 @@
                 Assert.AreEqual("Gedetailleerde toets\r\nper vak\r\nCat. IVv - Vv", dataGridView.Columns[detailedAssessmentResultForLowerLimitNormIndex].HeaderText);
                 Assert.AreEqual("Gedetailleerde toets\r\nper vak\r\nCat. Vv - VIv", dataGridView.Columns[detailedAssessmentResultForFactorizedLowerLimitNormIndex].HeaderText);
                 Assert.AreEqual("Toets op maat", dataGridView.Columns[tailorMadeResultIndex].HeaderText);
+                Assert.AreEqual("Assemblageresultaat\r\neenvoudige toets", dataGridView.Columns[simpleAssemblyCategoryGroupIndex].HeaderText);
+                Assert.AreEqual("Assemblageresultaat\r\ngedetailleerde toets per vak", dataGridView.Columns[detailedAssemblyCategoryGroupIndex].HeaderText);
+                Assert.AreEqual("Assemblageresultaat\r\ntoets op maat", dataGridView.Columns[tailorMadeAssemblyCategoryGroupIndex].HeaderText);
+                Assert.AreEqual("Assemblageresultaat\r\ngecombineerd", dataGridView.Columns[combinedAssemblyCategoryGroupIndex].HeaderText);
 
                 Assert.AreEqual(DataGridViewAutoSizeColumnsMode.AllCells, dataGridView.AutoSizeColumnsMode);
                 Assert.AreEqual(DataGridViewContentAlignment.MiddleCenter, dataGridView.ColumnHeadersDefaultCellStyle.Alignment);
@@ -112,13 +125,14 @@
 
             // Call
             using (var form = new Form())
+            using (new AssemblyToolCalculatorFactoryConfig())
             using (var view = new GrassCoverErosionOutwardsFailureMechanismResultView(failureMechanism.SectionResults, failureMechanism))
             {
                 form.Controls.Add(view);
                 form.Show();
 
                 // Assert
-                var dataGridView = (DataGridView) new ControlTester("dataGridView").TheObject;
+                var dataGridView = (DataGridView)new ControlTester("dataGridView").TheObject;
 
                 DataGridViewRowCollection rows = dataGridView.Rows;
                 Assert.AreEqual(1, rows.Count);
@@ -132,6 +146,10 @@
                 Assert.AreEqual(DetailedAssessmentResultType.None, cells[detailedAssessmentResultForLowerLimitNormIndex].Value);
                 Assert.AreEqual(DetailedAssessmentResultType.None, cells[detailedAssessmentResultForFactorizedLowerLimitNormIndex].Value);
                 Assert.AreEqual(SelectableFailureMechanismSectionAssemblyCategoryGroup.None, cells[tailorMadeResultIndex].Value);
+                Assert.AreEqual("Iv", cells[simpleAssemblyCategoryGroupIndex].Value);
+                Assert.AreEqual("IIv", cells[detailedAssemblyCategoryGroupIndex].Value);
+                Assert.AreEqual("Iv", cells[tailorMadeAssemblyCategoryGroupIndex].Value);
+                Assert.AreEqual("Iv", cells[combinedAssemblyCategoryGroupIndex].Value);
             }
         }
     }