Index: Riskeer/GrassCoverErosionOutwards/src/Riskeer.GrassCoverErosionOutwards.IO/Exporters/GrassCoverErosionOutwardsWaveConditionsExporter.cs
===================================================================
diff -u -r5bc15e683e6b36838c0fb3f46929abf002e70105 -rd1ed7dab7b257ddeb6cec7168649edfd8d0fbe07
--- Riskeer/GrassCoverErosionOutwards/src/Riskeer.GrassCoverErosionOutwards.IO/Exporters/GrassCoverErosionOutwardsWaveConditionsExporter.cs	(.../GrassCoverErosionOutwardsWaveConditionsExporter.cs)	(revision 5bc15e683e6b36838c0fb3f46929abf002e70105)
+++ Riskeer/GrassCoverErosionOutwards/src/Riskeer.GrassCoverErosionOutwards.IO/Exporters/GrassCoverErosionOutwardsWaveConditionsExporter.cs	(.../GrassCoverErosionOutwardsWaveConditionsExporter.cs)	(revision d1ed7dab7b257ddeb6cec7168649edfd8d0fbe07)
@@ -60,7 +60,7 @@
             {
                 exportableWaveConditions.AddRange(
                     ExportableWaveConditionsFactory.CreateExportableWaveConditionsCollection(
-                        calculation.Name, calculation.InputParameters, calculation.Output.WaveRunUpOutput));
+                        calculation.Name, calculation.InputParameters, calculation.Output.WaveRunUpOutput, CoverType.GrassWaveRunUp));
             }
 
             return exportableWaveConditions;
Index: Riskeer/Revetment/src/Riskeer.Revetment.IO/WaveConditions/ExportableWaveConditionsFactory.cs
===================================================================
diff -u -re7f106928d957ff6a4c163a9d3ab4eee5fd466a4 -rd1ed7dab7b257ddeb6cec7168649edfd8d0fbe07
--- Riskeer/Revetment/src/Riskeer.Revetment.IO/WaveConditions/ExportableWaveConditionsFactory.cs	(.../ExportableWaveConditionsFactory.cs)	(revision e7f106928d957ff6a4c163a9d3ab4eee5fd466a4)
+++ Riskeer/Revetment/src/Riskeer.Revetment.IO/WaveConditions/ExportableWaveConditionsFactory.cs	(.../ExportableWaveConditionsFactory.cs)	(revision d1ed7dab7b257ddeb6cec7168649edfd8d0fbe07)
@@ -38,21 +38,28 @@
         /// <param name="name">The name of the calculation to which the <see cref="WaveConditionsOutput"/> belong.</param>
         /// <param name="waveConditionsInput">The <see cref="FailureMechanismCategoryWaveConditionsInput"/> used in the calculations.</param>
         /// <param name="output">The <see cref="WaveConditionsOutput"/> resulting from the calculations.</param>
+        /// <param name="coverType">The <see cref="CoverType"/> that the <paramref name="output"/> represents.</param>
         /// <returns>A collection of <see cref="ExportableWaveConditions"/>.</returns>
         /// <exception cref="ArgumentNullException">Thrown when any parameter is <c>null</c>.</exception>
         /// <exception cref="ArgumentException">Thrown when <see cref="FailureMechanismCategoryWaveConditionsInput.HydraulicBoundaryLocation"/> 
         /// is <c>null</c> in <paramref name="waveConditionsInput"/>.</exception>
         public static IEnumerable<ExportableWaveConditions> CreateExportableWaveConditionsCollection(
             string name,
             FailureMechanismCategoryWaveConditionsInput waveConditionsInput,
-            IEnumerable<WaveConditionsOutput> output)
+            IEnumerable<WaveConditionsOutput> output,
+            CoverType coverType)
         {
             if (waveConditionsInput == null)
             {
                 throw new ArgumentNullException(nameof(waveConditionsInput));
             }
 
-            return CreateExportableWaveConditionsCollection(name, waveConditionsInput, output, CoverType.GrassWaveRunUp,
+            if (coverType == null)
+            {
+                throw new ArgumentNullException(nameof(coverType));
+            }
+
+            return CreateExportableWaveConditionsCollection(name, waveConditionsInput, output, coverType,
                                                             GetCategoryBoundaryName(waveConditionsInput.CategoryType));
         }
 
Index: Riskeer/Revetment/test/Riskeer.Revetment.IO.Test/WaveConditions/ExportableWaveConditionsFactoryTest.cs
===================================================================
diff -u -re7f106928d957ff6a4c163a9d3ab4eee5fd466a4 -rd1ed7dab7b257ddeb6cec7168649edfd8d0fbe07
--- Riskeer/Revetment/test/Riskeer.Revetment.IO.Test/WaveConditions/ExportableWaveConditionsFactoryTest.cs	(.../ExportableWaveConditionsFactoryTest.cs)	(revision e7f106928d957ff6a4c163a9d3ab4eee5fd466a4)
+++ Riskeer/Revetment/test/Riskeer.Revetment.IO.Test/WaveConditions/ExportableWaveConditionsFactoryTest.cs	(.../ExportableWaveConditionsFactoryTest.cs)	(revision d1ed7dab7b257ddeb6cec7168649edfd8d0fbe07)
@@ -49,7 +49,7 @@
             // Call
             TestDelegate call = () => ExportableWaveConditionsFactory.CreateExportableWaveConditionsCollection(null,
                                                                                                                new FailureMechanismCategoryWaveConditionsInput(),
-                                                                                                               waveConditionsOutputCollection);
+                                                                                                               waveConditionsOutputCollection, CoverType.GrassWaveRunUp);
 
             // Assert
             var exception = Assert.Throws<ArgumentNullException>(call);
@@ -61,8 +61,9 @@
         {
             // Call
             TestDelegate call = () => ExportableWaveConditionsFactory.CreateExportableWaveConditionsCollection("aName",
-                                                                                                               null,
-                                                                                                               waveConditionsOutputCollection);
+                                                                                                               (FailureMechanismCategoryWaveConditionsInput) null,
+                                                                                                               waveConditionsOutputCollection,
+                                                                                                               CoverType.GrassWaveRunUp);
 
             // Assert
             var exception = Assert.Throws<ArgumentNullException>(call);
@@ -75,16 +76,32 @@
             // Call
             TestDelegate call = () => ExportableWaveConditionsFactory.CreateExportableWaveConditionsCollection("aName",
                                                                                                                new FailureMechanismCategoryWaveConditionsInput(),
-                                                                                                               null);
+                                                                                                               null,
+                                                                                                               CoverType.GrassWaveRunUp);
 
             // Assert
             var exception = Assert.Throws<ArgumentNullException>(call);
             Assert.AreEqual("output", exception.ParamName);
         }
 
         [Test]
-        public void CreateExportableWaveConditionsCollectionWithFailureMechanismCategoryWaveConditionsInput_ValidDataWithCoverType_ReturnsValidCollection()
+        public void CreateExportableWaveConditionsCollectionWithFailureMechanismCategoryWaveConditionsInput_CoverTypeNull_ThrowArgumentNullException()
         {
+            // Call
+            TestDelegate call = () => ExportableWaveConditionsFactory.CreateExportableWaveConditionsCollection("aName",
+                                                                                                               new FailureMechanismCategoryWaveConditionsInput(),
+                                                                                                               waveConditionsOutputCollection,
+                                                                                                               null);
+
+            // Assert
+            var exception = Assert.Throws<ArgumentNullException>(call);
+            Assert.AreEqual("coverType", exception.ParamName);
+        }
+
+        [Test]
+        [TestCaseSource(nameof(GetCoverTypes))]
+        public void CreateExportableWaveConditionsCollectionWithFailureMechanismCategoryWaveConditionsInput_ValidDataWithCoverType_ReturnsValidCollection(CoverType coverType)
+        {
             // Setup
             var waveConditionsInput = new FailureMechanismCategoryWaveConditionsInput
             {
@@ -98,7 +115,8 @@
             ExportableWaveConditions[] exportableWaveConditionsCollection =
                 ExportableWaveConditionsFactory.CreateExportableWaveConditionsCollection("ewcName",
                                                                                          waveConditionsInput,
-                                                                                         waveConditionsOutputCollection).ToArray();
+                                                                                         waveConditionsOutputCollection,
+                                                                                         coverType).ToArray();
 
             // Assert
             Assert.AreEqual(1, exportableWaveConditionsCollection.Length);
@@ -110,7 +128,7 @@
             Assert.AreEqual("id", exportableWaveConditions.ForeshoreId);
             Assert.AreEqual(false, exportableWaveConditions.UseBreakWater);
             Assert.AreEqual(true, exportableWaveConditions.UseForeshore);
-            Assert.AreEqual(CoverType.GrassWaveRunUp, exportableWaveConditions.CoverType);
+            Assert.AreEqual(coverType, exportableWaveConditions.CoverType);
             Assert.AreEqual("Iv", exportableWaveConditions.CategoryBoundaryName);
             Assert.AreEqual(2, exportableWaveConditions.WaterLevel.NumberOfDecimalPlaces);
             Assert.AreEqual(2, exportableWaveConditions.WaveHeight.NumberOfDecimalPlaces);
@@ -142,7 +160,7 @@
         {
             // Call
             TestDelegate call = () => ExportableWaveConditionsFactory.CreateExportableWaveConditionsCollection("aName",
-                                                                                                               null,
+                                                                                                               (AssessmentSectionCategoryWaveConditionsInput) null,
                                                                                                                waveConditionsOutputCollection,
                                                                                                                CoverType.Asphalt);