Index: Ringtoets/Revetment/src/Ringtoets.Revetment.IO/WaveConditionsInputConfigurationSchemaIdentifiers.cs
===================================================================
diff -u -r0e700dc5121b8f56c96d1d552056bbe6ebe29300 -r90555cd02cecb2d187e60946deb3d5415cbb3b18
--- Ringtoets/Revetment/src/Ringtoets.Revetment.IO/WaveConditionsInputConfigurationSchemaIdentifiers.cs	(.../WaveConditionsInputConfigurationSchemaIdentifiers.cs)	(revision 0e700dc5121b8f56c96d1d552056bbe6ebe29300)
+++ Ringtoets/Revetment/src/Ringtoets.Revetment.IO/WaveConditionsInputConfigurationSchemaIdentifiers.cs	(.../WaveConditionsInputConfigurationSchemaIdentifiers.cs)	(revision 90555cd02cecb2d187e60946deb3d5415cbb3b18)
@@ -90,5 +90,24 @@
         /// The tag of elements containing the value indicating whether to use break water.
         /// </summary>
         internal const string UseForeshore = "voorlandgebruiken";
+
+        /// <summary>
+        /// The possible content of the <see cref="BreakWaterType"/> element indicating a
+        /// caisson type of break water.
+        /// </summary>
+        internal const string BreakWaterCaisson = "caisson";
+
+        /// <summary>
+        /// The possible content of the <see cref="BreakWaterType"/> element indicating a
+        /// dam type of break water.
+        /// </summary>
+        internal const string BreakWaterDam = "havendam";
+
+        /// <summary>
+        /// The possible content of the <see cref="BreakWaterType"/> element indicating a
+        /// wall type of break water.
+        /// </summary>
+        internal const string BreakWaterWall = "verticalewand";
+
     }
 }
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