Index: Ringtoets/Revetment/src/Ringtoets.Revetment.IO/Readers/WaveConditionsCalculationConfigurationReader.cs
===================================================================
diff -u -r9b6fa40a91299ecbbaffdbc79faf904b6c492d2f -r29289635457e7d05e24c8fb923e0c6f56f152add
--- Ringtoets/Revetment/src/Ringtoets.Revetment.IO/Readers/WaveConditionsCalculationConfigurationReader.cs	(.../WaveConditionsCalculationConfigurationReader.cs)	(revision 9b6fa40a91299ecbbaffdbc79faf904b6c492d2f)
+++ Ringtoets/Revetment/src/Ringtoets.Revetment.IO/Readers/WaveConditionsCalculationConfigurationReader.cs	(.../WaveConditionsCalculationConfigurationReader.cs)	(revision 29289635457e7d05e24c8fb923e0c6f56f152add)
@@ -23,8 +23,11 @@
 using System.Collections.Generic;
 using System.Xml.Linq;
 using Core.Common.Base.IO;
+using Ringtoets.Common.Data.DikeProfiles;
+using Ringtoets.Common.IO;
 using Ringtoets.Common.IO.Readers;
 using Ringtoets.Common.IO.Schema;
+using Ringtoets.Revetment.Data;
 using Ringtoets.Revetment.IO.Properties;
 using RingtoestCommonIOResources = Ringtoets.Common.IO.Properties.Resources;
 
@@ -83,11 +86,11 @@
                 LowerBoundaryRevetment = calculationElement.GetDoubleValueFromDescendantElement(WaveConditionsCalculationConfigurationSchemaIdentifiers.LowerBoundaryRevetment),
                 UpperBoundaryWaterLevels = calculationElement.GetDoubleValueFromDescendantElement(WaveConditionsCalculationConfigurationSchemaIdentifiers.UpperBoundaryWaterLevels),
                 LowerBoundaryWaterLevels = calculationElement.GetDoubleValueFromDescendantElement(WaveConditionsCalculationConfigurationSchemaIdentifiers.LowerBoundaryWaterLevels),
-                StepSize = calculationElement.GetDoubleValueFromDescendantElement(WaveConditionsCalculationConfigurationSchemaIdentifiers.StepSize),
+                StepSize = (WaveConditionsInputStepSize?) calculationElement.GetConvertedValueFromDescendantElement<WaveConditionsInputStepSizeConverter>(WaveConditionsCalculationConfigurationSchemaIdentifiers.StepSize),
                 ForeshoreProfile = calculationElement.GetStringValueFromDescendantElement(WaveConditionsCalculationConfigurationSchemaIdentifiers.ForeshoreProfile),
                 Orientation = calculationElement.GetDoubleValueFromDescendantElement(ConfigurationSchemaIdentifiers.Orientation),
                 UseBreakWater = calculationElement.GetBoolValueFromDescendantElement(ConfigurationSchemaIdentifiers.UseBreakWater),
-                BreakWaterType = calculationElement.GetStringValueFromDescendantElement(ConfigurationSchemaIdentifiers.BreakWaterType),
+                BreakWaterType = (BreakWaterType?)calculationElement.GetConvertedValueFromDescendantElement<BreakWaterTypeConverter>(ConfigurationSchemaIdentifiers.BreakWaterType),
                 BreakWaterHeight = calculationElement.GetDoubleValueFromDescendantElement(ConfigurationSchemaIdentifiers.BreakWaterHeight),
                 UseForeshore = calculationElement.GetBoolValueFromDescendantElement(ConfigurationSchemaIdentifiers.UseForeshore)
             };