Index: Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Service/ClosingStructuresCalculationService.cs
===================================================================
diff -u -r3e2b418a9bbc27e2e990b15325b1350e6d56dc3d -r2ebc37cd8cfea18e73b2db4975be5a48272ba9ba
--- Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Service/ClosingStructuresCalculationService.cs	(.../ClosingStructuresCalculationService.cs)	(revision 3e2b418a9bbc27e2e990b15325b1350e6d56dc3d)
+++ Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Service/ClosingStructuresCalculationService.cs	(.../ClosingStructuresCalculationService.cs)	(revision 2ebc37cd8cfea18e73b2db4975be5a48272ba9ba)
@@ -52,7 +52,7 @@
         private bool canceled;
 
         /// <summary>
-        /// Performs a height structures calculation based on the supplied <see cref="StructuresCalculation{T}"/> and sets 
+        /// Performs a closing structures calculation based on the supplied <see cref="StructuresCalculation{T}"/> and sets 
         /// <see cref="StructuresCalculation{T}.Output"/> if the calculation was successful. Error and status information is 
         /// logged during the execution of the operation.
         /// </summary>
Index: Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Service/ClosingStructuresDataSynchronizationService.cs
===================================================================
diff -u -rab20c4eb4ca81bd3845d50210d2bdb301177af6a -r2ebc37cd8cfea18e73b2db4975be5a48272ba9ba
--- Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Service/ClosingStructuresDataSynchronizationService.cs	(.../ClosingStructuresDataSynchronizationService.cs)	(revision ab20c4eb4ca81bd3845d50210d2bdb301177af6a)
+++ Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Service/ClosingStructuresDataSynchronizationService.cs	(.../ClosingStructuresDataSynchronizationService.cs)	(revision 2ebc37cd8cfea18e73b2db4975be5a48272ba9ba)
@@ -122,7 +122,7 @@
                 throw new ArgumentNullException("failureMechanism");
             }
 
-            Collection<StructuresCalculation<ClosingStructuresInput>> affectedItems = new Collection<StructuresCalculation<ClosingStructuresInput>>();
+            var affectedItems = new Collection<StructuresCalculation<ClosingStructuresInput>>();
 
             foreach (var calculation in failureMechanism.Calculations.Cast<StructuresCalculation<ClosingStructuresInput>>())
             {
Index: Ringtoets/Common/src/Ringtoets.Common.Service/DesignWaterLevelCalculationActivity.cs
===================================================================
diff -u -r16cb360eae0014270ebb6700054afdbbd565ae65 -r2ebc37cd8cfea18e73b2db4975be5a48272ba9ba
--- Ringtoets/Common/src/Ringtoets.Common.Service/DesignWaterLevelCalculationActivity.cs	(.../DesignWaterLevelCalculationActivity.cs)	(revision 16cb360eae0014270ebb6700054afdbbd565ae65)
+++ Ringtoets/Common/src/Ringtoets.Common.Service/DesignWaterLevelCalculationActivity.cs	(.../DesignWaterLevelCalculationActivity.cs)	(revision 2ebc37cd8cfea18e73b2db4975be5a48272ba9ba)
@@ -92,6 +92,8 @@
             }
             else
             {
+                RingtoetsCommonDataSynchronizationService.ClearDesignWaterLevel(hydraulicBoundaryLocation);
+
                 calculationService.Calculate(
                     hydraulicBoundaryLocation,
                     hydraulicBoundaryDatabaseFilePath,
Index: Ringtoets/Common/src/Ringtoets.Common.Service/WaveHeightCalculationActivity.cs
===================================================================
diff -u -r16cb360eae0014270ebb6700054afdbbd565ae65 -r2ebc37cd8cfea18e73b2db4975be5a48272ba9ba
--- Ringtoets/Common/src/Ringtoets.Common.Service/WaveHeightCalculationActivity.cs	(.../WaveHeightCalculationActivity.cs)	(revision 16cb360eae0014270ebb6700054afdbbd565ae65)
+++ Ringtoets/Common/src/Ringtoets.Common.Service/WaveHeightCalculationActivity.cs	(.../WaveHeightCalculationActivity.cs)	(revision 2ebc37cd8cfea18e73b2db4975be5a48272ba9ba)
@@ -92,6 +92,8 @@
             }
             else
             {
+                RingtoetsCommonDataSynchronizationService.ClearWaveHeight(hydraulicBoundaryLocation);
+
                 calculationService.Calculate(
                     hydraulicBoundaryLocation,
                     hydraulicBoundaryDatabaseFilePath,
Index: Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Service/GrassCoverErosionOutwardsWaveConditionsCalculationActivity.cs
===================================================================
diff -u -r16cb360eae0014270ebb6700054afdbbd565ae65 -r2ebc37cd8cfea18e73b2db4975be5a48272ba9ba
--- Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Service/GrassCoverErosionOutwardsWaveConditionsCalculationActivity.cs	(.../GrassCoverErosionOutwardsWaveConditionsCalculationActivity.cs)	(revision 16cb360eae0014270ebb6700054afdbbd565ae65)
+++ Ringtoets/GrassCoverErosionOutwards/src/Ringtoets.GrassCoverErosionOutwards.Service/GrassCoverErosionOutwardsWaveConditionsCalculationActivity.cs	(.../GrassCoverErosionOutwardsWaveConditionsCalculationActivity.cs)	(revision 2ebc37cd8cfea18e73b2db4975be5a48272ba9ba)
@@ -87,6 +87,8 @@
         protected override void PerformCalculation()
         {
             calculationService.OnProgress = UpdateProgressText;
+
+            GrassCoverErosionOutwardsDataSynchronizationService.ClearWaveConditionsCalculationOutput(calculation);
             calculationService.Calculate(
                 calculation, failureMechanism, assessmentSection, hlcdFilePath);
         }
Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Service/packages.config
===================================================================
diff -u -r048ca910b1d2e3ddcd6a59eea8b6ccf2bdf63116 -r2ebc37cd8cfea18e73b2db4975be5a48272ba9ba
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Service/packages.config	(.../packages.config)	(revision 048ca910b1d2e3ddcd6a59eea8b6ccf2bdf63116)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Service/packages.config	(.../packages.config)	(revision 2ebc37cd8cfea18e73b2db4975be5a48272ba9ba)
@@ -1,4 +1,5 @@
-<?xml version="1.0" encoding="utf-8"?><!--
+<?xml version="1.0" encoding="utf-8"?>
+<!--
 Copyright (C) Stichting Deltares 2016. All rights reserved.
 
 This file is part of Ringtoets.
Index: Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Service/StabilityStoneCoverWaveConditionsCalculationActivity.cs
===================================================================
diff -u -r16cb360eae0014270ebb6700054afdbbd565ae65 -r2ebc37cd8cfea18e73b2db4975be5a48272ba9ba
--- Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Service/StabilityStoneCoverWaveConditionsCalculationActivity.cs	(.../StabilityStoneCoverWaveConditionsCalculationActivity.cs)	(revision 16cb360eae0014270ebb6700054afdbbd565ae65)
+++ Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Service/StabilityStoneCoverWaveConditionsCalculationActivity.cs	(.../StabilityStoneCoverWaveConditionsCalculationActivity.cs)	(revision 2ebc37cd8cfea18e73b2db4975be5a48272ba9ba)
@@ -86,6 +86,8 @@
         protected override void PerformCalculation()
         {
             calculationService.OnProgress = UpdateProgressText;
+
+            StabilityStoneCoverDataSynchronizationService.ClearWaveConditionsCalculationOutput(calculation);
             calculationService.Calculate(
                 calculation, assessmentSection, failureMechanism.GeneralInput, hlcdFilePath);
         }
Index: Ringtoets/WaveImpactAsphaltCover/src/Ringtoets.WaveImpactAsphaltCover.Service/WaveImpactAsphaltCoverWaveConditionsCalculationActivity.cs
===================================================================
diff -u -r16cb360eae0014270ebb6700054afdbbd565ae65 -r2ebc37cd8cfea18e73b2db4975be5a48272ba9ba
--- Ringtoets/WaveImpactAsphaltCover/src/Ringtoets.WaveImpactAsphaltCover.Service/WaveImpactAsphaltCoverWaveConditionsCalculationActivity.cs	(.../WaveImpactAsphaltCoverWaveConditionsCalculationActivity.cs)	(revision 16cb360eae0014270ebb6700054afdbbd565ae65)
+++ Ringtoets/WaveImpactAsphaltCover/src/Ringtoets.WaveImpactAsphaltCover.Service/WaveImpactAsphaltCoverWaveConditionsCalculationActivity.cs	(.../WaveImpactAsphaltCoverWaveConditionsCalculationActivity.cs)	(revision 2ebc37cd8cfea18e73b2db4975be5a48272ba9ba)
@@ -88,6 +88,8 @@
         protected override void PerformCalculation()
         {
             calculationService.OnProgress = UpdateProgressText;
+
+            WaveImpactAsphaltCoverDataSynchronizationService.ClearWaveConditionsCalculationOutput(calculation);
             calculationService.Calculate(
                 calculation, assessmentSection, failureMechanism.GeneralInput, hlcdFilePath);
         }