Index: Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Data/GeneralMacroStabilityInwardsInput.cs
===================================================================
diff -u -r3435ec516fda1313250e5ce2268347c73c0d3883 -r91b84db16bc1e13db9430f1de9bf6cfac34f4c43
--- Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Data/GeneralMacroStabilityInwardsInput.cs	(.../GeneralMacroStabilityInwardsInput.cs)	(revision 3435ec516fda1313250e5ce2268347c73c0d3883)
+++ Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Data/GeneralMacroStabilityInwardsInput.cs	(.../GeneralMacroStabilityInwardsInput.cs)	(revision 91b84db16bc1e13db9430f1de9bf6cfac34f4c43)
@@ -44,6 +44,11 @@
         public double ModelFactor { get; }
 
         /// <summary>
+        /// Gets whether the length effect should be applied in the section.
+        /// </summary>
+        public bool ApplyLengthEffectInSection => true;
+
+        /// <summary>
         /// Gets the volumetric weight of water.
         /// </summary>
         public double WaterVolumetricWeight { get; }
Index: Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Forms/PropertyClasses/MacroStabilityInwardsFailurePathProperties.cs
===================================================================
diff -u -r26f427a7724ebe6e50c0d83fd87156df30f17e9c -r91b84db16bc1e13db9430f1de9bf6cfac34f4c43
--- Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Forms/PropertyClasses/MacroStabilityInwardsFailurePathProperties.cs	(.../MacroStabilityInwardsFailurePathProperties.cs)	(revision 26f427a7724ebe6e50c0d83fd87156df30f17e9c)
+++ Riskeer/MacroStabilityInwards/src/Riskeer.MacroStabilityInwards.Forms/PropertyClasses/MacroStabilityInwardsFailurePathProperties.cs	(.../MacroStabilityInwardsFailurePathProperties.cs)	(revision 91b84db16bc1e13db9430f1de9bf6cfac34f4c43)
@@ -196,7 +196,7 @@
         {
             get
             {
-                return true;
+                return data.GeneralInput.ApplyLengthEffectInSection;
             }
         }
 
Index: Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.Data.Test/GeneralMacroStabilityInwardsInputTest.cs
===================================================================
diff -u -r80c53924c7488a48f8148ba8b73260446a262883 -r91b84db16bc1e13db9430f1de9bf6cfac34f4c43
--- Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.Data.Test/GeneralMacroStabilityInwardsInputTest.cs	(.../GeneralMacroStabilityInwardsInputTest.cs)	(revision 80c53924c7488a48f8148ba8b73260446a262883)
+++ Riskeer/MacroStabilityInwards/test/Riskeer.MacroStabilityInwards.Data.Test/GeneralMacroStabilityInwardsInputTest.cs	(.../GeneralMacroStabilityInwardsInputTest.cs)	(revision 91b84db16bc1e13db9430f1de9bf6cfac34f4c43)
@@ -37,6 +37,7 @@
             Assert.IsInstanceOf<IGeneralMacroStabilityInwardsWaternetInput>(inputParameters);
             Assert.AreEqual(1.06, inputParameters.ModelFactor);
             Assert.AreEqual(9.81, inputParameters.WaterVolumetricWeight);
+            Assert.IsTrue(inputParameters.ApplyLengthEffectInSection);
         }
     }
 }
\ No newline at end of file
Index: Riskeer/Piping/src/Riskeer.Piping.Data/GeneralPipingInput.cs
===================================================================
diff -u -rc37eebd9171a53987f5929013edbe3d82e618ed0 -r91b84db16bc1e13db9430f1de9bf6cfac34f4c43
--- Riskeer/Piping/src/Riskeer.Piping.Data/GeneralPipingInput.cs	(.../GeneralPipingInput.cs)	(revision c37eebd9171a53987f5929013edbe3d82e618ed0)
+++ Riskeer/Piping/src/Riskeer.Piping.Data/GeneralPipingInput.cs	(.../GeneralPipingInput.cs)	(revision 91b84db16bc1e13db9430f1de9bf6cfac34f4c43)
@@ -72,6 +72,11 @@
 
         #endregion
 
+        /// <summary>
+        /// Gets whether the length effect should be applied in the section.
+        /// </summary>
+        public bool ApplyLengthEffectInSection => true;
+
         #region General parameters (used by multiple calculations)
 
         private static readonly Range<RoundedDouble> waterVolumetricWeightValidityRange = new Range<RoundedDouble>(new RoundedDouble(waterVolumicWeightNumberOfDecimalPlaces),
Index: Riskeer/Piping/src/Riskeer.Piping.Forms/PropertyClasses/PipingFailurePathProperties.cs
===================================================================
diff -u -r26f427a7724ebe6e50c0d83fd87156df30f17e9c -r91b84db16bc1e13db9430f1de9bf6cfac34f4c43
--- Riskeer/Piping/src/Riskeer.Piping.Forms/PropertyClasses/PipingFailurePathProperties.cs	(.../PipingFailurePathProperties.cs)	(revision 26f427a7724ebe6e50c0d83fd87156df30f17e9c)
+++ Riskeer/Piping/src/Riskeer.Piping.Forms/PropertyClasses/PipingFailurePathProperties.cs	(.../PipingFailurePathProperties.cs)	(revision 91b84db16bc1e13db9430f1de9bf6cfac34f4c43)
@@ -196,7 +196,7 @@
         {
             get
             {
-                return true;
+                return data.GeneralInput.ApplyLengthEffectInSection;
             }
         }
 
Index: Riskeer/Piping/test/Riskeer.Piping.Data.Test/GeneralPipingInputTest.cs
===================================================================
diff -u -rc37eebd9171a53987f5929013edbe3d82e618ed0 -r91b84db16bc1e13db9430f1de9bf6cfac34f4c43
--- Riskeer/Piping/test/Riskeer.Piping.Data.Test/GeneralPipingInputTest.cs	(.../GeneralPipingInputTest.cs)	(revision c37eebd9171a53987f5929013edbe3d82e618ed0)
+++ Riskeer/Piping/test/Riskeer.Piping.Data.Test/GeneralPipingInputTest.cs	(.../GeneralPipingInputTest.cs)	(revision 91b84db16bc1e13db9430f1de9bf6cfac34f4c43)
@@ -72,6 +72,7 @@
             Assert.AreEqual(9.81, inputParameters.Gravity);
             Assert.AreEqual(2.08e-4, inputParameters.MeanDiameter70);
             Assert.AreEqual(0.3, inputParameters.SellmeijerReductionFactor);
+            Assert.IsTrue(inputParameters.ApplyLengthEffectInSection);
         }
 
         [Test]