Index: Ringtoets/Piping/src/Ringtoets.Piping.Forms/PipingCalculationConfigurationHelper.cs
===================================================================
diff -u -r3462d84f3304a35ba5ce26c7d3afc9c31cdf9205 -rc046d22cfc010414d21bda8cc15806530e315ca3
--- Ringtoets/Piping/src/Ringtoets.Piping.Forms/PipingCalculationConfigurationHelper.cs	(.../PipingCalculationConfigurationHelper.cs)	(revision 3462d84f3304a35ba5ce26c7d3afc9c31cdf9205)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Forms/PipingCalculationConfigurationHelper.cs	(.../PipingCalculationConfigurationHelper.cs)	(revision c046d22cfc010414d21bda8cc15806530e315ca3)
@@ -121,6 +121,23 @@
             return soilModelObjectsForCalculation;
         }
 
+        /// <summary>
+        /// Determines if the surfaceline of a calculation is instersecting with the section reference line.
+        /// </summary>
+        /// <param name="surfaceLine">The calculation surface line.</param>
+        /// <param name="lineSegments">The line segments that defines the reference line.</param>
+        /// <returns><c>true</c> when intersecting. <c>false</c> otherwise.</returns>
+        /// <exception cref="InvalidOperationException">Thrown when <paramref name="lineSegments"/> contains no elements.</exception>
+        public static bool IsSurfaceLineIntersectionWithReferenceLineInSection(RingtoetsPipingSurfaceLine surfaceLine, IEnumerable<Segment2D> lineSegments)
+        {
+            if (surfaceLine == null)
+            {
+                return false;
+            }
+            var minimalDistance = lineSegments.Min(segment => segment.GetEuclideanDistanceToPoint(surfaceLine.ReferenceLineIntersectionWorldPoint));
+            return minimalDistance < 1.0e-6;
+        }
+
         private static IPipingCalculationItem CreateCalculationGroup(RingtoetsPipingSurfaceLine surfaceLine, IEnumerable<StochasticSoilModel> soilModels, GeneralPipingInput generalInput, SemiProbabilisticPipingInput semiProbabilisticInput)
         {
             var pipingCalculationGroup = new PipingCalculationGroup(surfaceLine.Name, true);