Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs
===================================================================
diff -u -r509e11006e2a4dd1db6f9dd03271b1a5c8dd7790 -r24ef82baac0966895b34ff927c61e560509806a6
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs	(.../MacroStabilityInwardsCalculationService.cs)	(revision 509e11006e2a4dd1db6f9dd03271b1a5c8dd7790)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Service/MacroStabilityInwardsCalculationService.cs	(.../MacroStabilityInwardsCalculationService.cs)	(revision 24ef82baac0966895b34ff927c61e560509806a6)
@@ -238,7 +238,7 @@
 
         private static bool IsPointNearSoilSegments(Point2D surfaceLinePoint, IEnumerable<Segment2D> soilSegments)
         {
-            foreach (Segment2D soilSegment in soilSegments)
+            foreach (Segment2D soilSegment in soilSegments.Where(s => !s.IsVertical()))
             {
                 double distance = soilSegment.GetEuclideanDistanceToPoint(surfaceLinePoint);