Index: Ringtoets/Piping/src/Ringtoets.Piping.Forms/PipingCalculationConfigurationHelper.cs
===================================================================
diff -u -r7ae9100ff4e61169edcefaeb01b72d492431742f -r022f34b88de641b0b3b263b8eef61f57980f7891
--- Ringtoets/Piping/src/Ringtoets.Piping.Forms/PipingCalculationConfigurationHelper.cs	(.../PipingCalculationConfigurationHelper.cs)	(revision 7ae9100ff4e61169edcefaeb01b72d492431742f)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Forms/PipingCalculationConfigurationHelper.cs	(.../PipingCalculationConfigurationHelper.cs)	(revision 022f34b88de641b0b3b263b8eef61f57980f7891)
@@ -26,7 +26,9 @@
 using Core.Common.Base.Geometry;
 using log4net;
 using Ringtoets.Common.Data.Calculation;
+using Ringtoets.Common.Data.Hydraulics;
 using Ringtoets.Common.Forms.Helpers;
+using Ringtoets.Common.Forms.UITypeEditors;
 using Ringtoets.Piping.Data;
 using Ringtoets.Piping.Forms.Properties;
 using Ringtoets.Piping.Primitives;
@@ -111,6 +113,24 @@
                                       .ToList();
         }
 
+        /// <summary>
+        /// Gets the sorted selectable hydraulic boundary locations from <paramref name="hydraulicBoundaryLocations"/>.
+        /// </summary>
+        /// <param name="hydraulicBoundaryLocations">The available hydraulic boudnary locations.</param>
+        /// <param name="surfaceLine">The reference point to which the distance needs to be 
+        /// calculated in <see cref="SelectableHydraulicBoundaryLocation"/>.</param>
+        /// <returns>An ordered list of selectable hydraulic boundary locations.</returns>
+        public static IEnumerable<SelectableHydraulicBoundaryLocation> GetSelectableHydraulicBoundaryLocations(
+            IEnumerable<HydraulicBoundaryLocation> hydraulicBoundaryLocations, RingtoetsPipingSurfaceLine surfaceLine)
+        {
+            Point2D referencePoint = surfaceLine != null
+                                         ? surfaceLine.ReferenceLineIntersectionWorldPoint
+                                         : null;
+            return hydraulicBoundaryLocations.Select(hbl => new SelectableHydraulicBoundaryLocation(hbl, referencePoint))
+                                                      .OrderBy(hbl => hbl.Distance)
+                                                      .ThenBy(hbl => hbl.HydraulicBoundaryLocation.Id);
+        }
+
         private static CalculationGroup CreateCalculationGroup(RingtoetsPipingSurfaceLine surfaceLine, IEnumerable<StochasticSoilModel> soilModels, GeneralPipingInput generalInput)
         {
             var calculationGroup = new CalculationGroup(surfaceLine.Name, true);