Index: src/Deltares.DSoilModel.Data/DSoilModelProject.cs
===================================================================
diff -u -r540 -r547
--- src/Deltares.DSoilModel.Data/DSoilModelProject.cs	(.../DSoilModelProject.cs)	(revision 540)
+++ src/Deltares.DSoilModel.Data/DSoilModelProject.cs	(.../DSoilModelProject.cs)	(revision 547)
@@ -1331,7 +1331,7 @@
         {
             // valid coordinate range taken from wikipedia: https://nl.wikipedia.org/wiki/Rijksdriehoeksco%C3%B6rdinaten#Geldigheidsgebied
             const double xRdMin = -7000;
-            const double xRdMax = +300;
+            const double xRdMax = 300000;
             const double yRdMin = 289000;
             const double yRdMax = 629000;