diff --git a/src/pathfinder/pathfinder_type.h b/src/pathfinder/pathfinder_type.h
--- a/src/pathfinder/pathfinder_type.h
+++ b/src/pathfinder/pathfinder_type.h
@@ -12,6 +12,32 @@
 #ifndef PATHFINDER_TYPE_H
 #define PATHFINDER_TYPE_H
 
+/** Length (penalty) of one tile with NPF */
+static const int NPF_TILE_LENGTH = 100;
+
+/**
+ * This penalty is the equivalent of "infite", which means that paths that
+ * get this penalty will be chosen, but only if there is no other route
+ * without it. Be careful with not applying this penalty to often, or the
+ * total path cost might overflow..
+ */
+static const int NPF_INFINITE_PENALTY = 1000 * NPF_TILE_LENGTH;
+
+
+/** Length (penalty) of one tile with YAPF */
+static const int YAPF_TILE_LENGTH = 100;
+
+/** Length (penalty) of a corner with YAPF */
+static const int YAPF_TILE_CORNER_LENGTH = 71;
+
+/**
+ * This penalty is the equivalent of "infite", which means that paths that
+ * get this penalty will be chosen, but only if there is no other route
+ * without it. Be careful with not applying this penalty to often, or the
+ * total path cost might overflow..
+ */
+static const int YAPF_INFINITE_PENALTY = 1000 * YAPF_TILE_LENGTH;
+
 /**
  * Helper container to find a depot
  */