Personally I never noticed it, but a forum.osm.org post [1] indicates that the default style does not use the width of waterways like rivers. Is this a bug, or does Mkgmap not support the width tag?
[1] http://forum.openstreetmap.org/viewtopic.php?id=4612 _______________________________________________ mkgmap-dev mailing list mkgmap-dev@lists.mkgmap.org.uk http://www.mkgmap.org.uk/mailman/listinfo/mkgmap-dev
