I'd vote for 30mph (no space), and locally (Oxford) we'll hopefully have cause to be using maxspeed=20mph for quite a lot of residentials, quite soon...
It should be the digits on the sign. There might be a case for a different tag (maxspeedmph=30, say), but maxspeed=30mph is just as good. Richard
_______________________________________________ Talk-GB mailing list Talk-GB@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk-gb
