On Tue, Jul 8, 2014 at 9:39 PM, Volker Schmidt <vosc...@gmail.com> wrote: > The combination of tracktype, surface and smoothness could fit the bill.
You cannot expect that any renderer will be able to display all possible combinations of these three keys and dozen values. Or you map is unreadable. > However smoothness values are ill-defined and would need more objective > classification, but they also refer to things like high-clearance vehicles > http://wiki.openstreetmap.org/wiki/Key:smoothness Excepted if you can provide a special device measuring the road smoothness, it will never be objective. Forget the "smoothness" tag please. We might replace it by the 4wd tag (but it's only a partial solution) or another passable tag (for city car, 4wd, mtb, etc) Pieren _______________________________________________ Tagging mailing list Tagging@openstreetmap.org https://lists.openstreetmap.org/listinfo/tagging