[Tagging] Surface on turning circles

LeTopographeFou letopographefou at gmail.com
Wed Jan 2 18:47:32 UTC 2019

My understanding is that surface=* can be used to describe any type of 
surface of a way/node, so yes it is ok to use it for turning_circle even 
if the Wiki might not explicitely suggest it (feel free to edit it).


Le 02/01/2019 à 19:23, Tod Fitch a écrit :
> I am implementing a map rendering that differentiates roads based the type of surface. A number of these roads have turning circles which I would like to render too and I’d like to base the rendering on the surface.
> Looking at the wiki page for turning_circle [1] and at taginfo [2] it appears that there has been no discussion or use of a surface tag on a point tagged as highway=turning_circle.
> I suspect there are cases where a turning circle’s surface may not match the surface of the roadway so even if I could figure out how to determine the surface of the highway way the node was on it would not be a solution.
> So, what is the opinion on adding to the turning_circle wiki page a section on tagging its surface? My thought would be to simply use the same surface tagging as for a highway way [3]
> Thanks!
> [1] https://wiki.openstreetmap.org/wiki/Tag:highway%3Dturning_circle
> [2] https://taginfo.openstreetmap.org/tags/?key=highway&value=turning_circle#combinations
> [3] https://wiki.openstreetmap.org/wiki/Key:surface
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