On Thu, 2014-08-07 at 17:53 +0200, Martin Koppenhoefer wrote: > > 2014-08-07 17:25 GMT+02:00 Richard Z. <ricoz....@gmail.com>: > > Wondering what to do with that? With just 687 objects > worldwide the problem > would be easily fixable.. just how? > > > I think tagging the type of bridge as road attribute might be an > exxageration. We should start mapping bridges as objects (area) and > then add relevant detail like bridge typology to this. Maybe > man_made=bridge? and bridge:type? This object could get further > attributes so that they can be combined. Current bridge values (the > road attribute) are a mess: > http://taginfo.openstreetmap.org/keys/bridge#values > > viaduct > 39 055 > 1.76% > ✔ > A ''long'' rail, > road, or other > bridge made up of > many short spans. > no > 6 987 > 0.32% > - > > suspension > 2 035 > 0.09% > ✔ > > aqueduct > 1 821 > 0.08% > - > > abandoned > 776 > 0.04% > - > > culvert > 734 > 0.03% > - > > swing > > > > "culvert" isn't a bridge type at all (in my understanding), neither is > aqueduct. IMHO we should distinguish between different aspects (there > is not 1 bridge typology, but there are more systems, e.g. by type of > construction and construction material, by shape, by > function/features, etc.). See also here for reference: > https://en.wikipedia.org/wiki/Bridge#Types_of_bridges > >
An aqueduct is definitely a type of bridge, i.e. one carrying a waterway, usually a canal over a road, river or valley. The most famous, and scariest of them all http://en.wikipedia.org/wiki/Pontcysyllte_Aqueduct Phil (trigpoint) _______________________________________________ Tagging mailing list Tagging@openstreetmap.org https://lists.openstreetmap.org/listinfo/tagging
