I'd say an international airport has customs stations. On Jul 2, 2014 12:06 PM, "Martin Koppenhoefer" <dieterdre...@gmail.com> wrote:
> > 2014-07-02 18:32 GMT+02:00 John Packer <john.pack...@gmail.com>: > >> An airport is a special kind of aerodrome, and I think it is poorly >> documented on the wiki how to tag it. >> > > > From previous discussions I think I remember that it isn't clear what an > "airport" is. Most if not all our "aerodromes" are probably airports, and > also the helipads are probably airports according to the wikipedia > definition of airport. > > > > >> Looking at taginfo, it becomes clear that international aerodromes can be >> tagged with aerodrome=international. I assume most (if not all) >> international aerodromes are public airports. >> > > > What does an airport make "international"? If there once has flewn an > aircraft into another country? Or must there be a scheduled flight into > another country? Or a certain amount of such scheduled flights? > > > >> Private aerodromes (common inside some farms in Brazil) would be >> aerodrome=private, and military aerodromes would be aerodrome=military. So >> far so good. >> > > > is "private" about the ownership? Have a look at Fraport AG, the operator > of Frankfurt Airport (biggest German airport) and traded at Frankfurt Stock > Exchange. http://en.wikipedia.org/wiki/Fraport it is both, publicly and > privately owned (majority is public ownership currently), would the > Frankfurt Airport become private in OSM if the government decided to sell a > bigger share of it? > "airport=international;private"? > > Previous discussions ended up with the conclusion that it would be better > to have the details mapped (e.g. number and size/shape of runways, > encompassing polygon (!) for the airport itself) so that you could > elaborate this information to estimate the importance. Unfortunately it > seems quite expensive to do this on the fly, hence the missing progress in > airport rendering at low zoom scales so far. That's why I agree with you > that some basic tags could help the renderer (e.g. osm-carto) to achieve > better rendering. > > Even a very simple metric (airports bigger than x and mapped as an area) > might already improve the current rendering situation. > > cheers, > Martin > > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging > >
_______________________________________________ Tagging mailing list Tagging@openstreetmap.org https://lists.openstreetmap.org/listinfo/tagging
