[Tagging] area=yes on polygones (was Block names)

Nathan Edgars II neroute2 at gmail.com
Wed Apr 25 09:43:14 BST 2012

On 4/25/2012 3:39 AM, Pieren wrote:
> On Wed, Apr 25, 2012 at 3:46 AM, Nathan Edgars II<neroute2 at gmail.com>  wrote:
>> It's not highway only. For example, it can be used on railway=platform:
>> http://www.openstreetmap.org/browse/way/94063273
>> or man_made=pier: http://www.openstreetmap.org/browse/way/71124853
> Thanks for pointing that out. I see that silently, the meaning of the
> tag area has been modified by certain people on the wiki. I modified
> the wiki about "platform":
> http://wiki.openstreetmap.org/wiki/Tag:railway%3Dplatform
> We cannot accept that the tag "area=yes" is required for all polygons.
> This has never been the case. It was introduced only when the main tag
> about a closed loop was non-deterministic (tracing a centre line or a
> perimeter). We don't do that for car parks, buildings, etc. I don't
> see why we should create an exception for railway platforms.

Because a railway platform is usually drawn as a single line (as is a 
pier). Omitting area=yes gives a hole in the middle.

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