[Tagging] tunnel=culvert

Florian Lohoff f at zz.de
Sun Oct 25 10:04:08 UTC 2015

On Sat, Oct 24, 2015 at 11:44:17PM -0700, GerdP wrote:
> Hi all,
> up to now I've used tunnel=culvert 
> http://wiki.openstreetmap.org/wiki/Tag:tunnel=culvert
> like this:
> 1) JOSM warns that a waterway and highway are crossing
> 2) I split the waterway into 3 parts and add 
> tunnel=yes, layer=-1 to the short one in the middle (or 
> split the road and add bridge=yes,layer=1)
> Now I noticed that the wiki also "allows" to use tunnel=culvert
> on a node, but this is rarely used 
> (taginfo shows 945 tags on nodes and > 305.000 on ways) 
> I wonder why. The usage of a node seems to be clearer for me,
> at least in those cases where the tunnel is almost as broad as the 
> road. In my eyes it is the same case as with a 

But our model only marks the CENTER of the road not its extent.
So making it a node would mean you have an tunnel= with an extent/length
of near 0 ...

Florian Lohoff                                                 f at zz.de
      We need to self-defend - GnuPG/PGP enable your email today!
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