[Tagging] length=

[fly]

Am 27.01.2015 um 16:34 schrieb Martin Vonwald:
> 2015-01-27 16:26 GMT+01:00 François Lacombe <fl.infosreseaux at gmail.com
> <mailto:fl.infosreseaux at gmail.com>>:
> 
>     In my mind, a road climbing a mountain won't have the same length in
>     reality than in the DB : the Z dimension may have influence too.
> 
> 
> Ok - understood. Although I doubt, that there is real usage for that
> example. But I had a quick look in overpass: besides aeroways it is
> quite often used on bridges and tunnels, where the actual (official)
> length can be observed. Makes sense.

But how to handle it one ways considering splitting and combining ways ?

For bridges and tunnels this info belongs to the area or the relation
but not to an unclosed linear way.

About aeroways we already have an own thread as we have more problems
with them.

cu fly