[Tagging] Tags useful for rendering of roads in poor conditions

[malenki]

Fernando Trebien wrote on Sat, 4 Jan 2014 10:00:34 -0200:

>So, let me know if you disagree with this summary. "Highway" here
>excludes highway=track and highway=path.
>
>A highway is "bad" (significantly worse for most people than its best
>possible state) when it contains any of the following tags:
>
>- tracktype=grade2/grade3/grade4/grade5
>- smoothness=bad/very_bad/horrible/very_horrible/impassable
>- surface=ground/dirt/earth/sand/grass

I personally would exclude "grade2" as definition for "really bad
highway" For the rest I agree.


>A highway is also "potentially bad" (perhaps under bad weather) if it
>contains surface=unpaved/gravel/fine_gravel/pebblestone/compacted. *

Agree

>A highway=residential/living_street/pedestrian/service/cycleway is
>also "potentially bad" if it contains any of these other tags:
>
>- mtb:scale=1/2/3/4/5/6
>- sac_scale=T2/T3/T4/T5/T6

I personally doubt that mtb:scale and sac_scale should be used on living
streets and such.

>- wheelchair=no

Agree