[OSM-talk] Residential road on a hill

SLXViper SLXViper at gmx.net
Wed Oct 7 19:27:50 BST 2009


Arlindo Pereira wrote:
> Hi there,
>
> there's a residential road on a hill near my house (this one:
> http://osm.org/go/OVc0itC2c- ) that doesn't go from bottom to the top
> of it, but runs in a longitudinal way. The thing it that it's
> sidewalks are not in the same level. It's more or less like this:
>
> ___
>    |_______
>            |___
>  a     b     c
>
> Where b is the road itself and a and c are it's sidewalks. Those |
> (the height difference from the road itself and the sidewalks) vary
> from 1 to 4 meters aproximately. Every 20 meter or so, there are some
> steps so that people can go from a or c to b and cross the street.

Nice, I've got the same here (but not yet mapped).

> How would you map this? Three lines, highway=residential and
> highway=footway (or pedestrian?) with it's steps?

I would do it like this.

> If so, how would you express that this highway=residential has no
> sidewalks? How would you express that a is higher than b that is
> higher than c? I'm aware that level=* is used when things cross, that
> doesn't seem to be the case.

I think the highway=steps express already that one way is slightly above
the other one. I don't see a real need to add this "is higher than"
information since we may use srtm data for visualizing this.





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