[OSM-talk] Landuse areas etc. abutting highways

Dave F. davefox at madasafish.com
Tue Oct 6 15:50:13 BST 2009


Anthony wrote:
> On Tue, Oct 6, 2009 at 10:04 AM, Anthony <osm at inbox.org 
> <mailto:osm at inbox.org>> wrote:
>
>     On Tue, Oct 6, 2009 at 9:39 AM, Dave F. <davefox at madasafish.com
>     <mailto:davefox at madasafish.com>> wrote:
>
>         With the tools available to us at the moment attaining
>         reality is a lot of work For instance the majority of mappers
>         don't draw
>         an area for, lets say, an 1800mm wide pavement/sidewalk, they
>         would use
>         a linear way to represent it.
>
>
>     Personally I'd say that's because the way doesn't represent the
>     sidewalk, it represents a path of travel which happens to coincide
>     with a sidewalk.  But I think I'm in the minority there.
>
>
> By the way, so long as the linear way has a width tagged, it can be 
> treated as an area subject to certain constraints (must be constant 
> "width").
Which is what I said in the second part of my post.
The abutting render would not be attached to the edge of that width 
render but the centreline of it.
>
> Most sidewalks pretty much meet that criterion, and roads sort of meet 
> it (not at intersections, though).





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