Re: [Talk-us] sidewalks and trails

2011-05-03 Thread Nathan Edgars II

On 5/3/2011 8:39 PM, PJ Houser wrote:

Sidewalks as separate ways.

I am working on some multi-use paths that travel on sidewalks for some
portions, like the I-205 corridor in Portland, Oregon. Mapping sidewalks
as a separate way is now an approved practice, and I'd like to do this
for the parts of the trail that become a sidewalk for awhile. However,
the approved tagging is highway=footway, footway=sidewalk. The trails
I'm working on are multi-use, thus they should be highway=path, so would
I need to add path=sidewalk to indicate they are a sidewalk?


If it's truly a sidewalk (rather than a sidepath) it should probably be 
highway=footway, with bicycle=yes (or bicycle=designated?) if bikes are 
allowed.


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Re: [Talk-us] sidewalks and trails

2011-05-03 Thread Serge Wroclawski
On Tue, May 3, 2011 at 8:39 PM, PJ Houser
 wrote:
> Sidewalks as separate ways.
>
> I am working on some multi-use paths that travel on sidewalks for some
> portions, like the I-205 corridor in Portland, Oregon. Mapping sidewalks as
> a separate way is now an approved practice, and I'd like to do this for the
> parts of the trail that become a sidewalk for awhile. However, the approved
> tagging is highway=footway, footway=sidewalk. The trails I'm working on are
> multi-use, thus they should be highway=path, so would I need to add
> path=sidewalk to indicate they are a sidewalk?

"Approved" is an odd term in OSM.

There's no editor support for it, no renderer support for it, etc.

I'd suggest that if you have paths, they're not sidewalks, they're
paths. And if you have sidewalks along roads, I should bring up my
proposal for simple sidewalk tagging back on the tagging list. I
already have editor support, and have been talking with the mapnik
folks about ways to make renderers support it, as well as routers.

The problem with doing sidewalks as separate ways is that unless you
use a relation, you lose the road data, and there's no relation which
is supported for this. That was never voted on or brought up in the
proposal, which is why I thought it was so ill-conceived.

- Serge

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Re: [Talk-us] sidewalks and trails

2011-05-03 Thread Josh Doe
This probably should belong on tagging, so I've cc'ed it there, also
you could add to the talk page.

That's a good question, and something I've thought about recently as
well. I've really liked the footway=crossing tag, even more so than
footway=sidewalk, so I've started using path=crossing as well. This of
course opens the possibility of path=sidewalk, cycleway=sidewalk and
cycleway=crossing, and who knows what else.

I think "sidewalk" might be an unfortunate term, since what we're
really talking about is a way/"path" that is associated with a roadway
to provide an alternate path of travel for non-motor vehicles, usually
pedestrians but could include cyclists as well. After using
footway=sidewalk for a while now, I tend to see it as a temporary
measure, in other words that once type=street relations are created
for every street+sidewalk combination, we'll no longer need the tag.
In that sense footway=sidewalk is more of a hint to data consumers and
a guide for future contributors to "fix" the situation be creating a
relation (perhaps assisted by a semi-automatic tool to generate
street+sidewalk pairs). If you take this interpretation of things then
path=sidewalk is perfectly fine, in spite of sidewalk being a bit of a
misnomer.

Regards,
-Josh

On Tue, May 3, 2011 at 8:39 PM, PJ Houser
 wrote:
> Sidewalks as separate ways.
>
> I am working on some multi-use paths that travel on sidewalks for some
> portions, like the I-205 corridor in Portland, Oregon. Mapping sidewalks as
> a separate way is now an approved practice, and I'd like to do this for the
> parts of the trail that become a sidewalk for awhile. However, the approved
> tagging is highway=footway, footway=sidewalk. The trails I'm working on are
> multi-use, thus they should be highway=path, so would I need to add
> path=sidewalk to indicate they are a sidewalk?
>
>  http://wiki.openstreetmap.org/wiki/Proposed_features/Sidewalk_as_separate_way
> --
> PJ Houser
> Trimet
> GIS intern, 503-962-5711 (office)
>
>
>
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> Talk-us mailing list
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>
>

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[Talk-us] sidewalks and trails

2011-05-03 Thread PJ Houser
Sidewalks as separate ways.

I am working on some multi-use paths that travel on sidewalks for some
portions, like the I-205 corridor in Portland, Oregon. Mapping sidewalks as
a separate way is now an approved practice, and I'd like to do this for the
parts of the trail that become a sidewalk for awhile. However, the approved
tagging is highway=footway, footway=sidewalk. The trails I'm working on are
multi-use, thus they should be highway=path, so would I need to add
path=sidewalk to indicate they are a sidewalk?


http://wiki.openstreetmap.org/wiki/Proposed_features/Sidewalk_as_separate_way
--
PJ Houser
Trimet
GIS intern, 503-962-5711 (office)
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