[talk-au] Sidewalks in Australia

Benjamin Ceravolo bjceravolo1 at gmail.com
Tue Aug 10 09:09:09 UTC 2021

On Tue, 10 Aug 2021 at 14:24, Andrew Harvey <andrew.harvey4 at gmail.com>

> On Tue, 10 Aug 2021 at 13:00, Tom Brennan <website at ozultimate.com> wrote:
>> I've been using the current lockdown to walk and cycle all of the
>> streets of my LGA (Willoughby), and I've been checking back to OSM to
>> see if there's anything needing updating. For the most part it's just
>> minor edits here and there.
> I've probably passed you without realising then.
> At the moment there are a lot of separately mapped sidewalks in the
>> Willoughby LGA, but it's patchy at best. There are streets with
>> sidewalks mapped next to other unmapped streets, there are lots of
>> connectivity issues, sidewalks end unexpectedly. I don't intend to put
>> too much effort into cleaning it up, but where I do make changes, I'd
>> prefer to make things better rather than worse!
> Maybe some of those I added. I usually just add a bit at a time, there is
> a lot left to do.
>> I'm not much of a fan of separately mapped sidewalks, because there tend
>> to be an infinite number of places you can walk/cross etc, and any
>> mapping fails to capture this. But I'm not too concerned with opening a
>> debate if it's already been prosecuted! Just with what the Australian
>> "standard" is.
> Our footpath (sidewalk) mapping is usually for where there is some kind of
> facility or infrastructure for pedestrians, so separately mapped doesn't
> mean that's the only place you can physically access.
> I try to map footpath facilities as both separate highway=footway +
> footway=sidewalk ways and on the roadway with sidewalk:left=separate +
> sidewalk:right=separate.

Why not  sidewalk:both=separate?

> Some data consumers (map renderers, routers) will prefer to use the
> sidewalk tags to check if there is a footpath on the road here or not,
> while other data consumers will prefer to have the exact path mapped
> separately.
> On Tue, 10 Aug 2021 at 13:53, Sam Wilson <sam at samwilson.id.au> wrote:
>> I normally do separate ways, because it's easier to more accurately map
>> the topology.
>> I just pretend I'm pushing a wheelbarrow (or stroller or am using a
>> wheelchair) and wonder what sort of connectivity and data I'd want to be
>> able to navigate. For instance, it might be possible as you say for lots
>> of people to cross a road from pavement to pavement anywhere along the
>> road, but that's not true of everyone. Instead, I think we should map
>> the crossings (highway=footway and footway=crossing), even better with
>> tactile paving, curb ramp info, etc. — and that's harder when the
>> pavements are included in the road's way (as sidewalk tags).
> Love the wheelbarrow analogy!
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