On Tue, 10 Aug 2021 at 14:24, Andrew Harvey <andrew.harv...@gmail.com> wrote:
> On Tue, 10 Aug 2021 at 13:00, Tom Brennan <webs...@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 <s...@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! > _______________________________________________ > Talk-au mailing list > Talk-au@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-au >
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