[Tagging] Correct use of height with kerb
voschix at gmail.com
Sun Jan 12 08:40:39 UTC 2020
Stupid me, thank you.
Had not read the wiki page.
On Sun, 12 Jan 2020 at 07:17, Alessandro Sarretta <
alessandro.sarretta at gmail.com> wrote:
> Hi Volker,
> the values raised and lowered for a kerb (node) are related to the
> vertical gap between sidewalk/crossing and not really to the direction.
> Raised means that there is a (more or less) big transition (in the kerb
> page  it says >3 cm), while lowered means a smaller transition, and
> flush no gap at all. All of this regardless of the direction (up or down).
>  https://wiki.openstreetmap.org/wiki/Key:kerb
> On 11/01/20 11:08, Volker Schmidt wrote:
> I do have a related question, regarding the kerb values lowered|raised on
> a node.
> Assume you find yourself on a pedestrian crossing across a road that has
> an adjacent sidewalk and cycleway on the same side.
> The main carriageway is separated from the (foot-only) sidewalk by a kerb
> and that is separated from the cycleway by another kerb. The first kerb is
> typically raised (as the tag refers to a kerb between the road and the
> sideway, and the latter is always higher than the road), but the second
> kerb (let's assume that the cycle path is physically higher than the
> footway) is it kerb=raised (a step upward from the footwalk to the
> cycleway) or is it kerb=lowered (a step down from the cycleway to the
> sidewalk)? I have come across a number of these in the same context that
> Ale mentioned. I fear my conclusion is that the values "lowered" and
> "raised" on a node "kerb" need to be accompanied by
> direction=forward|backward (like stop and give-way, for example) with
> respect to the "crossing" way. I don't like my conclusion, but it seems
> (I hope I'm wrong on this last statement)
> On Sat, 11 Jan 2020 at 06:49, Alessandro Sarretta <
> alessandro.sarretta at gmail.com> wrote:
>> Dear all,
>> I'm doing some work cleaning the edits we've done around Padova for the
>> local plan for the elimination of architectural barriers (some references
>> here: https://doi.org/10.5281/zenodo.3370704).
>> The height of kerbs, in this context defined as the nodes at the
>> intersection between sidewalks and crossings, is quite an important element
>> for the evaluation of accessibility of sidewalks and crossings. I think the
>> agreed tagging system is:
>> kerb=yes/lowered/raised/flush + kerb:height=<a number><unit>
>> as described here
>> Around Padova I found some inconsistencies that I'm going to correct, but
>> I see similar ones around the world and I'd like to ask you if you think
>> they should be corrected, when found.
>> Here the questions:
>> - should the tag barrier=kerb be always avoided in these cases and
>> deleted when found? (
>> - is the tag height=* to be always changed into kerb:height=* ?
>> Thank you,
>> Tagging mailing list
>> Tagging at openstreetmap.org
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