[Tagging] key:drinking_water for OSM ways
Warin
61sundowner at gmail.com
Fri Feb 21 06:37:12 UTC 2020
So a water tank with drinking water cannot be tagged as drinking water
because there is no local access. Fine.
Then it is only tagged as a tank with contents=water, or should there be
yet another value for it contents=drinking_water?
Or a sub tag water=drinking water...
On 21/2/20 5:10 pm, European Water Project wrote:
> Hi Martin,
>
> There are a couple of issues I see with drinking_water=yes not having
> a concept of access.
>
> 1. Where is the observability ? How can I know if a water tank has
> drinking quality water or just agriculture quality water ?
> From the wiki :
> "One can assume that the water is pure when many people drink it every
> day."
> This is hard to assume, and one would never know if there is water ...
>
> 2. But there is an even bigger issue --- and I will admit that I am
> biased because of the European Water Project's use case.
> For a map feature to be useful, it should have universality. Ie. if
> one maps restaurants with toilets, at least customers should have
> access ...
> Someone who goes to the OSM way where there is a water tank, even with
> a wallet full of cash, will die of thirst before getting a drink.
> It's similar to toilet=yes ... A restaurant with a toilet for
> employees only, probably shouldn't have the tag.
> Yes, there is an access tag, but in most cases access is implied.
>
> drinking_water = yes, seems to come with access in 99% of the 61,300
> nodes and the large majority of the 8,178 ways.
>
> Best regards,
>
> Stuart
>
>
>
>
>
>
> On Thu, 20 Feb 2020 at 19:33, Martin Koppenhoefer
> <dieterdreist at gmail.com <mailto:dieterdreist at gmail.com>> wrote:
>
> Am Do., 20. Feb. 2020 um 19:14 Uhr schrieb European Water Project
> <europeanwaterproject at gmail.com
> <mailto:europeanwaterproject at gmail.com>>:
>
> Dear All,
>
> I have noticed that the the key drinking_water = yes for ways
> is sometimes used in a manner not described in the wiki.
>
> https://wiki.openstreetmap.org/wiki/Key%3Adrinking_water
>
> The issue has to do with ways which might store drinking water
> which is not actually directly accessible. I think this tag
> should be for accessible water.
>
>
>
> I don't read from the wiki description that the drinking water
> must be directly accessible. It depends on the context feature.
>
> Cheers
> Martin
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