[HOT] Request for information about common set of tags for HOT (Was: OSM Nepal Reponse - Links to various infos)

Stefan Keller sfkeller at gmail.com
Sat Jun 6 23:11:58 UTC 2015

Dear HOT team

Take the chance and discuss common tags, document them in the wiki,
cleanup the wiki, and update the preset file [1].


[1] https://twitter.com/sfkeller/status/607323469202747393

2015-05-20 15:47 GMT+02:00 Blake Girardot <bgirardot at gmail.com>:
> Hi everyone,
> I just want to put a small slow down on this process.
> HOT is in the midst of discussing its over all tagging strategy and needs to
> do so on the public lists shortly here.
> quickly as to the potential helicopter landing sites:
> aeroway=helipad
> Is _only_ for confirmed helipads. That tag means something and it is not for
> guesses. If something is marked aeroway=helipad it is because there is a
> Circle H there or someone on the ground has confirmed it is a helipad.
> Even something like emergency=landing_site is too concrete for the potential
> landing sites we have been mapping.
> We have settled for now on:
> emergency:helipad=potential
> damage:event=nepal_earthquake_2015
> To emphasize these are just potential sites and literally nothing more. It
> is not easy to properly identify actual, for sure, emergency landing sites
> via aerial imagery. We have been getting feedback from on the ground that
> some of the areas we identified are in fact acceptable and we can then
> change potential to yes.
> So I have started the process of going over the wiki pages Stefan pointed
> out and thinking about how the requests for our mapping have evolved since
> then, which is really what drives all our mapping and tagging, requests from
> our field partners.
> Speak with you all soon,
> Cheers,
> Blake
> On 5/20/2015 2:14 PM, Andreas Goss wrote:
>>> there seems to be little information related to the emergency relief
>>> effort.  In over 366,000 records there are only 19 marked as aeroway =
>>> helipad.
>> I already brought this up on the tagging mailinglist. The problem is
>> that someone had the great idea to tag those as leisure=common, which is
>> honestly one of the worst defined and most abigious OSM Tags in geneal
>> (in my opinion this is a UK only tag due to legal implications), just
>> check out the Wiki.
>> And what makes it really bad is that you can correctly tag places as
>> leisure=common where no helicopter can land.
>> http://wiki.openstreetmap.org/wiki/Tag:leisure%3Dcommon
>> Now aeroway=helipad probablay wasn't used, because it's really meant for
>> places designed and designated for a helicopter to land not just where
>> it could land. Even though the decription isn't that clear, I think it
>> was the correct move not to use it.
>> The question is why not have a new tag?
>> And then it actually turned out that in Poland they are already using a
>> Tag that could have been used by HOT:
>> http://wiki.openstreetmap.org/wiki/Tag:emergency%3Dlanding_site
>> __________
>> openstreetmap.org/user/AndiG88
>> wiki.openstreetmap.org/wiki/User:AndiG88‎
>> _______________________________________________
>> HOT mailing list
>> HOT at openstreetmap.org
>> https://lists.openstreetmap.org/listinfo/hot
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