[Tagging] [OSM-talk] Should we map things that do not exist?

[Kevin Kenny]

On Thu, Dec 31, 2020 at 5:47 PM Graeme Fitzpatrick <graemefitz1 at gmail.com>
wrote:

>
>
>
> On Fri, 1 Jan 2021 at 07:10, Mike Thompson <miketho16 at gmail.com> wrote:
>
>> I have had a problem with other mappers adding things back into OSM that
>> still appear in some of the imagery available to OSM, but where newer
>> imagery (or recent survey) show that such things no longer exist.  I
>> initially tried mapping these with just the OSM geometry and a note=* tag,
>> but it seems that one of the QC tools considers these to be an error, and
>> someone was going around deleting these.  I have started adding a
>> "removed:*=*" tag, e.g. removed:building=yes along with a note=* tag
>> explaining.  Technically I am mapping things that no longer exist, but the
>> purpose is to make it less likely that other well intentioned mappers undo
>> my (and others) work and make the map less accurate.
>>
>
> When I've updated tagging to say removed / destroyed, I've added a
> description="Destroyed by bushfire Jan 2020. To be re-built"
> eg https://www.openstreetmap.org/node/444672467, so it can be read by
> mappers, hopefully preventing them from remapping it, & also map users, so
> they don't try & go there!
>
>
Yes.  If there's still imagery in circulation that shows a destroyed
object, that's one good reason to map it: to keep others from putting it
back.


-- 
73 de ke9tv/2, Kevin
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