[Tagging] [OSM-talk] Should we map things that do not exist?
61sundowner at gmail.com
Tue Jun 2 03:04:50 UTC 2020
On 2/6/20 11:52 am, Phake Nick wrote:
> 在 2020年6月2日週二 09:26，Warin <61sundowner at gmail.com
> <mailto:61sundowner at gmail.com>> 寫道：
> On 30/5/20 12:48 am, Volker Schmidt wrote:
> > My main point is that out there are things that consist of visible
> > objects plus objects which have left visible traces, and also some
> > pieces that have been completely erased, but of which we have
> > documented knowledge of where they once were. The entire thing
> > sense only with all its parts. These things be of interest for some
> > end users of OSM data, and hence, if someone has gone to the
> length of
> > mapping them, should find space in OSM.
> > In my view a general rule that any mapper can erase any object from
> > the map, when he does not see any trace of it, is certainly not
> > correct , he may be removing parts of the thing thsat only with all
> > its partsmakes sense.
> Where an old railway line has been built over by houses, factories,
> shops and roads I see no reason to retain the (historical)
> in OSM.
> The old railway station that still exists at one end - yes, but where
> there is nothing, not even a hint, left then no.
> Except, it is relatively common for traces of old railway remain
> visible even after new development (e.g. house, factory, shop, road)
> have been made on top of their original site.
In the case I am thinking of it is not one house, one factory, one shop,
one road ... there are many. There is no sign left in this area. Gone.
> So that cabnot be used as a criteria to determine whether that should
> be removed or not although the exact situation varies a lot in each
> individual cases.
> > Anyway i am against removing apparently useless data without
> > consultation with the author, with the exception of clear errors.
> Once the data is in OSM it is no longer the 'property' of the
> author or
> following editors.
> If I am not certain of something I'll ask the author/flowing
> editors but
> where I know something is wrong I'll change it without consultation.
> If you are not sure of the use or validity of something then it would
> also be a good idea to ask those who might know about it.
How much time do you think I should spend searching for these people who
might know of it? And then once found how much time should I spend
trying to contact them?
Think about what you are asking an unpaid mapper to do?
I would think contacting the author and/or past editors of the item in
OSM is enough.
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