On Tue, 2 Jun 2020 12:39:14 +0200 (CEST) Mateusz Konieczny via Tagging <tagging@openstreetmap.org> wrote:
> Jun 2, 2020, 03:52 by c933...@gmail.com: > > > > > > > 在 2020年6月2日週二 09:26，Warin <> 61sundow...@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 makes 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) information 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. 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. > > Can you give an example (photos) where entire factory was constructed > over former railway and this section of railway remains somehow > mappable in OSM? > > With road I can easily imagine this, with a single small building I > can also imagine special cases of this remaining true. > > But entire factory? It's not a factory, but how about a car dealership, two storage rental facilities, a school bus parking lot, a sports park, and about forty city blocks of other things? https://imgur.com/a/5YObPTP -- Mark _______________________________________________ Tagging mailing list Tagging@openstreetmap.org https://lists.openstreetmap.org/listinfo/tagging
