[Tagging] coastline v. water

Eric H. Christensen eric at aehe.us
Thu Nov 19 14:40:21 UTC 2020


‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐

On Wednesday, November 18th, 2020 at 5:04 PM, Christoph Hormann <osm at imagico.de> wrote:

> > Eric H. Christensen via Tagging tagging at openstreetmap.org hat am 18.11.2020 21:19 geschrieben:
>
> > [...]
>
> First: the matter has been discussed at length previously so i would advise anyone who wants to form an opinion on the matter to read up on past discussion where essentially everything relevant has been said already. Most relevant links:
>
> https://lists.openstreetmap.org/pipermail/tagging/2020-July/054405.html
>
> and resulting discussion:
>
> https://lists.openstreetmap.org/pipermail/tagging/2020-August/thread.html#54434
>
> https://wiki.openstreetmap.org/wiki/Proposed_Features/Coastline-River_transit_placement

Whew, after reading all of those messages, my take-away is that it's mostly what the locals see the water as.

> Third:
>
> While this is ultimately not relevant because the delineation of tags in OSM should be based on verifiable criteria obviously i have never seen any map that displays ocean water and inland waterbodies in differentiated form that shows the Chesapeake Bay as inland water.
>
> Classical examples with differentiated rendering are TPC/ONC (caution: links go to large images):

Pilot maps don't usually have lines deliniating sections of water.  Marine charts do, however.

R,
Eric



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