I have used in past a way with only one tag: embankment=yes to map small earth walls with nothing on top. I admit that I have not checked the rendering, but this seems to me a simple solution.
On Thu, 28 Nov 2019, 14:05 Paul Allen, <pla16...@gmail.com> wrote: > On Thu, 28 Nov 2019 at 12:45, Andy Townsend <ajt1...@gmail.com> wrote: > > Tagging 2 things to represent 1 physical feature just makes it extra-hard >> for anyone consuming the data. >> > > Yet we have a very similar problem with "two things, two objects." We > make a tennis court > surrounded by a fence two objects for good reasons. But it is very > difficult to subsequently > edit those objects in some editors. Not only may you not realize there > are two objects, but > there is no way (in some editors) of cycling through objects having all > ways in common. > The only way I've found is to split a node so I can move the node of one > object away in > order to be able to select between them, then put that node back when I've > finished. > > It's a problem that shouldn't exist. Fixable in the tool chain. > > They'd have to say "OK, I've got a man_made=embankment here; now, before >> I decide what to do with it, I have to see if there is another parallel one >> facing the other way that tells me that what I've really got is a raised >> flood bank or similar" >> > > The editor I use shows such things with triangles on one side. So fixed > in at least one > alternative. > >> We represent other linear features (e.g. roads) as lines; it makes sense >> to do the same here. >> > > But we also have roads with areas, when that makes sense. Representing a > wide embankment > not a good option without a width tag and a double-sided tag and renderer > support. Two parallel > embankments, as currently handled, makes it clear. And also copes nicely > with an irregular > width without having to split the embankment in (possibly many) places. > > -- > Paul > > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging >
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