I'd prefer relations. Duplicating the line to offset is borderline micro-mapping; I don't think micro-mapping is practical in a lot of cases right now.
On Tue, Aug 10, 2010 at 3:08 PM, Erik G. Burrows <e...@erikburrows.com>wrote: > >> I have several cases where a border polygon (national park, wilderness, > >> etc.) is defined based on a natural feature, such as a > >> stream/crestline/etc. > >> > >> What is the preferred way to handle this dual-purpose way? > >> > >> Splitting the border way, creating a relation of the border pieces, and > >> adding the natural= tag to the correct pieces seems reasonable to me, > >> but > >> I want to make sure that is correct, and will render properly. > > > > Depends how the border is defined. Is it the stream centerline? One > > bank? A parallel offset line on one side? (The latter is probably more > > applicable to canals where the property line goes beyond the water.) > > In the cases I'm dealing with now, the boundaries are on the stream, which > is not defined anywhere as having width, just a line. > > -- > If you are flammable and have legs, you're never blocking a fire exit. > -Mitch Hedberg > > > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > http://lists.openstreetmap.org/listinfo/tagging >
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