On Tue, Nov 26, 2013 at 3:51 PM, Florian Lohoff <f...@zz.de> wrote: > On Tue, Nov 26, 2013 at 12:30:25PM -0700, Martijn van Exel wrote: > > Hi all, > > > > I'm new to this list so please bear with me. > > The relation editor currently only parses 'forward' and 'backward' > > roles when considering the visual representation in the rightmost > > column. In the United States, north/south and east/west are very > > common as member roles for road routes, because that is how they are > > officially signposted. > > I would be very careful in using this. Is this really "south" e.g. > 180° ? Or is it more like 99° ? Or 269° ? > > Most streets are not strictly on the 90° raster and signposts are > only rough directions. > > Addings this to OSM might make it much more difficult for Data Consumers > to process and interpret data.
No, these aren't compass directions. They're the directionality of the road. For example, this way is part of the I-94 interstate going west, but a compass in a car driving on it would tell the viewer they were pointing north: http://www.openstreetmap.org/browse/way/39372612
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