Ian, The TileMill solution sounds good. Any way to set that up so that others can access that layer in JOSM to correct the OSM one-way street data?
On Tue, Sep 10, 2013 at 5:51 PM, Ian Dees <[email protected]> wrote: > On Tue, Sep 10, 2013 at 4:45 PM, Vaidila Satvika <[email protected]>wrote: > >> That would take a very very long time. There are something like 65,000 >> streets in NYC broken up into many more segments. Perhaps we could import >> just the one-way streets? >> > > The problem is that there are already streets in OSM. Someone would have > to write code that matches the NYC data with the OSM data and applies the > oneway tag as needed. This is tricky, but it gets even trickier because the > line segments in the two datasets are of different lengths and may need to > be broken if an OSM way is longer than a NYC data road. > > If you have the time and knowledge to write this code, lots of people > would be happy. > > In the meantime, we had the same problem in Chicago. I used TileMill to > render a layer that showed arrows pointing in the direction of the oneway > streets, used it as an overlay in JOSM, and fixed the roads by hand. I got > the majority of the problems in a week or so and Chicago has more roads > than NYC. >
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