I suggest to subscribe to talk-ca and read what they are doing to merge existing data with new and better imports
On 30 Sep 2009, at 6:49 , Christopher Covington wrote: > Hi All, > > How can one import large datasets of information mostly already on the > map to Open Street Map? I believe that my state (Commonwealth of > Virginia) has more recent and more accurate data than TIGER. Anyone > have > experience working with state geodata? Initially we may only be able > to > use the road centerline information [1] but eventually more detailed > data may become available under an appropriate license. > > Thanks, > Chris > > 1. http://gisdata.virginia.gov/Portal/ptk?command=openchannel&channel=34 > > _______________________________________________ > Talk-us mailing list > Talk-us@openstreetmap.org > http://lists.openstreetmap.org/listinfo/talk-us _______________________________________________ Talk-us mailing list Talk-us@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk-us