OSNI Open Data 50k Transport Lines. The transport layer contains all motorways, A, B, C class and minor roads in Northern Ireland. By download or use of this dataset you agree to abide by the LPS...
RAV Network information periodically changes with additions or removal of data and users should confirm that information is current and accurate. The RAV Network Road Tables and RAV Mapping Tool can b
Digital line graph (DLG) data are digital representations of cartographic information. DLG's of map features are converted to digital form from maps and related...
Major roads in northern North America as determined by the U.S. National Atlas (edcftp.cr.usgs.gov) and The National Atlas of Canada (geogratis.cgdi.gc.ca). National data layers were re-attributed an
