You searched for: Format Shapefile Remove constraint Format: Shapefile Subject transportation Remove constraint Subject: transportation Subject boundaries Remove constraint Subject: boundaries Data type Polygon Remove constraint Data type: Polygon
2014. Cambridge (Mass.). Geographic Information Systems. This polygon layer shows all the roads in Cambridge and the street cleaning district for that road. The attribute district in the layer corresponds... City of Cambridge IT Department.
1995. Bureau of Transportation Statistics, (comp.). National Transportation Analysis Regions (NTAR) divide the U.S. into 89 areas that delineate the functional geography transportation demand. Bureau of Transportation Statistics.