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2001. Geological Survey (U.S.). This raster layer is a georeferenced image containing impervious surface data for the conterminous United States. Data are in an Albers Equal-Area ... Geological Survey (U.S.).
2014. National Atlas of the United States. This map layer portrays the ferries on major roads in the United States and Puerto Rico. Ferries are ships that carry vehicles, passengers, and car... National Atlas of the United States.
2012. Geological Survey (U.S.). This map layer portrays the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The file was produced by joining the indivi... Geological Survey (U.S.).
2010. United States. Bureau of Transportation Statistics, Strocko, Ed, and Battelle Memorial Institute. This polyline shapefile depicts the spatial component of the FAF network derived from National Highway System Version 2009.11 and contains state pr... United States. Bureau of Transportation Statistics.
2014. National Atlas of the United States. This line shapefile includes Global Map data showing the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The data are a... National Atlas of the United States.
2014. National Atlas of the United States. This line shapefile includes Global Map data showing ferries on major roads in the United States and Puerto Rico. Ferries are ships that carry vehi... National Atlas of the United States.
2014. National Atlas of the United States. This map layer portrays the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The file was produced by joining the indivi... National Atlas of the United States.
2012. Miller, David, John A. Volpe National Transportation Systems Center (U.S.), and United States. Bureau of Transportation Statistics. This polyline shapefile depicts FMCSA Hazardous Material Routes that were developed using the 2004 First Edition Topologically Integrated Geographi... United States. Bureau of Transportation Statistics.
2011. United States. Federal Highway Administration. Office of Highway Policy Information and United States. Bureau of Transportation Statistics. The Federal Highway Administration (FHWA) has the responsibility to assure that adequate highway transportation information is available to support... United States. Bureau of Transportation Statistics.
2011. United States. Bureau of Transportation Statistics and United States. Federal Highway Administration. This polyline shapefile depicts the National Highway Planning Network, a comprehensive network database of the United States' major highway system.... United States. Bureau of Transportation Statistics.