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.).
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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 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.
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.
1978. Powell, Susan and Navarro, Fernando. This line dataset represents roads in Mongolia in 1978. Each road segment includes an attribute describing whether it is an "all-weather hard or lo... UC Berkeley Library.
1959. Powell, Susan and Navarro, Fernando. This line dataset represents roadways in Mongolia in 1959. Each road segment contains attribute information about the type of roadway, as identifie... UC Berkeley Library.
1991. Powell, Susan and Navarro, Fernando. This line dataset represents the locations of major roads in Mongolia in 1991. The dataset was developed as part of the Mongolian 20th-century Hist... UC Berkeley Library.
2014. Mono County (Calif.) -- Information Technology. This polyline dataset indicates all existing street centerlines within Mono County, California for 2014.
2010. California. Department of Transportation. This point shapefile contains traffic volume (also known as traffic counts) on California's state highway network created from 2010 Average Annual ... California. Department of Transportation.
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