2013. United States. Bureau of Transportation Statistics. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census...
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2011. United States. Bureau of Transportation Statistics and United States. Federal Aviation Administration. The Airport Runways database is a geographic dataset of runways in the United States and US territories containing information on the physical char...
2011. United States. Bureau of Transportation Statistics and United States. Bureau of the Census. The hydro polygon/arc coverages were created using TIGER/LINE 2000 shapefile data gathered from ESRI's Geography Network. The individual county hyd...
2011. United States. Bureau of Transportation Statistics, United States. Department of Transportation. Research and Innovative Technology Administration, and United States. Bureau of the Census. The hydro polygon/arc coverages were created using TIGER/LINE 2000 shapefile data gathered from ESRI's Geography Network. The individual county hyd... U.S. Bureau of the Census (BOC).
2013. United States. Bureau of Transportation Statistics. The ports are politically defined by port limits or Corps projects, excluding non-Corps projects not authorized for publication. The determination ... Research and Innovative Technology Administration/Bureau of Transportation Statistics.
2011. United States. Bureau of Transportation Statistics. The dataset depicts the authoritative boundaries of the most commonly known Department of Defense (DoD) sites, installations, ranges, and training ...
2011. United States. Bureau of Transportation Statistics and United States. Federal Highway Administration. The NBI is a collection of information (database) describing the more than 600,000 of the Nation's bridges located on public roads, including Inter... Federal Highway Administration (FHWA).
2011. United States. Bureau of Transportation Statistics and United States. National Park Service. United States National Park System, 2013 is a polygon theme representing the National Park System.
2013. United States. Bureau of Transportation Statistics and United States. Department of Transportation. Research and Innovative Technology Administration. The National Waterway Network is a comprehensive network database of the nation's navigable waterways. The data set covers the 48 contiguous states... U.S. Army Corps of Engineers Navigation Data Center.
2011. United States. Bureau of Transportation Statistics and United States. Army. Corps of Engineers. The National Waterway Network is a comprehensive network database of the nation's navigable waterways. The data set covers the 48 contiguous states...