You searched for: Subject Inland Waters Remove constraint Subject: Inland Waters Subject Harbors Remove constraint Subject: Harbors Place Washington (D.C.) Remove constraint Place: Washington (D.C.) Place United States Remove constraint Place: United States
2012. United States. Bureau of Transportation Statistics and Institute for Water Resources (U.S.). Navigation Data Center. This point shapefile depicts physical information on commercial facilities at the principal United States coastal, Great Lakes and inland ports. Th... United States. Bureau of Transportation Statistics.
2011. Vanderbilt Engineering Center for Transportation Operations and Research, United States. Bureau of Transportation Statistics, and Waterborne Commerce Statistics Center (U.S.). The National Waterway Network is comprised of a link database and a node database. Links are line strings, which consist of beginning and end point...