You searched for: Access Public Remove constraint Access: Public Subject Shipping Remove constraint Subject: Shipping Place Washington (D.C.) Remove constraint Place: Washington (D.C.) Data type Point Remove constraint Data type: Point Year 2013 Remove constraint Year: 2013
2013. Waterborne Commerce Statistics Center (U.S.) and United States. Bureau of Transportation Statisticsf. This point shapefile depicts ports politically defined by port limits or USACE projects, excluding non-USACE projects not authorized for publicatio... United States. Bureau of Transportation Statistics.
2013. Institute for Water Resources (U.S.). Navigation Data Center. This point shapefile contains the locations of waterways locks in the United States. The Navigation Data Center had several objectives in developin... United States. Bureau of Transportation Statistics.