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You searched for: Author Institute for Water Resources (U.S.). Navigation Data Center Remove constraint Author: Institute for Water Resources (U.S.). Navigation Data Center Subject Inland Waters Remove constraint Subject: Inland Waters Subject Shipping Remove constraint Subject: Shipping Subject Barges Remove constraint Subject: Barges Place United States Remove constraint Place: United States
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1. Waterway Locks: United States, 2013

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.