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You searched for: Subject Inland Waters Remove constraint Subject: Inland Waters Subject Dams Remove constraint Subject: Dams Subject Locks (Hydraulic engineering) Remove constraint Subject: Locks (Hydraulic engineering) 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.