Search Constraints
You searched for:
Format
Shapefile
Remove constraint Format: Shapefile
Subject
Location
Remove constraint Subject: Location
Subject
Transportation
Remove constraint Subject: Transportation
Subject
Barges
Remove constraint Subject: Barges
Place
Washington (D.C.)
Remove constraint Place: Washington (D.C.)
1 entry found
Search Results
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.