Improvements of navigation conditions in Ohio River by construction of movable dams and locks; early navigation; development of river; maneuver boat; Chanoine-type dam and its operation; bear-trap weirs; regulating weirs; normal operations; maintenance; repair of navigable pass; bear-trap repairs; supervision and control; safety provisions.
Ohio River movable dams
Military Engr
Military Engineer ; 27 , n 151
1935
10 pages
Article (Journal)
English
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