The Olmsted project utilized a first-in-the US “in-the-wet” method to build two 110’ by 1200’ locks and a dam comprised of five tainter gates, 1,400’ of boat-operated wickets and a fixed weir. Concrete shells, weighing as much as 2,700 tons, produced at an on-site precast yard were attached to lifting frames. A 5,000-ton gantry crane […]
Olmsted Locks and Dam
Heavy Civil & Government
Barge Shipping
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