Get on a boat on the upper Mississippi River, and you'll eventually come upon a looming concrete structure stretching across the river's main channel. It's called a lock and dam, and it's a distinct ...
HASTINGS, Minnesota - The locks and dams on the Mississippi River are massive feats of engineering, nearing 100 years old. They shepherd millions of tons of goods each year, acting as water-based ...
ST. LOUIS — The U.S. Army Corps said it will spend $732 million to expand a lock and dam system to help barges more efficiently transport millions of tons of corn, soybeans and other goods along the ...
Locks on the upper Allegheny River will be open during specific dates and times this summer, the U.S. Army Corps of Engineers Pittsburgh District announced Friday. The corps will provide locking ...
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