A huge amount of cargo, from coal to metals and grains, pass through the McAlpine Locks and Dam annually. A series of lock and dam systems on the Ohio River act as a "staircase," carrying barges and ...

Ask Caray: How do the McAlpine Locks and Dam on the Ohio River work? Impatient Trump Gestures African Leader To Wrap His Speech Up Kelly Clarkson Is "Devastated" That Health Concerns "Forced" Her to ...

Water pours through the Belleville dam. The dam keeps the water level of the Ohio River at a consistent depth in the pool that includes Marietta and Parkersburg. (Photo by Art Smith) Think about the ...

The ongoing federal shutdown hasn’t impacted one of the Pittsburgh region’s largest infrastructure projects, the expansion of the Montgomery Locks and Dam that helps control the commercial and leisure ...