Pike Island Locks and Dam, Lock and dam system in Ohio County, United States

Pike Island Locks and Dam stands on the Ohio River at Yorkville, Ohio, 84 miles downstream of Pittsburgh, and is the fifth lock and dam in the river's sequence. It has two locks: a 1,200-foot by 110-foot chamber for commercial barge traffic and an auxiliary lock of 600 feet by 110 feet.

The facility was built between 1959 and 1963 by the United States Army Corps of Engineers as a replacement for two older locks that dated to the early 1900s. This modernization project improved navigation capabilities for growing commercial traffic on the Ohio River.

Pike Island Locks and Dam is the fifth lock and dam on the Ohio River, 84 miles downstream of Pittsburgh. Its two locks, a 1,200-by-110-foot main chamber for commercial barge traffic and a 600-by-110-foot auxiliary chamber, are what river crews and visitors watch in operation. The site lies at Yorkville, Ohio, across from West Virginia's Ohio County.

The facility sits on the Ohio River at Yorkville, Ohio, 84 miles downstream of Pittsburgh, with Wheeling about 10 km to the southwest. The two locks lie side by side: the 1,200-by-110-foot main chamber for commercial barges and a 600-by-110-foot auxiliary chamber. Ground-level viewpoints along the river bank let you watch vessels lock through.

The dam maintains a reservoir elevation of 644 feet above sea level, controlling water flow 84 miles downstream from Pittsburgh.