Dashields Lock and Dam is a fixed-crest dam on the Ohio River.
[1][2] It is located less than 15 miles down stream of Pittsburgh.
There are two locks, one for commercial barge traffic that is 600 feet long by 110 feet wide, and a recreational auxiliary lock that is 360 feet long by 56 feet wide.
[3] Dashields locks averages about 450 commercial lock throughs every month and 200-300 lock throughs a month on the recreational auxiliary lock.