Spring
02: No.
2 Lock and Dam on the Allegheny River takes boat traffic around
a 10-foot-high dam on the river near the Aspinwall section of
Pittsburgh.
Ohio
River tug pushes two barges into No. 2 Lock and Dam
on the Allegheny River. The open barge is carrying
gravel. The lock takes boat traffic around a 10-foot-high
dam on the river near the Aspinwall section of Pittsburgh.