District cememorates 150th year in region
Locks and Dam 2 on the Allegheny River is located across from Sharpsburg, Aspinwall and Etna, downstream from the Highland Park Bridge. Construction began on Lock 2 in 1932 and continued until 1935. It was opened for navigation in October 1934, replacing the original lock built at river mile 7.0 between 1902-1908.