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The eastern part of Allegheny Islands State Park and the C. W. Bill Young Lock and Dam (No. 3) on the Allegheny River. Several locks were built in the early 20th century to make the Allegheny River navigable for 72 miles upstream from Pittsburgh to East Brady.
April 21, 2000. Allegheny River Lock and Dam No. 9 is a historic lock and fixed-crest dam complex located at Madison Township and Washington Township in Armstrong County, Pennsylvania. [2] It was built between 1935 and 1938 by the United States Army Corps of Engineers, and includes the lock, dam, steel miter gates, and Operations Building.
00000400 [1] Added to NRHP. April 21, 2000. Allegheny River Lock and Dam No. 6 is a historic lock and fixed-crest dam complex located at Bethel Township and South Buffalo Township in Armstrong County, Pennsylvania. [2] It was built between 1927 and 1928 by the United States Army Corps of Engineers, and consists of the lock, dam, esplanade ...
The lock and dam were built by the U.S. Army Corps of Engineers as a part of an extensive system of locks and dams to improve navigation along the Allegheny River. It is the most-used lock operated by the United States Army Corps of Engineers. Lock and Dam No. 2 is located about 6.7 Miles up the Allegheny River from the Point in Downtown ...
April 21, 2000. The Allegheny River Lock and Dam No. 4 in Harrison Township, Allegheny County, Pennsylvania, is a lock that was built 1920-1927, and opened in 1927, 24.2 miles upstream from the mouth of the river in Pittsburgh. [2] The lock and dam were built by the U.S. Army Corps of Engineers as a part of an extensive system of locks and dams ...
April 21, 2000. Allegheny River Lock and Dam No. 5 is a historic lock and fixed-crest dam complex located at Gilpin Township and South Buffalo Township in Armstrong County, Pennsylvania. [2] It was built between 1920 and 1927 by the United States Army Corps of Engineers, and consists of the lock, dam, esplanade, and Operations Building.
00000397 [ 1] Added to NRHP. April 21, 2000. C.W. Bill Young Lock and Dam (formerly known as Allegheny River Lock and Dam No. 3[ 2]) in Harmar Township, Allegheny County, Pennsylvania, and Plum, Pennsylvania, is a lock that was built in 1932. [ 3] The lock and fixed-crest dam [ 3] were built by the U.S. Army Corps of Engineers as a part of an ...
April 21, 2000. Allegheny River Lock and Dam No. 8 is a historic lock and fixed-crest dam complex located at Boggs Township and Washington Township in Armstrong County, Pennsylvania. [2] It was built between 1929 and 1931 by the United States Army Corps of Engineers, and consists of the lock, dam, esplanade, and Operations Building.