Allegheny Aqueduct (Pittsburgh)

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Allegheny Aqueduct
Other name(s) Allegheny Aqueduct Bridge
Carries Pennsylvania Canal
Crosses Allegheny River
Locale Pittsburgh
Designer John A. Roebling
Design suspension bridge
Material wood, charcoal iron wire rope
Number of spans 7 of 162 feet each
Construction begin 1844
Construction end 1845
Closed 1861

The Allegheny Aqueduct was John A. Roebling's first wire cable suspension bridge.[1] It was built in 1844 as a replacement for a wooden covered bridge aqueduct over the Allegheny River in Pittsburgh, part of the Pennsylvania Canal.


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Coordinates: 40°26′54″N 79°59′46″W / 40.448249°N 79.996068°W / 40.448249; -79.996068