Allegheny Aqueduct (Pittsburgh)

Allegheny Aqueduct
Coordinates 40°26′54″N 79°59′46″W / 40.4482°N 79.9961°W / 40.4482; -79.9961Coordinates: 40°26′54″N 79°59′46″W / 40.4482°N 79.9961°W / 40.4482; -79.9961
Carries Pennsylvania Canal
Crosses Allegheny River
Locale Pittsburgh
Other name(s) Allegheny Aqueduct Bridge
Characteristics
Design suspension bridge
Material wood, charcoal iron wire rope
No. of spans 7 of 162 feet each
History
Designer John A. Roebling
Construction start 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 near the later Fort Wayne Railroad Bridge as a replacement for a wooden covered bridge aqueduct over the Allegheny River in Pittsburgh, part of the Pennsylvania Canal.

References

  1. ↑ Gibbon, Donald L. (May 2006). "How Roebling Did It: Building the World's First Wire-Rope Suspension Aqueduct in 1840s Pittsburgh". JOM. 58 (5): 20–29. doi:10.1007/s11837-006-0018-8.

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

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