Allegheny Aqueduct
Coordinates40°26′54″N 79°59′46″W / 40.4482°N 79.9961°W / 40.4482; -79.9961
CarriesPennsylvania Canal
CrossesAllegheny River
LocalePittsburgh
Other name(s)Allegheny Aqueduct Bridge
Characteristics
Designsuspension bridge
MaterialWood, charcoal iron wire rope
No. of spans7 of 162 feet each
History
DesignerJohn A. Roebling
Construction start1844
Construction end1845
Closed1861
Location

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. S2CID 108466975.

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

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