^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.
External linksedit
Pennsylvania Canal Allegheny Aqueduct at Structurae
allegheny, aqueduct, pittsburgh, allegheny, aqueduct, john, roebling, first, wire, cable, suspension, bridge, built, 1844, near, later, fort, wayne, railroad, bridge, replacement, wooden, covered, bridge, aqueduct, over, allegheny, river, pittsburgh, part, pen. 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 Allegheny AqueductCoordinates40 26 54 N 79 59 46 W 40 4482 N 79 9961 W 40 4482 79 9961CarriesPennsylvania CanalCrossesAllegheny RiverLocalePittsburghOther name s Allegheny Aqueduct BridgeCharacteristicsDesignsuspension bridgeMaterialWood charcoal iron wire ropeNo of spans7 of 162 feet eachHistoryDesignerJohn A RoeblingConstruction start1844Construction end1845Closed1861LocationReferences edit 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 External links editPennsylvania Canal Allegheny Aqueduct at Structurae40 26 54 N 79 59 46 W 40 448249 N 79 996068 W 40 448249 79 996068 Retrieved from https en wikipedia org w index php title Allegheny Aqueduct Pittsburgh amp oldid 1124344556, wikipedia, wiki, book, books, library,
