Identifier: designofplategir00bunn (find matches)
Title: Design of a plate-girder railroad bridge
Year: 1913 (1910s)
Authors: Bunn, Nixon Lawrence
Subjects: Plate girders Railroad bridges Theses
Publisher:
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign

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26 first, cost of the steel, which includes the original cost and thecost for fabrication; second, cost of the freight; third,cost oferection. The cost of the steel will be taken as $ 0,04 per pound,whils the freight cost will be considered as $ 0.15 per 100 pounds.The cost of one span erected will bet-Cost of 103,752 lbs. steel Q $0.04 per lb. $ 4,150.08 Cost of 103,752 lbs. Freight 0 0 0.15 per 100 155.63 Cost of 51.9 tons erection <f5 $ 14.00 per ton 725.00 Total $ 5,030.71 Cost of six girder spans 30,184.26 VI-CONCLUSION• It is customary to give a general cost of the bridge. This costincludes everything which goes to make up the structure. In the costof the total structure the following items must be included:- costof the masonary substructure, cost of the coffer-dams, cost of theabutments.and the cost of the steel and erection. The following is a list of the above items with their respec- tive costs:- Cost of the masonry substructure $ 10,750.00 Cost of the coffer-dams 9,974

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