Details of railroad girder bridges (1906) (14574453377)
Summary
Identifier: detailsofrailroa00sutt (find matches)
Title: Details of railroad girder bridges
Year: 1906 (1900s)
Authors: Suttle, Clifford Bradley
Subjects: Railroad bridges Theses
Publisher:
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign
Text Appearing Before Image:
e weights of thestructures. The variations given have been spoken of indetail. Specifications differ as to unit stresses and theuse of medium or soft steel. There will, however, be onlya slighL difference in weight caused by the difference inspecifications if the same loading is used in the design. X. THE LONGEST PLATE GrlRDER SPAN IM AiMERICA. V/ith the exception of the 170-foot girder-spanerected in India more than 40 years ago, the 131-foot 4-inchbridge of the Erie Railroad is the longest known. It spansYankee Run near Hubbard, Ohio. In weight it is about tnesame as a truss bridge of the same length. It is a single-track bridge of the deck-girder type^ and carries a trackhaving a curvature of 3 degrees and 30 minutes. The gir^ders are placed 9 feet on centers,and are aboat 10 fe3tdeep. The web is l/2-inch thick at the center and 9/l6inch at the ends. The camber is l/s-inch per 10 feet. The maximum flange section consists of four 6 x8 X 7/8 angles and four 20 x s/s cover plates. The
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