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Scientific American, Vol. 75, No. 4 (July 1896) (1896)

leaf 10

An illustration from Scientific American, Vol. 75, No. 4 (July 1896), 1896, leaf 10
truss. and admirable design of the trussed arches of the 1840 by Mr. Howe, was for years the standard railroad bridge — all conspired to mark this as one of the most The Pratt truss, with vertical posts and inclined ties, bridge of America ; and it is still doing excellent service patented in 1844,… … THE STEEL CANTILEVER RAILROAD BRIDGE OVER NIAGARA RIVER. Length of span, 470 feet ; total length, 910J^ feet ; height, water to rail base, 239 feet. ©1896 SCIENTIFIC AMERICAN, INC.

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