Bridge structure

Details Bridge structure Bridge structure

1993-04-08

1994-08-09

Bui, Thuy M.

Bridges

Girder

14 14, 52263, E01D 100

Patent

active

053353862

ABSTRACT:
A bridge structure is provided for short bridges spans of eighty feet or less in length and includes a series of girders consisting of flanged steel beams. The girders are maintained in place by lateral braces which hold the girders with a series of tie rods or bolts affixed thereto. In one embodiment the lateral braces are formed with top and bottom steel members of relatively small size and which are notched to help maintain the girders in position. Side rail posts are affixed at the ends of the lateral braces for attachment of a guardrail or the like. The longitudinally positioned girders are not welded or weakened with bolt holes therethrough and the structure provides a convenient and economical bridge constructions for use with conventional timber or other decking.

REFERENCES:
patent: 120319 (1871-10-01), Perry et al.
patent: 121374 (1871-11-01), Jackson
patent: 145685 (1873-12-01), Reiling
patent: 265331 (1882-10-01), Litell
patent: 328758 (1885-10-01), Carr
patent: 1162038 (1915-11-01), Cool
patent: 4042991 (1977-08-01), Macy et al.
patent: 4593509 (1986-06-01), Linton

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