Arch bridge

Details Arch bridge Arch bridge

2006-07-10

2008-12-30

Addie, Raymond W (Department: 3671)

Bridges

Arch

Reexamination Certificate

active

07469438

ABSTRACT:
An exemplary bridge includes an arch unit. The arch unit includes a first abutment and a second abutment, a deck extending between the first and second abutments, a pair of asymmetrical arches, and a plurality of suspender members3attached between the arches and the deck. The first and second abutments are spaced apart from each other at a predetermined distance. The asymmetrical arches are juxtaposedly arranged between and supported by the first and second abutments. Each of the asymmetrical arches includes a first arch foot portion mounted on the first abutment, a parabolic portion proximate to the first arch foot portion, a catenary portion proximate to the parabolic portion, and a second arch foot portion proximate to the catenary portion mounted on the second abutment.

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“References” website, http://web.archive.org/web/20050105025629/http://www.klein-engineering.ch/bridgelab/ref/references.html (Jan. 5, 2005); Arch Bridges 1, Sheikh Zayed Bridge, Abu Dhabi, United Arab Emirates, designed by Zaha Hadid.

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