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box girder
(redirected from Box girders)

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
box girder [′bäks ‚gər·dər]
(civil engineering)
A hollow girder or beam with a square or rectangular cross section. Also known as box beam.

box beam, box girder
A hollow beam, usually rectangular in section; if fabricated of steel, the sides are steel plates welded together, or they may be riveted together by steel angles at the corners.


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The concrete box girders that support the bridges have sustained stress fractures that "worsen exponentially with use by extra-heavy vehicles," said Don Ehrich, ODOT manager for the Eugene-Springfield area.
The work will include replacing worn-out surfaces, viaduct deck repairs, strengthening steel box girders and renewal of safety fencing.
The single plane of stay cables is permitted by incorporation of precast delta frames that allow the otherwise independent box girders to be supported in one central location.
 
 
 
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