box girder


  • WordNet 3.6
    • n box girder a beam built up from boards; has a hollow rectangular cross section
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Webster's Revised Unabridged Dictionary
    • Box girder (Arch) a box beam.
    • Box girder etc. See under Bowstring Box, etc.
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In literature:

Each girder is supported at its ends by the plates forming the vertical sides of the fire-box.
"An Introduction to Machine Drawing and Design" by David Allan Low

In news:

Pierce-Arrow hails its 1936 offering as "The World's Safest Car," owing to an improved frame comprised of two box girders along each side, with five rigid crossmembers welded on at the front and rear with an X-brace in the middle.