box beam


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box beam

[′bäks ‚bēm]
(civil engineering)

box beam

One or more vertical plywood webs laminated to seasoned wood flanges. Vertical spacers separate the flanges at intervals along the length of the beam to distribute the loads and to provide stiffness. See also: 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.
References in periodicals archive ?
Xiao-Yan, "One dimensional finite element method for thin-walled curved box beam analysis including the shear lag effect," China Journal of Highway and Transport, vol.
Because the box beam transfers loads to supports located outside the silo, the unloader can accommodate different heights of material.
The project has approximately one mile of flyover box beam bridge and one million cubic yards of imported fill.
Tenders are invited for works include approx 250 lf removal of guardrail; 6,800 sy milling plant mix; 11,500 cy borrow special excavation; 420 cy unclassified excavation; 500 lf cutting bit pvmt; 1 ls contractor storm water control; 145 lb seeding; 118 lb fertilizer type ii; 1,095 tn crushed base; 795 sy sidewalk(plant mix); 12 lf 18" cmp; 204 lf box beam guardrail; 1,210 sy sidewalk(conc); 555 lf curb and gutter type a; 1 ea inlet type a; 23 sf aluminum sign panels; 1 ls temporary traffic control; 1 ls controls for lead paint removal; see outside link.
Featuring box beam construction, the pallet offers stronger welds and greater rigidity to eliminate flowering and breakage.
Construction of the Memorial began in March with preliminary work to cover the original box beam columns that outline the perimeters of the Twin Towers.
Injection molding can produce the desirable box beam, which requires no EAU.
work includes, excavation, guardrail, erosion control, fertilizer, seeding, pavement marking, 226 sy masonry coating, 580 ton class 2 asphalt base, 56 lf 18" pipe culvert, 180 lf hp 12x53 steel piles, 211 lf precast pc box beam.
Site preparatory work for the Memorial began in March with preliminary work to cover the original box beam columns that outline the perimeters of the Twin Towers.
In addition, the Box Beam design gives the plastic pallet stronger welds and an elastomeric additive eliminates brittleness.
In order to achieve the longitudinal stiffness required to prevent the body from flexing and creating additional trauma, a box beam, with molded-in ribs, runs almost the full length.
White-plastered box beam caps wall, has notch for spillway.