box girder

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  • noun

Synonyms for box girder

a beam built up from boards

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Assembling the box girders was similar to attaching Lego blocks because every piece was purpose-designed to fit into each other.
In late 2017, the agency published new standards for adjacent box girders, including material and construction specifications for UHPC.
Due to closed cross-section geometry of the box girder bridges, they exhibit a high torsional rigidity which is beneficial in many situations.
Steel box girder has many advantages, such as much lighter, easy shaped, and can save construction time, and is now become the most common type of the main beam of large span cable-supported bridge.
Seliem [5] compared old Egptian code (ECP 201-2003) with the new ECP 201-2012 (based on traffic load on bridges of EN 1991-2) by taking concrete I shaped, box shaped and composite girder stated that box girder yield almost same in both the codes despite the increase in vehicular live loads of ECP 201-2012.
The three steel box girders are made of carbon steel, and are not protected against corrosion in a marine environment.
Designs for the bridge mean that a segmental construction technique will be necessary, with a 1,400m segmental twin box girder bridge on the Deira side of the project.
The center three spans are hybrid steel box girders supported by the arch.
However, even despite these structural measures, the impacts of local stress and loss of stability are not completely eliminated; that is, their interaction has a significant share in the stress state of box girders. This especially applies to the pressed flange of girders whose buckling coefficient can be significantly reduced due to the effects of transverse load [7].
A fifth-order equation of the design temperature profile for tropical regions was suggested, which is very similar to the one proposed by Priestley [72] for concrete box girders.
The company has made 12 box girders weighing 1,100 tonnes for Burntisland Fabrications Ltd, based in Fife, which will form the transport structure for the oil rig legs weighing 10,000 tonnes, being made for Premier Oil's Solan Oil Field.
RMRG is India's first privately funded Metro which is completely elevated and the project involves innovative design comprising 20 and 25 meters length of pre-tensioned box girders, specialized structures like prefabricated steel spans up to 48 meters in length, and so on.
The crane's steel housing is based on box construction for torsion resistance, while its box girders are built with a positive camber that decreases the uphill effect as the trolley moves toward the end carriage truck.
Among the topics are stability theory, box girders, composite columns and structural systems, circular tubes and shells, members with elastic lateral restraints, stability under seismic loading, and analyzing stability using the finite element method.
Fractures identified in box girders can be verified through other NDT techniques but verification of fractures in steel reinforcement is more complex and can require the removal of structural concrete, which naturally is undesirable.