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Box Girder

Box girder is a concrete beam with a closed box-type cross section, divided into cast-in-place box girder and precast box girder. Mostly adopting prestressed reinforced concrete structure, it is one of the mainstream upper load-bearing structures for modern long-span bridges and viaducts.

Box Girder
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Box Girder

Features a closed hollow box section, providing high overall rigidity and uniform stress distribution

Box Girder
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Box Girder

Widely used in highway bridges, railway and high-speed railway bridges, urban elevated bridges, interchange bridges, bridges spanning rivers and waterways, continuous beam bridges, and rigid-frame bridges, this is the preferred girder type for modern large- and medium-scale bridge projects.

Box Girder
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Box Girder

High stiffness and minimal deformation, resulting in a smooth bridge alignment and a comfortable driving experience

Box Girder
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Box Girder

Exceptional torsional resistance, making it suitable for curved bridges, wide bridges, and interchange overpasses

Box Girder
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Box Girder

Widely used in highway bridges, railway and high-speed railway bridges, urban elevated bridges, interchange bridges, bridges spanning rivers and waterways, continuous beam bridges, and rigid-frame bridges, this is the preferred girder type for modern large- and medium-scale bridge projects.

Box Girder
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