Arched beam combination bridge lifting construction method
A construction method and technology of arched beams, applied in bridges, bridge construction, erection/assembly of bridges, etc., can solve problems such as large impact on urban environment and residents' lives, occupying a large construction site, improved technology has not been disclosed, etc., to achieve easy The effect of controlling construction quality, reducing construction cost and construction period, and keeping the construction environment clean
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[0046] Example: The arch-beam combination bridge adopts a suspended arch structure, the material is Q345D, and the cross-border combination is 40 meters + 32 meters; the height of the 40-meter-span A arch rib is 7.8 meters, and the 32-meter C-span arch rib height is 6 meters; the steel box The girder height is 1 meter, and the width of the whole bridge is 6.5 meters; the two-span steel box girders are arranged continuously, the main span width is 6.5 meters, and the thickness of the roof is 12mm and 20mm; The standard rib spacing is 315mm, and the whole bridge is arranged continuously; the standard thickness of the bottom plate is 14mm, and the bottom plate at the local support position is thickened to 20mm. There are 3 webs and 16 suspension cables for the whole bridge; the upper and lower arches of large and small spans The rib is a constant section box girder section with a slab thickness of 20mm. The exterior is decorated with a 6mm thin slab to form a trapezoidal section t...
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