A Prefabricated Box Girder Negative Moment Stiffener and Its Construction Technology
A technology of negative bending moment and reinforcing ribs, which is applied in the direction of building reinforcements, bridges, buildings, etc., can solve the problems of anchor plate cracking, prestress loss, inset, etc., to avoid prestress loss, improve strength, and position accurate effect
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[0030] The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.
[0031] Such as Figure 1-Figure 5 As shown, a prefabricated box girder negative moment reinforcement provided in this embodiment includes a prefabricated box girder 1, a bellows 8 and a square reinforcement cage. and encrypted stirrups 9, a plurality of reinforced main bars 7 are arranged horizontally, a plurality of reinforced stirrups 6 and a plurality of encrypted stirrups 9 are arranged longitudinally, wherein, a plurality of encrypted stirrups 9 are symmetrically arranged on both sides of the square steel cage, and more A reinforced stirrup 6 is arranged between the encrypted stirrups 9 on both sides. The square steel cage is composed of reinforced stirrups 6, reinforced main bars 7 and encrypted stirrups 9. The bellows 8 pass through the devices installed on the square steel cage. The clampin...
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