Composite beam stayed cable-suspension cable cooperation bridge
A technology of cooperative bridges and stay cables, which is applied in construction and other directions, can solve the problems of discontinuity and discontinuity of structural performance of joint parts, and achieve the effects of large overall structural damping, low relaxation rate and good fatigue resistance.
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[0025] In order to make the objectives, technical solutions, and advantages of the present invention clearer, the following further describes the present invention in detail in conjunction with specific embodiments and with reference to the accompanying drawings.
[0026] Such as Figure 1 ~ Figure 2 As shown, the hybrid girder cable-stayed suspension bridge provided by the present invention includes a bridge tower 1, auxiliary pier 2, steel main girder 3, concrete main girder 4, joint main girder 5, transition zone main girder 6, cable-stayed bridge Cable 7, transition zone stay cable 8, main cable 9, sling 10, transition zone sling 11 and length adjustment device 12. Among them, the steel main girder 3 is located in the center of the bridge body, and both ends of the steel main girder 3 are fixed to the concrete main girder 4 through the transition area main girder 6 and the joint main girder 5 in sequence. Side spans at both ends of the bridge l 2 The whole length or part of ...
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