滚球体育平台

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在桥梁加固顶升之前一定要做好的准备工作

人气: 6972 发表时间:2019-03-09

导梁的刚度在知足不乱和强度的前提下,选用较小的刚度及变刚度的导梁,将在顶推时减小更大悬臂状态的负弯矩,使负弯矩的2个峰值比较接近。此外,在设计中要考虑动力系数,使结构有足够的安全贮备。桥梁加固顶升为减轻自重更好采用从根部至前端为变刚度的或分段变刚度的导梁。

桥梁加固顶升

在桥梁加固顶升之前一定要做好的准备工作

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路桥养护施工

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桥梁加固顶升

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桥梁加固顶升滚球体育平台将主梁纠偏至成桥位置(顶推位移量控制原则是保证支座上下垫板 中央对齐),并在每个桥墩上增设限位装置。


TAG: 桥梁加固顶升

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