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lan zhou shen an huang he da qiao zhu qiao ding tui shi gong fen xi
Author(s): 
Pages: 135-138
Year: Issue:  8
Journal: Urban Roads Bridges & Flood Control

Keyword:  大跨度拱桥主桥钢结构顶推施工结构分析计算工况;
Abstract: 兰州深安黄河大桥主桥钢结构采用顶推施工的方法.主桥钢结构顶推线路较长,临时墩布置较多,施工过程比较复杂,需要进行详细的分析.通过介绍顶推施工过程的各个计算工况,分析主桥钢结构与导梁的应力与变形、临时墩的支座反力,计算分析得到的结果有效地指导了整个顶推施工过程,也可为类似桥梁的顶推施工提供有价值的实例参考.
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