大坪隧道
大坪隧道-
本文介绍变断面衬砌台车设计，用以解决重庆嘉华大坪隧道变断面大跨度衬砌施工。
This article introduced the variable cross section liner dolly design to solve the tapered long-span lining construction of JiaHua-DaPing tunnel in ChongQing .
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隧道模型二维数值模拟从拱顶沉降与水平收敛、支护结构内力、围岩塑性区分布等方面优选出最为适合大坪车站隧道施工的施工工法。
Tunnel 's numerical simulation , from vault sedimentation and horizontal convergence , shoring structure stress , surrounding rock plastic zone distribution aspects , optimizes the fittest construction method .