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四洞并进特长、大跨、小净距隧道进洞及浅埋段施工浅析
Publication year - 2020
Publication title -
zhi neng cheng shi ying yong
Language(s) - Uncategorized
Resource type - Journals
eISSN - 2717-5391
pISSN - 2630-5305
DOI - 10.33142/sca.v3i1.1523
Subject(s) - traditional medicine , medicine
社会的发展进步原有两车道公路很难满足现在车辆通行需求需要扩宽至四车道。加上两侧辅路大跨径隧道和四洞并进小净距隧道开始涌现。文章结合中铁五局机械化公司国道G316线A4标项目董奉山隧道出口进洞施工总结了凝灰熔岩地段四洞并进、特长、超大跨径小净距隧道进洞及浅埋段施工方法、以及质量、安全控制的一些主要措施和施工过程中应注意的问题。

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