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Home > Urban and Rural Studies > 2023 No.14 > 隧道浅埋段预加固实施方案

  • 隧道浅埋段预加固实施方案

    Author(s)：

    田社利

    Publication Title：

    Urban and Rural Studies 2023 No.14

    Affiliations：

    陕西公路交通工程监理咨询有限公司

    Abstract：

    高速公路、地方公路等大断面隧道在穿过浅埋段、软岩、破碎带等不良地质时，易出现初期支护刚度不足、地下水软化围岩、围岩发生整体或局部变形、支护封闭成环不及时和二衬不能紧跟施作等原因造成掌子面附近失稳，出现塌方，一种采取洞内超前管棚预加固和洞外预注浆的支护方法可以保证浅埋段、软岩等地段安全顺利通过。

    Keywords：

    隧道；浅埋段预加固；施工

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    [1] 田社利.隧道浅埋段预加固实施方案[J].Urban and Rural Studies,2023(14),.

城镇建设
Urban and Rural Studies

Language: 中文

CN：10-1589/TU

ISSN：2096-6539

Publication Frequency: 半月刊

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