Home > Urban and Rural Studies > 2020 No.09 > 浅谈隧道微台阶开挖施工工法

  • 浅谈隧道微台阶开挖施工工法

    Author(s):

    陈杰华

    Publication Title:

    Urban and Rural Studies 2020 No.09

    Affiliations:

    中铁十六局集团第五工程有限公司

    Abstract:

    结合崤山隧道开挖工法施工经验,为确保隧道施工安全质量,实现隧道施工初期支护仰拱设置钢架地段及时封闭成环,仰拱紧跟下台阶施工,以满足"两紧跟"要求,根据现场围岩地质、施工机械配套等实际情况,对台阶法施工工装进行了改造,既能保证了隧道的施工安全,又能提高了隧道的施工进度.

    Keywords:

    微台阶法开挖;台架;初期支护

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