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Home > Urban and Rural Studies > 2018 No.09 > 管幕预筑法顶管施工顺序对地表沉降的影响

  • 管幕预筑法顶管施工顺序对地表沉降的影响

    Author(s)：

    刘红誉

    Publication Title：

    Urban and Rural Studies 2018 No.09

    Affiliations：

    微山县东方建设工程监理有限公司

    Abstract：

    以管幕预筑法(PPM)大直径顶管群施工为背景,采用有限差分软件FLAC3D对优选的8种有代表性的顶管群施工顺序进行数值模拟,研究不同大直径顶管群施工顺序下的地表变形特征.该组合土拱效应不仅可以承担一部分管幕上覆荷载,而且可以减小管幕下排顶管施工对地表的扰动,有效减小了管幕预筑法密排顶管群施工所引起的地表沉降.

    Keywords：

    管幕预筑法;顶管施工;组合土拱效应

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    [1] 刘红誉.管幕预筑法顶管施工顺序对地表沉降的影响[J].Urban and Rural Studies,2018(09),.

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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