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Home > Urban and Rural Studies > 2020 No.08 > 厚卵石地层桥梁深基础地质钻探分析及施工建议

  • 厚卵石地层桥梁深基础地质钻探分析及施工建议

    Author(s)：

    胡扬威

    Publication Title：

    Urban and Rural Studies 2020 No.08

    Affiliations：

    徐州中国矿大岩土工程新技术发展有限公司

    Abstract：

    深厚卵石地层的钻探或桩基施工,会面临钻头磨损剧烈、钻进效率低、孔壁坍塌、排渣或取芯困难等问题.详细查明卵石地层颗粒级配及粗颗粒强度特性并进行正确的评价,是卵石地层桩基施工成败的关键性工作.本文以吉利黄河特大桥深厚卵石层的勘察和桩基施工为例,分析了卵石地层钻探手段的有效性及其对桩基成孔的影响,提供了深厚卵石层桩基侧摩阻力、桩端承载力取值及桩基施工方面的建议.

    Keywords：

    桥梁基础;深厚卵石层;工程勘察;桩基施工

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    [1] 胡扬威.厚卵石地层桥梁深基础地质钻探分析及施工建议[J].Urban and Rural Studies,2020(08),.

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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