| 水泥搅拌桩在高填方软基路段的探索与应用 |
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| 引用本文： | 罗吉庆.水泥搅拌桩在高填方软基路段的探索与应用[J].公路交通技术,2020(2):1-7. |
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| 作者姓名： | 罗吉庆 |
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| 作者单位： | 广东高恩高速公路有限公司 |
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| 摘 要： | 为解决水泥搅拌桩在高填方软基路段的应用难题,以高恩高速公路K20+076~K20+513段软基处理为例,通过施工方案比选与工艺优化,对推荐方案进行了稳定性验算,对成桩后的水泥搅拌桩进行了承载力试验,对软基路段进行了应力和位移监测。结果表明,在填土高度8 m^14 m的软基路段,水泥搅拌桩复合地基综合处理方案可行,质量可控,造价合理,可供类似工程参考。
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| 关 键 词： | 水泥搅拌桩 高填方软基 试验检测 稳定性验算 软基监测 |
Exploration and Application of Cement Mixing Pile in High Fill Soft Foundation Section |
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| LUO Jiqing.Exploration and Application of Cement Mixing Pile in High Fill Soft Foundation Section[J].Technology of Highway and Transport,2020(2):1-7. |
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| Authors: | LUO Jiqing |
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| Institution: | (Guangdong Gao En express highway Construction Co.,Ltd.,Guangzhou 510600) |
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| Abstract: | According to comparison and selection of construction scheme and process optimization,the stability check calculation of the recommended scheme,the bearing capacity test of the cement mixing pile after completion and the stress and displacement monitoring of the soft foundation section are carried out in this paper with an example of soft foundation treatment of K20+076~K20+513 section of Gaoen Expressway,to solve the application problem of cement mixing pile in high fill soft foundation section.The results show that the comprehensive treatment scheme of cement mixing pile composite foundation is feasible for its controllable quality and reasonable cost,which can be used for reference in similar projects. |
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| Keywords: | cement mixing pile high fill soft foundation test and detection stability check soft foundation monitoring |
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