| 对富水粉细砂地层隧道初期支护拆换处理技术的研究 |
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| 引用本文： | 祁雪峰. 对富水粉细砂地层隧道初期支护拆换处理技术的研究[J]. 价值工程, 2019, 38(13): 109-111 |
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| 作者姓名： | 祁雪峰 |
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| 作者单位： | 中铁二十一局集团轨道交通工程有限公司,济南,250000 |
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| 摘 要： | 桃树坪隧道富水粉细砂地层,遇水极易软化,下部泥化现象明显,扰动后基底呈稀湖状,初支钢架接腿和闭合困难,隧道变形大,支护破坏乃至坍塌,局部富水地段掌子面涌水涌砂现象严重,造成初期支护变形侵限。
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| 关 键 词： | 富水粉细砂层 支护拆换 处理技术 |
Study on Initial Support Replacement Treatment Technology for Water-rich Silt and Fine Sand Layer |
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| QI Xue-feng. Study on Initial Support Replacement Treatment Technology for Water-rich Silt and Fine Sand Layer[J]. Value Engineering, 2019, 38(13): 109-111 |
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| Authors: | QI Xue-feng |
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| Affiliation: | (China Railway 21 Bureau Group Rail Transit Engineering Co.,Ltd.,Ji'nan 250000,China) |
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| Abstract: | QI Xue-feng(China Railway 21 Bureau Group Rail Transit Engineering Co.,Ltd.,Ji'nan 250000,China) |
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| Keywords: | water-rich silt and fine sand layer support replacement processing technology |
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