| 北京地铁7号线双井车站高承压水超深竖井施工技术 |
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| 引用本文： | 曲建生. 北京地铁7号线双井车站高承压水超深竖井施工技术[J]. 太原科技, 2012, 0(2): 66-69 |
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| 作者姓名： | 曲建生 |
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| 作者单位： | 中铁十三局集团有限公司,吉林长春,130033 |
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| 摘 要： | 结合北京地铁7号线双井站1号风道临时竖井施工,介绍了高承压水下深基坑开挖支护中采取的各种止水、降水措施,重点介绍了真空降水的原理及其施工工艺,有效地控制了流沙现象,保证了基坑的安全稳定,为类似工程提供指导性建议。
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| 关 键 词： | 基坑工程 高承压水 竖井 流沙 施工技术 |
Construction Technology of High Pressure Deep Vertical Well of Beijing Metro Line 7 Subway |
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| Qu Jian-sheng. Construction Technology of High Pressure Deep Vertical Well of Beijing Metro Line 7 Subway[J]. Taiyuan Science and Technology, 2012, 0(2): 66-69 |
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| Authors: | Qu Jian-sheng |
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| Affiliation: | Qu Jian-sheng (China Railway 13th Bureau Group Co., Ltd. Changchun 130033 China) |
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| Abstract: | Combining high pressure deep vertical well of Beijing metro Line 7 subway, the author introduced various measures of sealing up and vacuum rainfall of deep excavation in the condition of high pressure water. Finally, the author introduced principle and construction technique of vacuum rainfall which effectively control quicksand, guarantee safety of excavation and provide suggestions for similar engineering. |
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| Keywords: | excavation engineering high pressure water vertical well quicksand construction technology |
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