| 复合地层中盾构开舱作业风险分析与防范 |
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| 引用本文： | 罗忠,胡正东.复合地层中盾构开舱作业风险分析与防范[J].现代隧道技术,2012,49(2):45-53. |
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| 作者姓名： | 罗忠 胡正东 |
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| 作者单位： | 深圳市市政工程总公司隧道公司,深圳,518000 |
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| 摘 要： | 在复合地层中土压平衡盾构机开舱是一项比较危险的作业。文章系统地介绍了开舱作业风险源,并提出了相关的风险控制方法;分析了深圳地区的地质、水文情况对开舱条件的适宜性,以及对各种条件下开舱点选择的风险防范;最后介绍了深圳地铁2222标侨-香区间的7次开舱经验,并对其开舱进行分类、总结。
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| 关 键 词： | 土压平衡盾构 复合地层 开舱作业 风险分析与控制 |
Risk Analysis of and Preventive Measures for Operation in a Shield Chamber in Mixed Ground |
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| Luo Zhong
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Hu Zhengdong.Risk Analysis of and Preventive Measures for Operation in a Shield Chamber in Mixed Ground[J].Modern Tunnelling Technology,2012,49(2):45-53. |
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| Authors: | Luo Zhong Hu Zhengdong |
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| Institution: | Luo Zhong Hu Zhengdong(Tunneling Company of Shenzhen Municipal Engineering Corporation,Shenzhen 518000) |
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| Abstract: | The opening of chambers is a dangerous job with respect to the construction of earth pressure balance shield machines in mixed ground.This paper introduces the risk of chamber opening,discusses risk control methods,analyzes the geological and hydrological condition of the Shenzhen area concerning the issue of chamber opening,and presents risk prevention measures for site selection of chamber opening under various conditions.Additionally it discusses the experience of chamber opening in Lot 2222 of the Shenzhen Metro line 2. |
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| Keywords: | Earth pressure balance shield Mixed ground Operation in opening chamber Risk analysis and control |
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