| 大直径盾构隧道在北京地铁工程中的应用 |
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| 引用本文： | 王全贤.大直径盾构隧道在北京地铁工程中的应用[J].都市快轨交通,2012,25(5):99-104. |
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| 作者姓名： | 王全贤 |
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| 作者单位： | 北京市政建设集团有限责任公司 北京100055 |
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| 摘 要： | 介绍北京地铁14号线某段采用内径9 m大盾构隧道的情况,阐述隧道直径确定、线路选取、管片设计、盾构机选型的依据,结合已完成段的大盾构沉降规律、车站区间结合方法等实际施工经验,总结北京地铁采用大直径盾构的成功经验和需要改进之处,对地铁大盾构的推广应用提出建议。
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| 关 键 词： | 北京地铁 大直径盾构 管片 扩挖车站 |
| 修稿时间： | 2013/12/12 0:00:00 |
Large-diameter Shield Tunneling Adopted in Beijing Metro |
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| Wang Quanxian.Large-diameter Shield Tunneling Adopted in Beijing Metro[J].Urban Rapid Rail Transit,2012,25(5):99-104. |
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| Authors: | Wang Quanxian |
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| Institution: | Wang Quanxian(Beijing Municipal Construction Group Co.,Ltd.,Beijing 100055) |
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| Abstract: | This paper introduces the application of a large-diameter shield tunnel(9m in diameter) on Beijing metro Line No.14.The basis for the choice of shield tunnel diameter,line design,segment design and selection of shield machine is introduced in detail.Based on the study of strata settlement regularity for large-diameter shield tunneling and the combined station and running tunnel excavation,the experience of adopting a large-diameter shield in Beijing metro is summarized.Some suggestions on the application of large-diameter shield in metro are put forward in the end. |
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| Keywords: | Beijing metro large diameter shield segment station constructed by enlarging a shield tunnel |
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