| 晋祠隧道120m超前长大管棚一次性打设施工技术 |
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| 引用本文： | 李应来.晋祠隧道120m超前长大管棚一次性打设施工技术[J].铁道建筑技术,2011(6):36-40. |
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| 作者姓名： | 李应来 |
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| 作者单位： | 中铁十五局集团有限公司,河南洛阳,471000 |
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| 摘 要： | 以太原铁路枢纽新建西南环线铁路工程晋祠隧道下穿环城高速公路超前大管棚施工为背景,介绍大管棚作用原理及施工工艺。具体分析管棚跟管钻进的导向纠偏,并总结施工中所遇到问题的处理方案及建议,为隧道开挖及上部结构物安全提供重要保障。
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| 关 键 词： | 隧道施工 超前管棚支护 施工工艺 导向纠偏 |
Technology for Construction of 120 m Long and Large Pipe Roof through Disposable Erection in Jinci Tunnel |
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| Li Yinglai.Technology for Construction of 120 m Long and Large Pipe Roof through Disposable Erection in Jinci Tunnel[J].Railway Construction Technology,2011(6):36-40. |
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| Authors: | Li Yinglai |
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| Institution: | Li Yinglai(China Railway 15th Bureau Group Co.Ltd.,Luoyang 471000,China) |
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| Abstract: | The paper is based on the background of Taiyuan railway center with Jinci tunnel,which drills through city expressway with advance fore poling.It introduces working principle of pipe roof and construction technology.Concrete analysis lies in directional control with drilling pipe roof.And the handling solutions of common problems and suggestions well are summarized up to provide important security for excavation of tunnel and safety of upper structure. |
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| Keywords: | tunnel construction advance fore poling construction technology directional control |
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