| 膏溶角砾岩地层大断面隧道快速施工技术 |
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| 引用本文： | 熊江陵,李建华.膏溶角砾岩地层大断面隧道快速施工技术[J].隧道建设,2010,30(1):44-47,62. |
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| 作者姓名： | 熊江陵 李建华 |
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| 作者单位： | 中铁隧道集团有限公司,河南,洛阳,471009 |
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| 基金项目： | 中铁隧道集团有限公司技术科研项目(隧研合2005-21) |
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| 摘 要： | 通过施工方法比选，确定能在膏溶角砾岩地层实现安全、快速施工的台阶法方案，并通过优化实施施工工艺、确定台阶长度、分析确定最佳开挖进尺、各施工工序间的合理距离，实行同步作业、分区钻孔、分区装药等手段，实现大断面隧道的快速施工。对软岩条件下的大断面隧道的快速施工具有较好的实用性。
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| 关 键 词： | 膏溶角砾岩 大断面隧道 工艺优化 快速施工 |
| 收稿时间： | 2009-12-10 |
| 修稿时间： | 2010-01-21 |
Technology for Rapid Construction of Large Cross section |Tunnel in Gypsum Breccia Ground |
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| XIONG Jiangling,LI Jianhua.Technology for Rapid Construction of Large Cross section |Tunnel in Gypsum Breccia Ground[J].Tunnel Construction,2010,30(1):44-47,62. |
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| Authors: | XIONG Jiangling LI Jianhua |
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| Institution: | China Railway Tunnel Group Co.Ltd./a>;Luoyang 471009/a>;Henan/a>;China |
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| Abstract: | Top heading + bench method,which is capable of ensuring safe and rapid tunnel construction in gypsum breccia ground,is adopted for Taihangshan tunnel after analysis on different construction methods.Rapid tunnel construction is achieved by taking various measures,such as optimizing the implementation of the construction process,analyzing and determining proper bench length,optimum excavation advance rate and reasonable distance between different construction processes and implementing parallel working,parti... |
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| Keywords: | gypsum breccia large cross-section tunnel construction process optimization rapid construction |
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