| 双侧壁导坑法开挖大断面软岩隧道施工技术 |
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| 引用本文： | 田执祥. 双侧壁导坑法开挖大断面软岩隧道施工技术[J]. 价值工程, 2012, 31(6): 73 |
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| 作者姓名： | 田执祥 |
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| 作者单位： | 中铁十四局集团三公司,兖州,272100 |
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| 摘 要： | 对于大断面软岩隧道施工,常规的台阶法开挖,极易造成拱顶大面积暴露、松动导致坍塌,此类情况均采用双侧壁导坑法设计。双侧壁导坑法开挖断面能够最大限度的保证施工安全,适合应用于大断面软岩隧道。
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| 关 键 词： | 大断面软岩 双侧壁导坑法 隧道 |
Construction Technology of Large Cross-section Soft Rock Tunnel Excavation by Using Double Side Drift Method |
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| Tian Zhixiang. Construction Technology of Large Cross-section Soft Rock Tunnel Excavation by Using Double Side Drift Method[J]. Value Engineering, 2012, 31(6): 73 |
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| Authors: | Tian Zhixiang |
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| Affiliation: | Tian Zhixiang (China Railway 14th Bureau Group 3st Engineering Co.,Ltd.,Yanzhou 272100,China) |
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| Abstract: | For large cross-section of soft rock tunnel construction,the conventional excavation by using bench cut method easily caused the a large area exposure,loose,and even collapse.Excavation by using double side drift method can insure construction safety and is suitable for large cross-section of soft rock tunnel. |
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| Keywords: | large cross-section soft rock double side drift method tunnel |
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