| 大断面黄土隧道采用弧形导坑法施工技术 |
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| 引用本文： | 初厚永.大断面黄土隧道采用弧形导坑法施工技术[J].北方交通,2008(11). |
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| 作者姓名： | 初厚永 |
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| 作者单位： | 中铁二十三局郑西铁路客运专线工程指挥部,华阴,714200 |
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| 摘 要： | 结合郑西铁路客运专线潼洛川、高桥和凤凰岭三座大断面黄土隧道,在不同地质条件下采用不同形式的弧形导坑法施工的成功实例,详细介绍了各种弧形导坑法适用范围、施工工艺和变形规律,为类似黄土隧道的施工提供参考和借鉴。
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| 关 键 词： | 大断面 黄土隧道 弧形导坑法 施工技术 |
Techniques of Major Section Loess Tunnel Is Constructed by Arch Heading Method |
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| Authors: | CHU Hou-yong |
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| Institution: | CU Hou-yong |
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| Abstract: | In the light of successful examples that 3 major section tunnels-Tongluochuan,Gaoqiao and Fenghuangling ones on Zheng-Xi special railway line for passenger transport have been constructed by arch heading methods in the different form,the paper introduces in detail the adaptable scopes of various heading methods,the construction technology and the law of deformation,which might provide reference and use for construction of similar loess tunnel. |
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| Keywords: | Major section Loess tunnel Arch heading method Construction techniques |
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