| 井字形双侧壁导坑法隧道施工技术 |
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| 引用本文： | 张习众.井字形双侧壁导坑法隧道施工技术[J].铁道建筑技术,2014(7):71-74. |
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| 作者姓名： | 张习众 |
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| 作者单位： | 中铁二十一局集团第三工程有限公司,西安710065 |
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| 摘 要： | 贵阳枢纽项目马夫田左线隧道与成贵联络左线马夫田隧道合修,介绍了进出洞及大跨段的施工方案,详细阐述了井字形双侧壁导坑法施工工艺及注意事项。
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| 关 键 词： | 隧道开挖 井字形双侧壁导坑法 施工工艺 防排水 |
#-Shape Bilateral Wall Pit Tunnel Construction Technology |
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| Zhang Xizhong.#-Shape Bilateral Wall Pit Tunnel Construction Technology[J].Railway Construction Technology,2014(7):71-74. |
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| Authors: | Zhang Xizhong |
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| Institution: | Zhang Xizhong (China Railway 21st Bureau Group Co. Ltd. , Xi＇ an 710065, China) |
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| Abstract: | The left-line of Mafutian Tunnel on Guiyang hub and the left line of Mafutian tunnel on Chengdu-Kunming connection line are built into one. The paper introduces the construction plans for the entrance and exit tunnel and the large span construction. And the same time the process for #-shape bilateral wall pit and points calls for attention are expatiated. |
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| Keywords: | tunnel excavation #-shape bilateral wall pit construction process water drainage and prevention |
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