| 白家铺三号隧道安全出洞施工技术 |
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| 引用本文： | 刘文庆.白家铺三号隧道安全出洞施工技术[J].铁道建筑技术,2014(10):73-75. |
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| 作者姓名： | 刘文庆 |
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| 作者单位： | 中国铁建大桥工程局集团第二工程有限公司,天津300000 |
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| 摘 要： | 对兰州至中川铁路客运线白家铺三号隧道在出口上方4~6 m处有多个人为掏砂洞及未打管棚情况下安全出洞做了详细叙述,并对关键的施工步骤做了简要介绍,通过各种有效的措施手段,成功地完成了隧道的出洞施工,对今后类似工程起到了很好的借鉴。
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| 关 键 词： | 铁路隧道安全 出洞 三台阶法 |
Construction Technology of Safe Hole Exit of Baijiapu No. 3 Tunnel |
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| Liu Wenqing.Construction Technology of Safe Hole Exit of Baijiapu No. 3 Tunnel[J].Railway Construction Technology,2014(10):73-75. |
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| Authors: | Liu Wenqing |
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| Institution: | Liu Wenqing (China Railway Construction Bridge Engineering Bureau Group Co. Ltd. , Tianjin 300000, China) |
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| Abstract: | This paper expatiates the safe tunnel exit of Baijiapu No. 3 tunnel on Lanzhou - Zhongchuan railway with several artificial sand hole 4 - 6 meters above the tunnel exit and gives a brief introduction to the key construction process. With various effective measures, the tunnel construction was successfully completed and can be taken as reference by similar en- gineering. |
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| Keywords: | railway tunnel security exit of hole three steps construction technology |
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