| 超前钻探法在瓦斯隧道施工中的应用 |
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| 引用本文： | 曾晓勤,张啸,李辉忠.超前钻探法在瓦斯隧道施工中的应用[J].西部交通科技,2012(3):57-60. |
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| 作者姓名： | 曾晓勤 张啸 李辉忠 |
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| 作者单位： | 四川路桥建设股份有限公司公路隧道分公司,四川成都610200 |
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| 摘 要： | 文章根据成都至自贡至泸州高速公路马鞍山隧道所处的煤层瓦斯地质状况,利用超前钻探法对隧道围岩的掌子面和钻孔瓦斯浓度进行了测试,测试结果能有效判定前方岩层的瓦斯赋存和涌出情况。
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| 关 键 词： | 超前钻探法 煤层瓦斯 隧道施工 应用 |
Applications of Advanced Drilling Method on Gas Tunnel Construction |
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| ZENG Xiao-qin,ZHANG Xiao,LI Hui-zhong.Applications of Advanced Drilling Method on Gas Tunnel Construction[J].Western China Communication Science & Technology,2012(3):57-60. |
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| Authors: | ZENG Xiao-qin ZHANG Xiao LI Hui-zhong |
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| Institution: | (Sichuan Road ＆ Bridge Group Co.,Ltd.Highway Tunnel Branch,Chengdu,Sichuan,610200) |
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| Abstract: | According to the geological conditions of coal seam gas where Ma＇anshan Tunnel of Chengdu-Zigong-Luzhou Expressway is situated,the article tested the gas concentration at tunnel face and boreholes of rocks surrounding the tunnel through the advanced drilling method,and the test results could effectively determine the gas occurrence and emission situations at front rock layers. |
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| Keywords: | Advanced drilling method Coal seam gas Tunnel construction Applications |
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