| 管棚复合钢支撑支护技术在软弱破碎富水地层掘进中的应用 |
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| 引用本文： | 廖光海,王志勇.管棚复合钢支撑支护技术在软弱破碎富水地层掘进中的应用[J].四川地质学报,2002,22(Z1):24-25. |
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| 作者姓名： | 廖光海 王志勇 |
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| 作者单位： | 四川405建设工程公司,四川都江堰市,611830 |
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| 摘 要： | 管棚复合钢支撑技术，是一个通过超前管棚、支撑钢拱、白铁皮隔离、工作面封堵的相互配合和共同作用，形成了具有强大支护抗力的复合支护体系。介绍利用该项技术，安全高效完成崇州市鞍子河电站300m余软弱破碎富水地层的隧洞掘进的情况。
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| 关 键 词： | 管棚 复合钢支撑 软弱地层 |
THE APPLICATION OF PIPE LODGEPOLE-STEEL TUNNEL SUPPORT TECHNIQUE TO TUNNELLING IN WEAK AND FRACTURED WATER-FLLED ROCKBEDS |
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| Liao Guanghai,Wang Zhiyong.THE APPLICATION OF PIPE LODGEPOLE-STEEL TUNNEL SUPPORT TECHNIQUE TO TUNNELLING IN WEAK AND FRACTURED WATER-FLLED ROCKBEDS[J].Acta Geologica Sichuan,2002,22(Z1):24-25. |
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| Authors: | Liao Guanghai Wang Zhiyong |
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| Abstract: | Pipe lodgepole-steel tunnel support technique is a strong composite support system consisting of advance pipe lodgepole,support stell vault,tin plate packer and working surface plug-back.The application of this technique to tunnelling in weak and fractured water-filled rockbeds with a length of more than 300 m at the Anzihe Hydropower Station obtains good results. |
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| Keywords: | Pipe lodgepole steel tunnel support weak rockbed |
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