| 预切槽技术及其应用中的关键技术问题 |
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| 引用本文： | 王秀英,刘维宁,赵伯明,贺美德,李孔明.预切槽技术及其应用中的关键技术问题[J].现代隧道技术,2011,48(3). |
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| 作者姓名： | 王秀英 刘维宁 赵伯明 贺美德 李孔明 |
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| 作者单位： | 1. 北京交通大学土建学院,北京,100044
2. 北京市政研究院,北京,100037 |
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| 基金项目： | 中央高校基本科研业务费专项资金资助(2009JBM068); 北京市政研究院基础科研项目 |
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| 摘 要： | 随着我国隧道建设的大发展,面临的复杂地质和环境问题以及劳动力紧张问题也越来越突出。预切槽法是一种独特的施工技术,是介于浅埋暗挖法和盾构法之间的一种方法,它和浅埋暗挖法配合可以形成复杂地质和地面环境下的新型隧道施工技术。采用此法可大大提高施工的机械化水平,同时可有效地控制地表沉降。文章论述了预切槽工法的机械组成、控制地层变形的基本原理以及应用中的关键技术问题,相信这种工法必将以其良好的控制地层变形能力和灵活性重新得到重视。
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| 关 键 词： | 预切槽技术 机械组成 地层变形 基本原理 关键技术 |
Pre-cutting Method and its Key Techniques in Application |
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| Wang Xiuying,Liu Weining,Zhao Boming,He Meide,Li Kongming.Pre-cutting Method and its Key Techniques in Application[J].Modern Tunnelling Technology,2011,48(3). |
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| Authors: | Wang Xiuying Liu Weining Zhao Boming He Meide Li Kongming |
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| Institution: | Wang Xiuying1 Liu Weining1 Zhao Boming1 He Meide2 Li Kongming1(1 College of Civil Engineering,Beijing Jiaotong University,Beijing 100044,2 Beijing Municipal Research Institute,Beijing 100037) |
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| Abstract: | With the development of tunnel construction,the problems of complex geology,complex environments and lack of labour force are gradually becoming stricking.Pre-cutting is a unique technology which lies between mining bored shallow tunneling and shield tunneling.It can be developed to be a new construction technique combined with shallow mining bored tunneling to deal with complex geology and environments so as to significantly improve the mechanization level of tunnel construction and control subsidence more... |
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| Keywords: | Pre-cutting technology Machine composition Ground deformation Basic principles Key techniques |
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