| 北京地铁大卵石地层采用开敞式盾构机施工的可行性 |
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| 引用本文： | 郭京波,王岩芳.北京地铁大卵石地层采用开敞式盾构机施工的可行性[J].隧道建设,2009,29(5):481-484. |
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| 作者姓名： | 郭京波 王岩芳 |
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| 作者单位： | 1.石家庄铁道学院机械工程及自动化系, 石家庄050043；2.北京华隧通掘进装备有限公司, 北京100081 |
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| 摘 要： | 针对大卵石地层盾构施工的难点，从地质适用性、结构可维护性、自身性能特点、处理大卵石或孤石的优势、施工安全性与质量、施工速度等方面进行分析，阐述开敞式盾构机的可行性，给出了北京地铁开敞式盾构设计方案及施工工艺；针对大砂卵石地层中盾构施工，从掘进速度、经济特性、综合性能等方面对土压平衡盾构机与开敞式盾构机进行了对比，表明了在大卵石地层采用开敞式盾构机是值得考虑的。
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| 关 键 词： | 开敞式盾构 盾构设计方案 盾构施工工艺 地铁隧道 可行性研究 |
| 收稿时间： | 2009-09-07 |
Feasibility Study on Application of Open Shield in Construction of Beijing Metro Tunnels in Cobble-contained Ground |
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| GUO Jingbo,WANG Yanfang.Feasibility Study on Application of Open Shield in Construction of Beijing Metro Tunnels in Cobble-contained Ground[J].Tunnel Construction,2009,29(5):481-484. |
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| Authors: | GUO Jingbo WANG Yanfang |
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| Institution: | 1.School of Mechanical Engineering and Automation, Shijiazhuang Railway Institute, Shijiazhuang 050043, China|
2.Beijing Huasuitong Tunneling Equipment Co., Ltd., Beijing 100081, China |
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| Abstract: | Focusing on the challenge of boring in cobble-contained ground,the authors make feasibility study on application of open shield in construction of Beijing Metro tunnels in cobble-contained ground in terms of geological adaptability,structural maintainability,performance,advantages in coping with large cobbles and boulders,construction safety and quality and boring speed.The authors propose the design and boring techniques of open shield for Beijing Metro works.Regarding boring in cobble-contained ground,the... |
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| Keywords: | open shield shield design shield boring technology Metro tunnel feasibility study |
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