| 北京地铁4号线砂卵石地层盾构机选型 |
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| 引用本文： | 赵惊华,邓美龙. 北京地铁4号线砂卵石地层盾构机选型[J]. 现代城市轨道交通, 2012, 0(4): 34-36 |
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| 作者姓名： | 赵惊华 邓美龙 |
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| 作者单位： | 1. 北京东直门机场快速轨道有限公司,工程师,北京100027
2. 不详 |
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| 摘 要： | 在盾构工程中盾构机选型是重点工作之一，盾构机型选择的正确与否是盾构隧道工程施工成败的关键。文章以北京地铁4号线四标段盾构工程为例，介绍了盾构机选型原则与依据，针对4号线四标段所处砂卵石地层特点，系统阐述了北京砂卵石地层盾构机选型的技术路线和过程。
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| 关 键 词： | 地铁 砂卵石地层 盾构 选型 |
Shield Machine Selection for Sand and Gravel Strata of Beijing Metro Line 4 |
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| Zhao Jinghua, Deng Meilong. Shield Machine Selection for Sand and Gravel Strata of Beijing Metro Line 4[J]. Modern Urban Transit, 2012, 0(4): 34-36 |
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| Authors: | Zhao Jinghua Deng Meilong |
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| Affiliation: | Zhao Jinghua, Deng Meilong |
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| Abstract: | Shield machine selection is one of the priorities in a shield project. Correct selection of shield model is a key to the success of the shield tunnel construction. Taking fourth tender lot for shield project of Beijing Metro Line 4 as an example, the paper introduces the principle and the basis for selection of shield machine model, and the characteristics of the sand and gravel strata in the tender lot section of Line 4 are analyzed. It systematically described the technical route for shield selection for sand and gravel strata and process of the shield machine selection. |
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| Keywords: | metro sand and gravel strata shield selection |
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