| 地铁站主体结构中洞洞桩法施工技术 |
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| 引用本文： | 刘恒瑞. 地铁站主体结构中洞洞桩法施工技术[J]. 价值工程, 2011, 30(14): 115-115 |
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| 作者姓名： | 刘恒瑞 |
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| 作者单位： | 北京京诚新星造纸工程技术有限公司,北京,100176 |
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| 摘 要： | 洞桩法是一种特殊的地铁施工方法,这种方法安全度高,施工方便,能够严格控制地表沉降,其应用逐渐广泛。本文阐述了北京某地铁站主体结构中洞洞桩法施工技术,对处于狭小空间内反循环钻机成孔、钢筋笼下放、混凝土水平及垂直运输、水下灌注混凝土等方法进行了详细的介绍。
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| 关 键 词： | 洞桩法 反循环成孔 水下灌注砼 |
PBA Adopted in Station of Subway |
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| Liu Hengrui. PBA Adopted in Station of Subway[J]. Value Engineering, 2011, 30(14): 115-115 |
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| Authors: | Liu Hengrui |
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| Affiliation: | Liu Hengrui(Beijing Jingcheng Xinxing Paper Engineering Technology Co.,Ltd.,Beijing 100176,China) |
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| Abstract: | PBA(Pile Beam Arc) is a new and special approach for subway construction.With its high security,easy construction and the ability of strictly controlling ground settlement,it is widely used.This Paper elaborates on PBA adopted in constructing the main body's central tunnel of one Station of Subway in Beijing.A detailed introduction is dedicated to such techniques as reverse circulation pore-forming within narrow space,placement of reinforcement cage,horizontal and vertical transportation of concrete,subaque... |
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| Keywords: | PBA(Pile Beam Arc) reverse circulation pore-forming subaqueous concreting |
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