| 岩溶地区大直径钻孔桩施工技术 |
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| 引用本文： | 李春景,刘爱娟.岩溶地区大直径钻孔桩施工技术[J].世界桥梁,2006(2):35-37. |
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| 作者姓名： | 李春景 刘爱娟 |
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| 作者单位： | 江西省交通厅昌金高速公路建设项目办公室,江西,宜春336000 |
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| 摘 要： | 根据昌金高速公路曾家高架桥桩基施工实践,介绍在桩基施工过程中采用挖孔、钢护筒跟进、充填粘土、片石等措施,顺利穿越岩溶地区溶洞层的施工技术。
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| 关 键 词： | 钻孔桩 岩溶地区 基础施工 施工技术 |
| 文章编号： | 1671-7767（2006）02-0035-03 |
| 收稿时间： | 2005-11-25 |
| 修稿时间： | 2005年11月25 |
Construction Techniques for Large Diameter Bored Piles in Karst District |
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| LI Chun-jing,LIU Ai-juan.Construction Techniques for Large Diameter Bored Piles in Karst District[J].World Bridges,2006(2):35-37. |
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| Authors: | LI Chun-jing LIU Ai-juan |
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| Abstract: | In the light of the construction of bored pile foundations of Zengjia Viaduct on Changfu-Jinyushi Expressway,this paper presents the technical measures adopted in the construction process of the pile foundations of the Viaduct in Karst district,including those for excavation of pile holes,setting of steel casings,filling of clay and pebbles,and the techniques for smooth construction of the piles through cavity stratum in the district. |
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| Keywords: | bored pile Karst district foundation construction construction technique |
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