| 铁路桥梁大直径管桩的适用性对比分析 |
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| 引用本文： | 刘建红,陈良江,史良洪,张雁.铁路桥梁大直径管桩的适用性对比分析[J].铁道建筑,2019(5):56-58,116. |
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| 作者姓名： | 刘建红 陈良江 史良洪 张雁 |
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| 作者单位： | 中铁上海设计院集团有限公司;中国铁路总公司;中国铁路上海局集团有限公司;建华建材(中国)有限公司 |
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| 基金项目： | 中国铁路总公司科技研究开发计划(2015G002D) |
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| 摘 要： | 从适用土层、场地要求、施工设备等方面对钻孔桩、打入桩、跟钻法、劲性复合桩的应用进行了分析。通过现场调研、资料收集,采用铁路定额组成,分析得出0. 8,1. 0 m打入桩、跟钻法和劲性复合管桩相关定额并进行经济性比较,给出了砂性土、黏性土条件下不同工法经济性分析结果。
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| 关 键 词： | 铁路桥梁 桩基础 对比分析 管桩 跟钻法 劲性复合桩 |
Comparison Analysis of Adaptability of Large-diameter Pipe Piles for Railway Bridge |
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| LIU Jianhong,CHEN Liangjiang,SHI Lianghong,ZHANG Yan.Comparison Analysis of Adaptability of Large-diameter Pipe Piles for Railway Bridge[J].Railway Engineering,2019(5):56-58,116. |
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| Authors: | LIU Jianhong CHEN Liangjiang SHI Lianghong ZHANG Yan |
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| Institution: | (China Railway Shanghai Design Institute Group Co. Ltd. ,Shanghai 200070,China;China Railway Corporation,Beijing 100844,China;China Railway Shanghai Group Co. Ltd. ,Shanghai 200070,China;Jianhua Construction Materials (China) Co. Ltd. ,Zhenjiang Jiangsu 21200,China) |
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| Abstract: | The application of drilled pile,driven pile,following drilling method and reinforced composite pile was analyzed from the aspects of suitable soil layer,site requirements and construction equipment.Based on f ield investigation,data collection and railway quota composition,the relevant quotas of 0.8 m,1.0 m driven pile,following drilling method and reinforced composite pile were analyzed and compared.The economic analysis results of different construction methods under sandy soil and clay soil conditions were given. |
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| Keywords: | Railway bridge Application Large-diameter Pipe pile Following drilling method Reinforced composite pile |
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