| 新老路基轻质土拼接拓宽施工的关键技术 |
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| 引用本文： | 崔登云,李金星,赵秀娟,李红卫,朱蕊,管鹤楼,刘林.新老路基轻质土拼接拓宽施工的关键技术[J].筑路机械与施工机械化,2019(8):92-96. |
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| 作者姓名： | 崔登云 李金星 赵秀娟 李红卫 朱蕊 管鹤楼 刘林 |
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| 作者单位： | 中交三公局第一工程有限公司;中交第三公路工程局有限公司;江苏省镇江市路桥工程总公司 |
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| 摘 要： | 为解决软土地区高路堤路基拓宽施工中出现的新老路基不均匀沉降问题,提出一种基于装配式模板的新老路基轻质土拼接拓宽结构,在原路堤边坡台阶处设置预制T形抗剪件,同时在新路堤下方打设路堤桩,结合预制装配式坡面板,并且在坡面板及老路堤间回填轻质土。工程实践证明,应用该技术后,在拓宽一侧老路基边坡范围沉降差明显减小,技术经济效益明显。
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| 关 键 词： | 装配式模板 框格梁 路堤桩 T形抗剪件 |
Key Technologies for Light Soil Splicing and Widening Construction of New and Old Subgrade |
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| CUI Deng-yun,LI Jin-xing,ZHAO Xiu-juan,LI Hong-wei,ZHU Rui,GUAN He-lou,LIU Lin.Key Technologies for Light Soil Splicing and Widening Construction of New and Old Subgrade[J].Road Machinery & Construction Mechanization,2019(8):92-96. |
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| Authors: | CUI Deng-yun LI Jin-xing ZHAO Xiu-juan LI Hong-wei ZHU Rui GUAN He-lou LIU Lin |
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| Institution: | (First Engineering Co. , Ltd. of CCCC Third Highway Engineering Co. , Ltd. , Beijing 100000, China;CCCC Third Highway Engineering Co. , Ltd. , Beijing 100000, China;Zhenjiang Road & Bridge Engineering Corporation, Zhenjiang 212000, Jiangsu, China) |
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| Abstract: | CUI Deng-yun;LI Jin-xing;ZHAO Xiu-juan;LI Hong-wei;ZHU Rui;GUAN He-lou;LIU Lin(First Engineering Co. , Ltd. of CCCC Third Highway Engineering Co. , Ltd. , Beijing 100000, China;CCCC Third Highway Engineering Co. , Ltd. , Beijing 100000, China;Zhenjiang Road & Bridge Engineering Corporation, Zhenjiang 212000, Jiangsu, China) |
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| Keywords: | fabricated formwork frame beam embankment pile T-shaped shear member |
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