| "预沉降法"的可行性分析 |
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| 引用本文： | 李玲,梁怿如."预沉降法"的可行性分析[J].铁道工程学报,2007(Z1). |
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| 作者姓名： | 李玲 梁怿如 |
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| 作者单位： | 中铁工程机械研究设计院有限公司,武汉,430066 |
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| 摘 要： | 研究目的:针对客运专线无砟轨道路基沉降控制工程面临的新问题,探讨“预沉降法“的可行性。研究结果:该工法可减少工后沉降和不均匀沉降,满足无砟轨道铁路路基沉降变形控制的要求,且可达到过渡段路基工后“零沉降“的目标。
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| 关 键 词： | 无砟轨道 路基 零沉降 预沉降法 大直径现浇混凝土薄壁筒桩 高频液压振动锤 |
The Feasibility Analysis of "A Method of Prepare to Decline" |
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| LI Ling,LIANG Yi-ru.The Feasibility Analysis of "A Method of Prepare to Decline"[J].Journal of Railway Engineering Society,2007(Z1). |
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| Authors: | LI Ling LIANG Yi-ru |
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| Abstract: | Research purposes:Aiming at the new problem of passenger dedicated railway ballastless track roadbed decline control project,this paper explored the feasibility of "a method of prepare to decline" Research results:The new method can reduce the post-construction settlement and the foundation asymmetry to decline,satisfy the request of both passenger dedicated railway ballastless track roadbed decline control project and "zero post-construction settlement" at transition zone between roadbed and bridge. |
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| Keywords: | ballastless track roadbed zero post-construction settlement a method of prepare to decline shell tubular pile of large-diameter placing-in-situ concrete high frequency hydraulic pressure vibrated hammer |
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