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路桥过渡段柔性搭板的设计方法

, PP. 19-23

Keywords: 道路工程,柔性搭板,计算分析,设计方法,土工格室,路桥过渡段

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Abstract:

？在对路桥过渡段柔性搭板处治措施的机理进行分析的基础上,参考大比例尺沉降台试验测试数据及有限元仿真与拓扑优化的结果,提出路桥过渡段柔性搭板的布置形式;通过现场调研和资料分析,给出了柔性搭板的合理设计参数参考值。基于模型的受力特点,提出了近似变形曲线的数学表达式,并将计算曲线与试验观测曲线进行了比较。结果表明,计算曲线与实测曲线基本吻合,能够反映真实的沉降情况。在此基础上推导出层间距的计算公式,并给出了设计参数的确定方法,为桥头柔性搭板的设计提供了参考依据。

 References

[1]  LI Li, FU Jian-feng.The Reinforcement Mechanism and Status in Application and Study of Geocell[J].Shanxi Science & Technology of Communications, 2003, 31(S1):63-65.
[2]  CHEN Yan-ping, ZHAO Ming-hua, CHEN Chang-fu, et al.Similarity Model Test of Geocell Reinforced Gravel Mattress and Gravel Pile Composite Foundation[J].China Journal of Highway and Transport, 2006, 19(1):17-22.
[3]  YANG Xiao-hua, LI Xin-wei, YU Yong-hua.Finite Element Analysis of Shallow Saturated Loess Reinforced with Geocell[J].China Journal of Highway and Transport, 2005, 18(2):12-17.
[4]  XIE Yong-li, YU Yong-hua, YANG Xiao-hua.Application Study of Treating Differential Settlement of Subgrade with Geocell[J].China Journal of Highway and Transport, 2004, 17(4):7-10.
[5]  ZENG Xi-ting, YU Zhi-qiang.Geocell and Its Application[J].China Harbour Engineering, 2001, 4(2):33-37.
[6]  MIAO Ying-hao, HU Chang-shun.Research on Displacement Characteristics of Geogrid Reinforced Embankment with Steep Slope[J].China Journal of Highway and Transport, 2006, 19(1):47-52.
[7]  YANG Xiao-hua, DAI Tie-ding, XU Xin-zhuang.Geocell Application in Reinforcing Soft Subgrade of Railway[J].Journal of Traffic and Transportation Engineering, 2005, 5(2):42-46.
[8]  YANG Xiao-hua.Bearing Capacity and Behavior of Saturated Loess Foundation Reinforced by Geocell[J].Journal of Changan University:Natural Science Edition, 2004, 24(3):5-8.
[9]  WAN Jian-ping, WAN Zhi, LI Zhi-yong.Test Research of the Interaction Between Geocells and Soil[J].Hunan Communication Science and Technology, 2004, 30(3):1-3.
[10]  YU Yong-hua, XIE Yong-li, YANG Xiao-hua.Mechanics Property and Adaptability of Approach Slab[J].Journal of Traffic and Transportation Engineering, 2006, 6(3):51-56.
[11]  YU Yong-hua.Study on Technique of Treatment for Differential Settlement at Transition Section Between Bridge Abutment and Embankment[D].Xian:Changan University, 2004.
[12]  YU Yong-hua, XIE Yong-li, YANG Xiao-hua.Simulation of Active Mechanics of Wedge Flexible Approach Slab at Bridge Abutment[J].Journal of Changan University:Natural Science Edition, 2004, 24(6):29-32.
[13]  QU Zhan-hui.Study on Treatment Measure for Inhomogeneous Settlement at Transition Section Between Bridge Abutment and Embankment[D].Xian:Changan University, 2005.
[14]  李 力, 傅舰锋.土工格室作用机理与应用研究现状[J].山西交通科技, 2003, 31(增1):63-65.
[15]  陈艳平, 赵明华, 陈昌富, 等.土工格室碎石垫层-碎石桩复合地基相似模型试验[J].中国公路学报, 2006, 19(1):17-22.
[16]  杨晓华, 李新伟, 俞永华.土工格室加固浅层饱和黄土地基的有限元分析[J].中国公路学报, 2005, 18(2):12-17.
[17]  谢永利, 俞永华, 杨晓华.土工格室在处治路基不均匀沉降中的应用研究[J].中国公路学报, 2004, 17(4):7-10.
[18]  曾锡庭, 于志强.土工格室及其应用[J].中国港湾建设, 2001, 4(2):33-37.
[19]  苗英豪, 胡长顺.土工格栅加筋陡边坡路堤位移特性的试验研究[J].中国公路学报, 2006, 19(1):47-52.
[20]  杨晓华, 戴铁丁, 许新桩.土工格室在铁路软弱基床加固中的应用[J].交通运输工程学报, 2005, 5(2):42-46.
[21]  杨晓华.土工格室加固饱和黄土地基性状及承载力[J].长安大学学报:自然科学版, 2004, 24(3):5-8.
[22]  万剑平, 万 智, 李志勇.土与土工格室相互作用的试验研究[J].湖南交通科技, 2004, 30(3):1-3.
[23]  俞永华, 谢永利, 杨晓华.桥头塔板受力特性及适应性[J].交通运输工程学报, 2006, 6(3):51-56.
[24]  俞永华.路桥过渡段差异沉降处治技术研究[D] .西安:长安大学, 2004.
[25]  俞永华, 谢永利, 杨晓华.桥头楔形柔性搭板作用性状的仿真[J].长安大学学报:自然科学版, 2004, 24(6):29-32.
[26]  屈战辉.路桥过渡段不均匀沉降处治措施研究[D].西安:长安大学, 2005.

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