全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

道路拓宽中路面拼接台阶尺寸的分析

Keywords: 道路工程,台阶尺寸,有限元,路面拼接,剪应力

Full-Text   Cite this paper   Add to My Lib

Abstract:

通过有限元计算分析,研究了新老路面拼接台阶尺寸对拼接结构受力的影响,并提出了适宜的台阶宽度,包括面层台阶的尺寸和基层台阶的尺寸,为实际工程提供指导及借鉴。通过计算分析2种路面结构下,不同面层或基层台阶尺寸时新老路面结构的顶面变形、最大剪应力及层底剪应力,表明设置台阶有效降低了拼接路面结构中的剪应力及新老路面拼接面两侧的不协调变形。在台阶尺寸方面,面层拼接台阶的宽度大于20cm即可,基层台阶宽度宜为40cm至60cm。

References

[1]  张军辉,王鹏.黄晓明.软土地基上高速公路加宽工程的数值分析
[2]  [J].公路交通科技,2006,23(6):32-35.ZHANG Junhui,WANG Peng,HUANG Yaaoming.Numerical Analysis of Road Widening Project on Soft Soil Ground
[3]  [J].Journal of Highway and Transportation Research and Development,2006,23(6):32-35.
[4]  黄琴龙,凌建明,钱劲松.新老路基工后差异变形对路面结构的影响
[5]  [J].同济大学学报:自然科学版,2005,33(6):759-762.HUANG Qinlong,LING Jianming,QIAN Jinsong.Influence of Pavement under Discrepant Deformation after Construction between Existing Subgrade and that to be Widened
[6]  [J].Journal of Tongji University:Natural Science,2005,33(6):759-762.
[7]  王炳玲.沪宁高速公路路面扩宽铣刨拼接施工技术
[8]  [J].路基工程,2007(6):164-165.WANG Bingling.Construction Technology of Milling Shaving and Splicing for Pavement Expanded on Huning Expressway
[9]  [J].subgrade Engineering,2007(6):164-165.
[10]  章定文,刘松玉.高速公路扩建工程中新路填筑对老路影响的参数分析
[11]  [J].公路交通科技,2006,23(7):31-34.ZHANG Dingwen,LIU Songyu.Parameter Analysis of the Influence of the Construetion of New Embankment on the Old Embankment in the Widening of Expressway
[12]  [J].Journal of Highway and Transportation Research and Development,2006,23(7):31-34.
[13]  吴志昂,孙四平.旧路加宽路面结构层参数变化的敏感性分析
[14]  [J].工程与建设,2007,21(5):709-711.WU Zhiang,SUN Siping.Sensitivity Analysis of the Pavement Layer Parameter in the Process of Widening the Old Road
[15]  [J].Engineering and Construction,2007,21(5):709-711.
[16]  马晓晖.扩建公路新-老拼接路面结构的力学响应分析
[17]  [D].上海:同济大学,2008.MA Xiaohui.Research on Mechanic Response of Jointed Pavement Structure in Highway Widening Project
[18]  [D].Shanghai:Tongji University,2008.
[19]  李峰,张宏超,孙立军.长寿命沥青路面结构力学响应的三维有限元分析
[20]  [J].上海公路,2004(2):11-12.LI Feng,ZHANG Hongchao,SUN Lijun.The Mechanical Response Analysis of Perpetual Pavements with 3D Finite Element Method
[21]  [J].Shanghai Highway,2004(2):11-12.
[22]  蒋鑫,邱延峻.旧路拓宽全过程三维有限元分析
[23]  [J].Journal of Engineering Geology,2005,13 (3):419-423.
[24]  汪浩,黄晓明.软土地基上高速公路加宽的有限元分析
[25]  [J].公路交通科技,2004,21(8):21-24.WANG Hao,HUANG Xiaoming.Numerical Analysis of Road Widening on Soft Soil Ground by FEM
[26]  [J].Journal of Highway and Transportation Research and Development,2004,21 (8):21-24.
[27]  中华人民共和国交通部.JTG D50-2006公路沥青路面设计规范
[28]  [S].北京:人民交通出版社,2006.P.R.China.Ministry of Communications.JTG D50-2006 Specifications for Design of Highway Asphalt Pavement
[29]  [S].Beijing:China Communications Press,2006.
[30]  杨庆刚,黄晓明,廖公云,等.软基差异沉降对夹层路面结构的影响分析
[31]  [J].公路交通科技,2007,24(1):1-5.YANG Qinggang,HUANG Xiaoming,LiAO Gongyun.Analysis of the Effect of Soft Ground with Differential Settlements on Sandwich Pavement Structure
[32]  [J].Journal of Highway and Transportation Research and Development,2007,24 (1):1-5.
[33]  刘观仕,孔令伟,丁锋,等.高速公路扩建工程软基拓宽的沉降监测与分析
[34]  [J].岩土力学,2007,28(2):331-335.LIU Guanshi,KONG Lingwei,DING Feng,et al.Settlement Monitoring and Analysis for Soft Foundation of an Expressway Widening Project
[35]  [J].Rock and Soil Mechanics,2007,28(2):331-335.
[36]  [J].工程地质学报,2005,13(3):419-423.JIANG Xin,QIU Yanjun.Three-dimensional Numerical Simulation of Pavement Performance In Widened Roads

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133