| 基于运行速度特征的公路平曲线设计半径推荐取值研究 |
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| 引用本文： | 郭腾峰,刘建蓓,汪双杰.基于运行速度特征的公路平曲线设计半径推荐取值研究[J].中国公路学报,2010(Z2). |
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| 作者姓名： | 郭腾峰 刘建蓓 汪双杰 |
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| 作者单位： | 中交第一公路勘察设计研究院有限公司; |
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| 基金项目： | 国家西部交通建设科技项目(2007 318 490 26,2003 318 490 08); “十一五”国家科技支撑计划项目(2009BAG13A02) |
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| 摘 要： | 基于多个研究课题在运行速度理论和模型方面的研究成果,通过分析不同类型公路运行速度预测模型,揭示出不同类型、设计速度公路的运行速度特点和规律及其与平曲线半径之间的关系,提出与路段运行速度对应的各级公路平曲线半径设计推荐取值范围。结果表明:所提出的关键技术指标取值为在公路路线设计与优化中实现定量化选用技术指标奠定了基础,有助于保证公路设计中关键技术指标取用的一致性和协调性。
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| 关 键 词： | 道路工程 路线设计 技术指标 平曲线半径 推荐值 运行速度 |
Study of Recommended Value of Horizontal Curve Design Radius Based on Operating Speed Characteristics |
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| GUO Teng-feng,LIU Jian-pei,WANG Shuang-jie.Study of Recommended Value of Horizontal Curve Design Radius Based on Operating Speed Characteristics[J].China Journal of Highway and Transport,2010(Z2). |
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| Authors: | GUO Teng-feng LIU Jian-pei WANG Shuang-jie |
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| Institution: | GUO Teng-feng,LIU Jian-pei,WANG Shuang-jie (CCCC First Highway Consultants Co.,Ltd,Xi'an 710075,Shaanxi,China) |
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| Abstract: | Based on the study result of theories and models of operating speed for many project research groups,the relationship between horizontal curve radius and the characteristics and laws of operating speed for the highway of different types and design speeds could be revealed by the analysis on operating speed prediction models for different types of highways.Furthermore, authors put forward the recommended value ranges for the horizontal curve radius of all classes of highways which corresponded to the operati... |
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| Keywords: | road engineering alignment design technical-index horizontal curve radius recommended value operating speed |
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