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公路与城市道路部分平面设计参数对比分析

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为方便道路设计者厘清公路与城市道路在平面设计上的区别,对比分析了《公路路线设计规范》(JTG D20-2017)和《城市道路路线设计规范》(CJJ 193-2012)中平面线形设计参数.通过对比得知:公路规范和城道规范的设计参数在计算中计算公式相同,但部分变量取值不同;变量取值不同的原因是公路与城市道路在建设时追求的侧重点不相同,公路规范更侧重于安全、平顺、经济,城道规范更侧重于舒适、安全、环境协调性.因此,设计人员在进行计算时需根据道路种类,依据侧重要点进行取值.
Comparison and Analysis on Plane Design Parameters of Highway and Urban Road
In order to facilitate the road designers to clarify the difference between highway and urban road in plane design,the design parameters of plane alignment in the Code for Design of Highway Route and the Code for Design of Urban Road Route are compared and analyzed.Through comparison,it can be seen that the design parameters of highway specifications and road specifications have the same calculation formula in the calculation,but some variables have different values.The reason for the different values of variables is that the focus on highway and urban road is different during the construction.Highway specifications focus more on safety,smoothness and economy,while urban road specifications focus more on comfort,safety and environmental coordination.Therefore,the designers shall take the value according to the road type and key points when calculating.

design specificationsplane design parametersurban road designhighway design

宋玉婷、梁庆学、梅朝、卜鑫德、李令晗、熊文琪

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中国市政工程中南设计研究总院有限公司,湖北武汉 430010

设计规范 平面设计参数 城市道路设计 公路设计

2024

城市道桥与防洪
上海市政工程设计研究院

城市道桥与防洪

影响因子:0.477
ISSN:1009-7716
年,卷(期):2024.(4)
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