城际快速路平面交叉通视三角区安全评价研究  

Research on the Safety Evaluation of the Sight Triangle Area at the Grade Intersection of Intercity Expressways

作　　者：周培辰 宋杨 何恩怀 何云勇 高建平[1] ZHOU Peichen;SONG Yang;HE Enhuai;HE Yunyong;GAO Jianping(School of Civil Engineering Chongqing Jiaotong University,Chongqing 400074,China;Sichuan Highway Planning,Survey Design and Research Institute Co.,Ltd.,Chengdu 610041,China)

机构地区：[1]重庆交通大学土木工程学院,重庆400074 [2]四川省公路规划勘察设计研究院有限公司,成都610041

出　　处：《交通工程》2025年第4期27-32,共6页Journal of Transportation Engineering

基　　金：四川省交通运输科技项目(2023-A-08);重庆市研究生联合培养基地建设项目(JDLHPYJD2020015);四川省交通运输科技项目(2025-A-09)。

摘　　要：为提升城际快速路平面交叉安全性,针对其通视三角区展开安全评价技术研究。采用理论分析与工程实践相结合的方法,依据平面交叉设计理论与道路安全性评价方法,结合四川成都至雅安快速路(雅安段)项目实际,构建了平面交叉通视三角区评价方法与流程,剖析了城际快速路平面交叉通视三角区存在的主要问题,进而提出针对性改进措施,并在成雅快速通道安全性提升中得以实施,效果良好,表明所构建的评价方法切实可行且有效。In order to improve the safety of grade intersections on intercity expressways,a safety evaluation technology study was carried out for the sight triangle area.By using a combination of theoretical analysis and engineering practice,based on the grade intersection design theory and road safety evaluation methods,and combined with the actual situation of the Chengdu-Ya an Expressway(Ya an section)project in Sichuan,an evaluation method and process for the sight triangle area of grade intersections were constructed.The main problems existing in the sight triangle area of grade intersections on intercity expressways were analyzed,and then targeted improvement measures were proposed.These measures were implemented in the safety improvement of the Chengdu-Ya an Expressway,and the effect was good,indicating that the constructed evaluation method is practical and effective.

关 键 词：城际快速路 平面交叉 通视三角区 安全评价 

分 类 号：U491[交通运输工程—交通运输规划与管理]