贵州省沪昆高速镇胜线长大纵坡路段安全现状分析  

Analysis on the safety status of the large longitudinal slope of the Zhensheng line on the Hu-Kun expressway in Guizhou province

作　　者：陈建龙 王维利[1] 曹德国 CHEN Jianlong;WANG Weili;CAO Deguo(Guizhou Transportation Planning Survey and Design Academe Co.,Ltd.,Guizhou Guiyang 550000 China)

机构地区：[1]贵州省交通规划勘察设计研究院股份有限公司,贵州贵阳550000

出　　处：《山东交通科技》2021年第3期101-103,132,共4页

摘　　要：选取了贵州省沪昆高速镇胜线长大纵坡路段进行安全现状分析,通过调研交通事故数据,得到了交通事故时间以及空间的分布特征。现场利用手持GPS、Metro Count和激光测速仪得到相关运行速度数据,分析得到镇胜线长大纵坡路段运行速度特性。The long longitudinal slope of the Zhensheng line of the Shanghai-Kunming expressway in Guizhou province is selected to analyze the current safety situation.Through the investigation of traffic accident data,the time and spatial distribution characteristics of traffic accidents are obtained.On-site use of handheld GPS,Metro Count and laser speedometer to obtain relevant operating speed data,analysis of the Zhensheng line long longitudinal slope section of the operating speed characteristics.

关 键 词：长大纵坡路段 交通事故 运行速度特性 

分 类 号：U412.366[交通运输工程—道路与铁道工程]