摘要
根据城市道路中人、车冲突的状况 ,基于交通流理论研究了一套城市道路平面交叉口安全评价指标 ,作为城市道路平面交叉口交通安全评价的依据和准则 ,并利用该指标对西安市道路一些平面交叉口处安全度作了实例分析 ,安全评价结果符合实际 .
According to the conflict of pedestrian-vehicle of city roadway,this paper studied a set of traffic safety evaluation index based on traffic flow theory,which can be used as scientific basis and criterion for traffic conflict evaluation of intersection of city roadway.Meanwhile,it is used to analyze traffic safe level of some intersections of Xi'an city roadway,the evaluation result conforms to reality.
关键词
城市道路
平面交叉口
交通安全
交通冲突
评价
city roadway
intersection
traffic safety
traffic conflict
evaluation index
