【摘要】 上海市机非交通隔离设施的式样和在道路上的设置方式有很多种，为了弄清其中的优劣，以行车速度和交通冲突两项指标为评判依据，对上海交通现状作了调查和研究，研究结果表明：设置机非隔离设施，可使冲突率降低２／３，行车速度提高１０％～１５％．更多还原

【Abstract】 There are a lot of types of traffic barricades between motorized and non--motorized vehicles and different ways of arrangement on road in Shanghai. In order tO clarify their merits and demerits, we judge it by two indexes which are vehicle speed and traffic conflict. This paper has made many comprehensive observations, experiments, analyses and studies on them. This paper presents the results of my studies.更多还原