上海市公路管理处主办的交通情况调查工作经验交流会,于1988年5月16日～22日在上海市召开。14个省,市(含计划单列市)主管交通情况调查的负责同志参加。会议期间,全体代表参观了上海市正在新建的沪嘉、莘松高速公路;观摩和考证了上海市的国道和市干线公路上的七个连续式观测站、二个间隙式观测站;指导和交流了上海市正在开展“国道、部分干线公路客货 Shanghai Highway Management Office hosted the traffic survey work experience exchange meeting, May 16, 1988 ~ 22 held in Shanghai. 14 responsible provinces and municipalities (including cities with independent planning) in charge of traffic investigation of the responsible comrades to participate. During the meeting, all the delegates visited the Shanghai-Jiaxing-Xinsong Expressway which is being newly built in Shanghai. Seven consecutive observatories and two gap-type observatories on the national highways and municipal highways in Shanghai were visited and verified. Exchange of Shanghai is being carried out "State Road, some trunk highway passenger and cargo