进入冬季,受寒潮影响,我国自北向南迎来降温降雪过程。根据气象部门预报分析,此次降温降雪涉及范围广、时间长、风险大,将会对道路交通安全带来不利影响。为防范重特大交通事故和大范围拥堵,11月20日,公安部副部长黄明召集公安部交通管理局进行专题研究并召开恶劣天气交通应急管理视频调度会。会议要求,各地要启动应急机制,主动采取措施把各项工作做在前面。要在桥梁、弯道、长上坡、长下坡以及施工路段等节点路段预置力量、设施,一旦出现节点拥堵,要第 Into the winter, affected by the cold wave, our country from north to south usher in the process of cooling snowfall. According to the meteorological department forecast and analysis, this cooling and snowfall involves a wide range, a long time, the risk is large, will have an adverse impact on road traffic safety. On November 20, Huang Ming, vice minister of the Ministry of Public Security, convened a special study by the Traffic Management Bureau of the Ministry of Public Security and convened a video dispatching meeting on emergency weather traffic management in order to prevent heavy traffic accidents and large-scale traffic congestion. The meeting called for all localities to start the emergency response mechanism and take the initiative to take measures to make the various tasks in front. To bridge, bend, long uphill, long downhill and construction section of the node section of the preset strength, facilities, in the event of node congestion, to the first