Intelligent expressway long downhill road section divided lane management and control method and system

The invention provides an intelligent expressway long downhill section divided lane management and control method and system, and aims to realize services such as vehicle-road cooperative safety early warning and divided lane vehicle speed management and control of a one-way three-lane mountainous area expressway long downhill section, deploy intelligent facilities and traffic safety facilities in a long downhill section and an upstream section thereof, and improve the safety of the long downhill section and the upstream section of the long downhill section. The sensing, communication and control capabilities of the roadside end are fully utilized, so that the traffic efficiency of the long downhill road section is effectively improved, and the traffic accident number of the long downhill road section is reduced. 本发明提供了一种智慧高速公路长下坡路段分车道管控方法及系统，为实现单向三车道山区高速公路长下坡路段车路协同安全预警、分车道车速管控等服务，在长下坡路段及其上游路段，部署智慧化设施和交安设施，充分利用路侧端感知、通信、控制等能力，以有效提升长下坡路段通行效率、降低长下坡路段交通事故数。