In order to ensure the safety and smoothness of highways in the whole province during the May Day holiday and avoid serious traffic accidents of dangerous chemicals transport vehicles, the Shaanxi Provincial Public Security Department and the Shaanxi Provincial Department of Transportation decided to prohibit dangerous chemicals transport vehicles from driving on highways within the administrative area of Shaanxi Province from 0: 00 on May/KLOC-0 to 24: 00 on May 5, 2020.

Dangerous chemicals transport vehicles that have entered the expressway before 0: 00 on May 1 day need to leave the expressway nearby.