Can the expressway slow down in special weather?

When a motor vehicle runs on an expressway, it shall comply with the following provisions in case of low visibility meteorological conditions such as fog, rain, snow, dust and hail:

When the visibility is less than 200 meters, turn on the fog lights, low beam lights, position lights and front and rear position lights, the speed shall not exceed 60 kilometers per hour, and keep a distance of more than 100 meters from the vehicle in front of the same lane;

When the visibility is less than 100 meters, turn on fog lights, low beam lights, position lights, front and rear position lights and hazard warning flashlights, and the speed shall not exceed 40 kilometers per hour, and keep a distance of more than 50 meters from the vehicle in front of the same lane;

When the visibility is less than 50 meters, turn on fog lights, low beam lights, position lights, front and rear position lights and danger warning flashlights, and the speed shall not exceed 20 kilometers per hour, and leave the expressway as soon as possible from the nearest exit.

In case of the circumstances specified in the preceding paragraph, the expressway management department shall release the prompt information such as speed limit and distance keeping through the display screen.

Extended reading of related knowledge: which cars can't enter the expressway?

Pedestrians and non-motor vehicles are not allowed to enter the expressway. Tractors, wheeled special-purpose motor vehicles, articulated buses, full-trailer trucks and other motor vehicles with a designed top speed of less than 70 kilometers per hour are not allowed to enter the expressway.

In addition, even if the design maximum speed of unrestricted motor vehicles exceeds 70km/h, but the actual speed does not reach 60km/h, it is not allowed to drive on the expressway.

Expressway should indicate the lane speed. Although vehicles that do not reach the speed of 60 kilometers per hour are not allowed to enter the expressway, they are not allowed to drive at any high speed on the expressway. In order to ensure safety, the law still stipulates that the maximum speed should not exceed 120 km.

But specifically, different types of motor vehicles have different regulations on their top speed due to their own performance and safety considerations. The maximum speed of minibus driving on the expressway shall not exceed 120km, and the maximum speed of motorcycle shall not exceed 80km. Other motor vehicles shall not exceed100km per hour.

How to avoid accidents: speeding, fatigue driving and drunk driving are strictly prohibited on expressways, and towing and overloading are strictly prohibited on expressways. Pay attention to keep the distance between cars, and pay attention to warning signs and signs on the roadside. If the vehicle breaks down on the expressway, be sure to park the vehicle in the emergency parking area, turn on the hazard warning flash, place a warning sign at the direction behind the incoming vehicle150m, and call for help if necessary. It is forbidden to stop and turn around at will on the expressway.