What is the maximum speed when driving on an expressway in weather conditions with visibility less than 100 meters?

ANSWER · A

Per Article 81 of the "Road Traffic Safety Law of the People's Republic of China and its implementing regulations", when driving on expressways in low-visibility weather such as fog, rain, snow, sand and dust, or hail: (1) when visibility is less than 200 meters, turn on fog lights, low beams, side marker lights, and front and rear position lights, do not exceed 60 km/h, and keep more than 100 meters from the front vehicle; (2) when visibility is less than 100 meters, turn on fog lights, low beams, side marker lights, front and rear position lights, and hazard warning flashers, do not exceed 40 km/h, and keep more than 50 meters from the front vehicle.

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