The passage time of the tunnel is from 6 o'clock to 23 o'clock every day. Among them, the traffic management stipulates that pedestrians and the following vehicles are prohibited from passing through the tunnel during the passage time, except for special vehicles (police cars, fire engines, ambulances, engineering rescue vehicles) and vehicles approved by the public security organs due to special circumstances such as emergencies: (1) passing through the tunnel;

1, bicycles, electric bicycles, tricycles, animal-drawn vehicles, motorized wheelchairs for the disabled, scooters, trolleys and other non-motor vehicles.

2 motorcycles, tractors, agricultural vehicles, trucks (except light box trucks, light closed trucks and pickup trucks), trailers and special machinery for wheeled and tracked vehicles.

3. For vehicles exceeding the tunnel limit load, height and width standards, the Zhou Yuliang Tunnel is limited to 40 tons in weight, 4.5 meters in height and 3.75 meters in width.

4. Vehicles carrying explosives, inflammable and explosive chemicals, toxic and radioactive dangerous goods.

5. Other vehicles that affect or endanger the safe passage of the tunnel.