How to distinguish parking lot and parking area sign on expressway?

The definition of interval speed measurement, interval speed measurement is to set up a camera at the road station, set up a monitoring and capturing system, and monitor and capture the vehicles passing through the monitoring area of the road station in real time, so as to obtain information such as vehicle speed, traffic volume, vehicle license plate number, color, physical approximate size, driver characteristics, etc., and then transmit the information to the databases of the public security traffic command center and traffic control sub-center through the transmission network for data storage, query, comparison and other processing, thus effectively preventing illegal speeding.

These pictures let novices who travel near the National Day know that this is a sign of the service parking area. Every expressway basically has a service area every 30 to 50 kilometers. There are gas stations, catering areas, parking and rest areas and other facilities in the service area, and there are signs similar to the above before driving to the service area. Drivers who drive at high speed for a long time must be careful not to miss the service area, combine work and rest, and don't drive fatigue.

On Wurong Expressway, the sign in the middle order is: pedestrians and non-motor vehicles are prohibited from driving. At present, there are more and more electric vehicles here, and many highway sections are trying to install charging piles in the service area, so all listed electric vehicles can drive on the highway. Note that the charging piles in the service area have not been widely installed at present, so you must know the specific situation before getting on the expressway. The second picture shows that motorcycles and tricycles are prohibited from driving, and the third sign shows that trailers are prohibited from driving. Generally, the height limit is 4 meters, but there are different restrictions in different lanes and different situations. The specific truck restrictions are based on local restrictions. The fifth sign should be owned by everyone, that is, it is forbidden to turn around and reverse at high speed. The sixth is to prohibit all vehicles from parking temporarily or for a long time. Nowadays, many drivers ignore traffic regulations and park their cars in the emergency lane of high-speed for rest or convenience.

The letter signs of expressway routes in the province are indicated by the Chinese phonetic alphabet "S", which connects expressways in the province. The name consists of the place names of the starting and ending points of the route with the connector "—",and the route abbreviation is represented by the first Chinese character combination of the starting and ending point place names. The name of the ring road is named after the city, and the naming rules of the expressway are probably these. Do you feel that your brain is wide open after understanding it? In order to facilitate people's travel, the state has given reasonable and orderly names to the lines when formulating economic development plans. If you want to memorize these high-speed routes, you still need to travel more and pay more attention.