According to the third and fourth provisions of Article 3 of the Regulations on the Administration of Overloaded Transport Vehicles on Highway:
(3) The maximum allowable total mass of the vehicle shall not exceed the sum of the maximum allowable axle weights of each axle; ?
(four) tractors, agricultural vehicles and low-speed trucks, with the total mass approved by the driving license as the limited standard; ?
In order to strengthen the management of over-limit transport vehicles on highways and ensure the safety of highway facilities and people's lives and property, the Regulations on the Management of Over-limit Transport Vehicles on Highways are formulated according to the Highway Law, the Regulations on the Protection of Highway Safety and other laws and administrative regulations. Promulgated by the Ministry of Transport on August 9, 20 16 and effective as of September 2, 20 16.
Extended information of the criteria for determining the over-limit charging by weight of freight cars;
The maximum allowable total mass limit of each vehicle type is adjusted to
Double-axle truck 18 ton
25-ton three-axle truck (including 27-ton three-axle car train)
Four-axle truck 3 1 ton (including 36 tons of four-axle car train)
Five-axle car train 43 tons
49 tons of automobile trains with six axles or more (including six axles) (including 46 tons of single-axle tractor transmission shaft).
Baidu Encyclopedia-Regulations on the Management of Over-limit Transport Vehicles Driving on the Road