1, for two-axle trucks, the total mass of futures shall not exceed 18000 kg, and shall not exceed the total mass indicated in the driving license;

2, three-axle trucks, car trains, the total mass of goods does not exceed 27000 kg;

3, four-axle trucks, car trains, the total mass of futures does not exceed 36000 kg;

4, five-axle car train, the total mass of goods does not exceed 43000 kg;

5. The total mass of six-axle and above automobile train futures shall not exceed 49,000 kilograms;

6, tractors, agricultural vehicles, low-speed trucks, with the total quality of the driving license approved as the limited standard;

7. Vehicles with air suspension installed on refrigerated trucks, automobile trains, and special operation vehicles that meet relevant regulations are not considered as over-limit transport vehicles.

First, according to the carriage of the vehicle

1. Flat cars have no carriages, only wagons below 1 meter. Generally, flat cars are more than 9- 16 meters. Used to transport some basic materials, such as daily chemicals, chemicals, plastic particles, etc.

2. The high guardrail has a carriage. The four walls of the carriage are all made of colored steel, and there is no closed ceiling. The ceiling is made of canvas and can be raised and lowered according to the amount of goods contained in it. Therefore, it is suitable for the transportation of most products and has a wide range of applications.

3. Fully enclosed or container vehicles, ranging from 4- 17 meters, are suitable for transport vehicles with high cargo value or high requirements for vehicles. At present, such vehicles occupy almost half of the freight market. Load 2-35 tons.

Second, according to the scope of use

1, general transport vehicles:

Including the above three models, it mainly transports some common products, such as electronic appliances, food, beverages, clothing, machinery and so on.

2. Constant temperature or heat preservation vehicles:

In fact, there are many classifications. Thermostatic cars are mostly used for foods that are not very strict in temperature requirements, and generally keep the temperature at about 5- 10 degrees. Thermostatic vehicles are suitable for vehicles with high temperature requirements. 2.3 Dangerous goods:

3. Dangerous goods are divided into 9 categories, and different categories should have different qualifications. Vehicles can be described as three types mentioned in the first point.

4. Special vehicles, super-long and super-wide large transport vehicles. Tank cars are used for damping vehicles. Transportation of precision instruments, such as satellites, missiles, high-end servers, etc. )

5, supervision car or closed car:

It is used to supervise the transportation between warehouses, mostly near airports and docks. It is rarely used for the transportation of ordinary goods. Such as medicine, frozen food and so on.

Three, according to the vehicle length and weight classification

Because the regulations of vehicle models and car factories are different, only the mainstream logistics vehicles on the market are introduced.

2-ton vehicles are generally around 4 meters, mostly 4.3 meters;

A 3-ton car is about 5.5 meters;

A 5-ton car is about 6.2 meters;

An 8-ton car is about 7.2-8.8 meters;

10 ton truck is about 9.6 meters;

12 ton or 15 ton is generally 9.6-12.5;

A 20-ton car is generally 12.5- 14.5 meters;

A 25-ton car is generally 12.5- 15m. A 30-ton car is usually a five-axle or six-axle car, 14- 17m.

legal ground

"Road Traffic Safety Law of the People's Republic of China" Article 48 The loading of motor vehicles shall conform to the approved loading quality, and overloading is strictly prohibited; The length, width and height of the load shall not violate the loading requirements, and the load shall not be scattered or scattered.

Motor vehicles carrying non-decomposable and out-of-gauge articles, which affect traffic safety, shall travel at the time, route and speed specified by the traffic management department of the public security organ, and hang obvious signs. Carrying non-decomposable and out-of-gauge articles on expressways shall be carried out in accordance with the provisions of the Highway Law.

Motor vehicles carrying explosives, inflammable and explosive chemicals and toxic and radioactive dangerous goods shall, after being approved by the public security organs, run at the specified time, route and speed, hang warning signs and take necessary safety measures.