Difference between Class I, Class II and Class III of Large Vehicles

The differences between the first, second and third types of bulk transportation are as follows:

The difference between Class I, Class II and Class III bulk transportation lies in the restrictions on the length, width, height and weight of the transported goods.

1. In the transportation of large pieces on the first-class highway, the length of the goods should be limited to greater than or equal to 14m and less than 20m. In secondary roads, the length of goods is limited to 20 meters and 30 meters. Among the three types of roads, the length of goods is limited to more than 30 meters and less than 40 meters;

2, a kind of road transport, the height of the goods is limited to more than 3 meters and less than 3.8 meters. In secondary roads, the height limit of goods is greater than or equal to 3.8 meters and less than 4.4 meters. Among the three types of roads, the height limit of goods is greater than or equal to 4.4 meters and less than 5 meters;

3, a kind of road transport, the cargo load is limited to 20 tons, less than 100 tons. The load limit of the second-class highway is greater than or equal to100t and less than 200t. The loading limit of Class III highway goods is more than or equal to 200 tons and less than 300 tons.

Large cargo transportation enterprises can be divided into four types:

1, a class of road large cargo transport enterprises can carry a class of large cargo;

2. Class II road large objects Road transport enterprises can carry Class I and Class II large objects;

3, three types of road large object transport enterprises can carry one, two, three types of large objects;

4. Four types of road large-scale object transportation enterprises can carry one, two, three and four large-scale objects.

To sum up, the first, second and third types of bulk transportation are divided according to the types of transport vehicles and transport standards.

Legal basis:

Article 3 of the Regulations on the Administration of Highway Overloaded Transport Vehicles

Large-scale transportation with specified standards; Class II: Large-scale transportation exceeding Class I transportation standards, with the total height, width, length and mass of vehicles and goods above the ground not exceeding 4.5m, 3.75m, 28m and100000kg respectively; Category III: Large-scale transportation in which the total height of vehicles and goods exceeds 4.5 meters from the ground, or the total width exceeds 3.75 meters, or the total length exceeds 28 meters, or the total mass exceeds 100000 kg.