The asphalt pavement comprehensive maintenance vehicle is a special vehicle specially used to repair the damaged part of the pavement in time. It is generally composed of walking system, power system, transmission system, material handling and preparation devices, work tools, operation and control mechanisms, etc. The power system includes engine, generator, air compressor, hydraulic pump, hydraulic motor, asphalt pump and water pump; The equipment for transporting and preparing materials includes asphalt tank, mixture tank, oil tank, water tank, mixer, etc; The working machines and tools mainly include crushing, excavation, compaction, spraying, cleaning, heating and other machines and tools.

The asphalt pavement comprehensive maintenance vehicle can be divided into three types: large, medium and small according to the load capacity of the vehicle chassis. Larger than 5 t is large, 3-5 t is medium, and less than 3 T is small. According to the driving mode, it is divided into self-propelled and towed. According to the transmission mode, it can be divided into five types: mechanical transmission, hydraulic transmission, pneumatic transmission, electric drive and comprehensive transmission.