(1) Daily health maintenance 1. Before loading, reverse the drum to clear the accumulated water in the drum; 3. After discharging, in addition to washing the residue according to the above requirements, 150? 200 liters of clean water, slowly rotate the drum, and clean the mortar on the inner wall of the drum and the mixing blades. (2) Body maintenance 1. Half an hour before the car is shut down, thoroughly clean the car body and car body, and clean the cab, so as to ensure that the tank car body is clean, tidy and non-sticky, the cab is clean and bright, and the wheels are free of residual dirt. Taking the vehicle inspection cycle as a cycle, while ensuring the mechanical maintenance standard, paint the vehicle to make it meet the inspection standard. (a) in accordance with the provisions of health maintenance, the driver of transport vehicles is required to do a good job in vehicle health maintenance. The safety inspection team will check and evaluate the health maintenance situation every week and post the inspection situation every month.