Physical examination interval is to divide the physical examination time according to the harmful substances exposed:
Coal dust (mainly coal dust) on-the-job personnel within 2 years 1 time.
The observation object, the first-stage coal workers' pneumoconiosis patients, was 65438 0 times a year.
Rock dust (mainly rock dust) on-the-job personnel, observation objects, stage I silicosis patients.
Noise on-the-job personnel
High temperature on-the-job personnel
The post personnel of chemical poisons shall determine the inspection period according to the chemical poisons they are exposed to.