The film emphasizes the important role the superintendent of mining works plays in the provision of labour safety.
The tunnellers get acquainted with the shift assignment (synchronously).
The head of the site passes the work permit to the mining master.
Safety instruction (synchronously).
Means of visual agitation.
The mining master checks the presence of monitoring devices and personal protective equipment before descending into the mine.
Miners descend into the mine.
Check the ventilation in the face.
Work in the face.
Rupture of ventilation pipes.
The work of the rock loading machine.
The mining master reports problems to the dispatcher (synchronously).
Checking the condition of the temporary support.
Preparation for blasting operations.
Completion of work.
Miners enter the elevator.