The film on safety during dump work was created by order of the Ministry of Coal Industry of the USSR
Power lines.
Open-pit mining.
Trolleys with coal.
Mobile switching point.
The worker turns off the voltage.
Checking the absence of voltage.
The electrician disconnects the power cable.
The worker conducts an external inspection of the grounding network.
Measurement of network resistance.
Moving the flexible high-voltage cable powering the excavator.
Excavator operation at night.
Searchlight installation on a high mast.