The US Congress passed the Coal Mine Health and Safety Act (CMHSA) in 1969.
a deputy
In the United States, the official responsible for health and safety in coal mines is the Assistant Secretary of Labor for Mine Safety and Health, or, perhaps, that person's boss, the US Secretary of Labor.
A Mining Safety Officer
safety
A coal mine is typically referred to as a coal mine.
D. Rae has written: 'Passed Through The Window' 'The main characteristics of slow coal-dust explosions and their relation to the testing of barriers' -- subject(s): Coal mines and mining, Dust explosions, Mine explosions, Safety measures
The health and safety regulations on mining in the US are issued by the Mine Safety Health Administration (MSHA), and agency of the US Department of Labor..
public service
public service
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to mine coal...
Miners are the workers who dig coal out of a mine. They use equipment such as drills and shovels to extract coal from underground deposits. Mining is a physically demanding and sometimes dangerous job that requires specific training and safety measures.