Construction and extraction occupations
First-line supervisors/managers of construction trades and extraction workers
Operating engineers and other construction equipment operators
Electricians
Earth drillers, except oil and gas
Explosives workers, ordnance handling experts, and blasters
Continuous mining machine operators
Mine cutting and channeling machine operators
All other mining machine operators
Rock splitters, quarry
Roof bolters, mining
Helpers Extraction workers
Extraction workers, all other

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