Active mining operations, sand & gravel operator, 2023
Keywords:
- Coal operator (n=0)
- Metal operator (n=0)
- Nonmetal operator (n=0)
- Stone operator (n=0)
- Sand & Gravel operator (n=6,198)
- N=6,198
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Notes: Mines where only
contractors were working did not show employment and are not displayed. Data Source: MSHA
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Content source: National Institute for Occupational Safety and Health, Mining Program