MSHA - Code of Federal Regulations - 30 CFR 57.4131
Skip to content
Additional Search Options
Subscribe to E-mail Updates
DEPARTMENT OF LABOR
Mine Safety and Health Administration - MSHA
- Protecting Miners' Safety and Health Since 1978
30 CFR § 57.4131
Surface fan installations and mine openings.
On the surface, no more than one day's supply of combustible materials shall be stored within 100 feet of mine openings or within 100 feet of fan installations used for underground ventilation.
the one-day supply shall be kept at least 25 feet away from any mine opening except during transit into the mine.
Dry vegetation shall not be permitted within 25 feet of mine openings.
Freedom of Information Act
Privacy & Security Statement
Online Filing Help Desk
U.S. Department of Labor | Mine Safety and Health Administration (MSHA) | 1100 Wilson Boulevard, 21st Floor | Arlington, VA 22209-3939
| Telephone: (202) 693-9400 | Fax-on-demand: (202) 693-9401