30 CFR § 77.202
Dust accumulations in surface installations.
Coal dust in the air of, or in, or on the surfaces of, structures, enclosures, or other facilities shall not be allowed to exist or accumulate in dangerous amounts.
30 CFR § 77.202
Dust accumulations in surface installations.
Coal dust in the air of, or in, or on the surfaces of, structures, enclosures, or other facilities shall not be allowed to exist or accumulate in dangerous amounts.
