30 C.F.R. § 77.313 Wet-coal feedbins; low-level indicators.
Title 30 - Mineral Resources
Wet-coal bins feeding thermal drying systems shall be equipped with both audible and visual low-coal-level indicators.
Title 30: Mineral Resources
PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES
Subpart D—Thermal Dryers
§ 77.313 Wet-coal feedbins; low-level indicators.
