30 CFR § 77.303 Mandatory Safety Standards, Surface Coal Mines and Surface Work Areas of Underground Coal Mines

§ 77.303 Hot gas inlet chamber dropout doors.

Current through Jul 27, 2026 · Read all of Part 77

Thermal dryer systems which employ a hot gas inlet chamber shall be equipped with drop-out doors at the bottom of the inlet chamber or with other effective means which permit coal, fly-ash, or other heated material to fall from the chamber.

← § 77.302 Bypass stacks.§ 77.304 Explosion release vents. →