Ariz. Admin. Code § 11-1-426
Current through Register Vol. 30, No. 50, December 13, 2024
The use of diesel-powered equipment shall be restricted to haulageway or other working places where positive ventilation is maintained by mechanical means. If possible, the ventilation in places where diesel equipment is used shall be arranged so that the air carrying exhaust gases from the engine are returned to the main air exhaust ways so as not to traverse working places.
Ariz. Admin. Code § R11-1-426