Ariz. Admin. Code § 11-1-408

Current through Register Vol. 30, No. 24, June 14, 2024

Section R11-1-408 - Construction of Underground Ventilation Doors

Ventilation doors shall be:

1. Substantially constructed.

2. Covered with fire-retardant materials, if constructed of wood.

3. Maintained in good condition.

4. Self-closing, if manually operated.

5. Equipped with audible or visual warning devices, if mechanically operated.

Ariz. Admin. Code § R11-1-408

Adopted effective August 18, 1980 (Supp. 80-4).