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(a) Separate buildings shall be of light, noncombustible construction on a substantial frame. Walls and roofs shall be lightly fastened and designed to relieve at a maximum internal pressure of 25 pounds per square foot. Windows shall be of shatterproof glass or plastic in metal frames. Doors shall be located in such a manner that they will be readily accessible to personnel in an emergency.
(b) Adequate ventilation to the outdoors shall be provided. Inlet openings shall be located near the floor level in exterior walls only. Outlet openings shall be located at the high point of the room in exterior walls or roof. Both the inlet and outlet vent openings shall have a minimum total area of one square foot per 1,000 cubic feet of room volume. Discharge from outlet openings shall be directed or conducted to a safe location.
(c) There shall be no sources of ignition.
(d) Electrical wiring and equipment shall comply with Section 5489 except that the provisions of Subsection (b) of Section 5489 shall apply to all electrical wiring and equipment in the separate building.
(e) Heating, if provided, shall be by steam, hot water, or other indirect means. (Title 24, T8-5495)
1. Amendment of subsection (d) filed 3-2-76; effective thirtieth day thereafter (Register 76, No. 10).
2. Amendment filed 7-16-76; effective thirtieth day thereafter (Register 76, No. 29).