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Subchapter 6. Elevator Safety Orders
Article 9. Hydraulic Elevators

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§3050. Hoistways, Hoistway Enclosures, and Machine Rooms.

(a) Construction of Hoistways and Hoistway Enclosures. The construction of hoistways and hoistway enclosures shall conform to Section 3010.

(b) Machine Rooms and Machinery Spaces.

(1) Hydraulic elevator machines and control equipment shall be installed in a separate room or enclosure conforming to the requirements of Section 3011(a).

EXCEPTION: Existing installations of cabinet-type machines.

(2) The enclosure for the elevator equipment shall be arranged so that passage through the machine room or enclosure is not necessary to gain access to other equipment or other parts of the building.

(3) Elevator machine rooms or enclosed areas shall be kept free of all materials except those used for repair or maintenance of the elevator.

EXCEPTION: Existing installations of cabinet-type machines.

(4) Safe access to machine rooms and machinery spaces shall be provided to conform to the regulations of Sections 3011(c) and 3011(d).

(5) The ceiling height in elevator machine rooms or enclosures shall be not less than 7 feet and the clear headroom not less than 6 feet 6 inches below obstructions, such as; pipes, ducts, or wiring used in connection with the elevator.

(6) Permanent lighting and convenience outlets shall be provided and installed to comply with the requirements of CCR, Title 24, Part 3, Article 620.

(7) Clear work space shall be provided within the machine room or enclosure to comply with the requirements of Section 3011(g) except that where the controller is not mounted on the pumping unit, or where the design of the machine housing is such that three (3) sides are permanently enclosed, and that oil may be added to the reservoir safely and without spills getting into the controls, a third side of the machine may be partially or totally blocked provided all other requirements for access to machine parts are complied with.

(8) Where the machinery for more than one elevator is installed in the same machine room, a separate number shall be assigned to each elevator and the major components within the machine room identified with the number assigned.

(Title 24, Part 7, Section 7-3050)

NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.


1. Amendment of subsection (b)(5) filed 6-23-77; effective thirtieth day thereafter (Register 77, No. 26).

2. Amendment of subsections (b)(7) and (b)(8) filed 12-8-86; effective thirtieth day thereafter (Register 86, No. 50).

3. Editorial correction of printing error in article heading (Register 92, No. 35).

4. Amendment of subsection (b)(6) filed 6-29-94; operative 7-29-94 (Register 94, No. 26).

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