Cal. Code Regs. tit. 8, § 3013
(b) Counterweight Pit Guards. Counterweight runway enclosures of unperforated metal, extending from a point not more than 12 in. (305mm) above the pit floor to a point not less than 7 ft (2.13m) above the pit floor, shall be installed on the open side or sides of all counterweights, except this enclosure may be omitted on the side facing the car where compensating ropes or chains are attached to the counterweight.
Exceptions to subsection 3013(b):
2. Elevators installed before June 5, 1947.
The enclosure shall be fastened to a metal frame adequately reinforced and braced to be at least equal in strength and stiffness to No. 14 M.S. gage steel.
(c) Guarding of Counterweights in a Multiple-Elevator Hoistway.
(2) The guarding of counterweights required in Section 3013(c)(1) shall be accomplished within three years of the effective date of this regulation.
(Title 24, Part 7, Section 7-3013.)
Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
1. Amendment filed 6-23-87; operative 6-23-87 (Register 87, No. 27).
2. New subsections (c)-(c)(2) filed 7-9-97; operative 8-8-97 (Register 97, No. 28).