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(a) Stops shall be provided at the limits of travel of the trolley. A stop engaging the tread of the wheel shall be of a height at least equal to the radius of the wheel. Stops engaging other parts of the trolley are preferable.
(b) An automatic stop shall be provided at each switch, dead-end rail or turntable to prevent the trolley running off when the switch is open.
(c) Every overhead monorail system of tracks, which employs the use of traveling transfer bridges between stationary rails, shall be equipped with automatic locking devices which positively lock the traveling bridge rail to the stationary rails when the bridge is positioned for trolley travel from stationary rails to movable bridge or vice versa.
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.
1. Amendment of subsections (b) and (c) filed 5-1-87; operative 5-31-87 (Register 87, No. 19).