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Subchapter 20. Tunnel Safety Orders
Article 16. Mechanical Tunneling Methods, Machinery and Equipment

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§8461. Rock Crushers.

(a) Every rock crusher where an employee is required or permitted to be at or near an unguarded feed opening shall be provided with adequate means whereby the power can be quickly disconnected in case of emergency. Such means of disconnecting the power shall be located at the crusher feed opening.

(1) A safe place shall be provided for employees at a crusher while cars or haulage vehicles are being unloaded.

(2) Adequate precautions shall be taken to prevent materials from being dumped into the crusher or crusher feeder while employees are working therein.

(3) Employees working at a crusher shall be protected from falling into the crusher by one of the following means:

(A) By adequately guarding the crusher mouth.

(B) Use of working platform located in such position that hung-up material in the crusher can be safely dislodged from the platform. The platform shall have a standard railing.

(C) When it is not practical to guard the crusher mouth, a safety belt and life line shall be worn by employees working over the feed opening of an operating crusher. This life line shall be tied sufficiently short to prevent the wearer from getting into the crusher.

NOTE: Authority cited: Sections 142.3 and 7997, Labor Code. Reference: Sections 142.3 and 7997, Labor Code.


1. New section filed 3-5-96; operative 4-4-96 (Register 96, No. 10).

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