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Subchapter 20. Tunnel Safety Orders
Article 4. Safety Precautions
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§8411. Walkways and Access.

(a) A safe means of access and egress shall be provided and maintained to all work stations.

(b) Access and egress shall be provided in such a manner that employees are protected from being struck by excavators, haulage machine, shaft conveyances, trains and other mobile equipment.

(c) Clearly designated and unobstructed walkways shall be maintained throughout the tunnel. The walkway shall be located on the lighted side of the tunnel unless conditions preclude this. Walkways shall be a minimum of 18 inches in width.

(d) Workers shall be protected from sump holes, subsidence areas or other excavations which might cause tripping or falling, by secure barricades, covers, or railings. Abandoned sumps shall be filled.

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


1. Renumbering of former Article 18 heading as new section 8411 heading and new section filed 3-5-96; operative 4-4-96 (Register 96, No. 10).

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