Labor Code section 8004


The provisions of this part shall not apply to the normal operation, maintenance, or repair of any completed tunnels owned or operated by a utility as defined in Section 229 of the Public Utilities Code. However, it shall apply to the initial construction or substantial modification of such a tunnel.

Source: Section 8004, https://leginfo.­legislature.­ca.­gov/faces/codes_displaySection.­xhtml?lawCode=LAB§ionNum=8004.­ (updated Jan. 1, 1972; accessed Jun. 16, 2025).

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§ 8004’s source at ca​.gov