California Statutes
§ 7978. — 7978. (Added by Stats. 1972, Ch. 1430.)
California § 7978.
JurisdictionCalifornia
Code LABLabor Code - LAB
Div. 5.DIVISION 5. SAFETY IN EMPLOYMENT
Part 9.PART 9. TUNNEL AND MINE SAFETY
Ch. 2.CHAPTER 2. Gassy and Extrahazardous Tunnels
This text of California § 7978. (7978. (Added by Stats. 1972, Ch. 1430.)) is published on Counsel Stack Legal Research, covering California primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.
Bluebook
Cal. Labor Code - LAB Code § 7978. (2026).
Text
In any extrahazardous tunnel or underground mine smoking by employees or open flame shall be prohibited. Welding or cutting with arc or flame underground in other than fresh air shall be done under the direct supervision of qualified persons who shall test for gas and vapors before welding or cutting starts and continuously during such an operation. No cutting or welding shall be permitted in atmospheres where any concentration of gas or vapor reaches 20 percent of the lower explosive limit or more while a probe hole is being drilled or when the tunnel face or material from a mine is being excavated.
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Legislative History
Added by Stats. 1972, Ch. 1430.
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Bluebook (online)
California § 7978., Counsel Stack Legal Research, https://law.counselstack.com/statute/ca/LAB/7978..