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2019 California Code
Labor Code - LAB
DIVISION 5 - SAFETY IN EMPLOYMENT
PART 9 - TUNNEL AND MINE SAFETY
CHAPTER 2 - Gassy and Extrahazardous Tunnels
Section 7983.
Universal Citation: CA Labor Code § 7983 (2019)
7983.
The main fan line used for ventilation in any tunnel or underground mine classified extrahazardous shall contain a cutoff switch capable of halting all machinery underground automatically should the fan fail or its performance fall below minimum power needed to maintain a safe atmosphere.
(Added by Stats. 1972, Ch. 1430.)
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