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Ariz. Admin. Code § R11-1-1818 – Auxiliary fans -- operation | Midpage
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Arizona Administrative Code
Title 11
1
18
R11-1-1818
Ariz. Admin. Code § R11-1-1818
Auxiliary fans -- operation
State Mine Inspector
1. Operated by permissible drive units maintained in permissible condition.
2. Operated only in air conditioning not more than 1.0% flammable gas.
Auxiliary fans shall be:
Historical Note
Former Rule 18:18.