Arizona Administrative Code (Last Updated: November 17, 2016) |
Title 11. MINES |
Chapter 1. STATE MINE INSPECTOR |
Article 18. GASSY MINES |
Section R11-1-1806. Welding or cutting underground
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Welding or cutting with arc or flame underground in other than fresh air or in places where flammable gases are present or may enter the air current shall be under the direct supervision of a quali- fied person who shall test for flammable gases before and fre- quently during such operations.