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Arizona Administrative Code (Last Updated: November 17, 2016) |
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Title 11. MINES |
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Chapter 1. STATE MINE INSPECTOR |
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Article 4. AIR QUALITY, VENTILATION AND RADIATION, AND PHYSICAL AGENTS |
Section R11-1-426. Use of diesel-powered equipment shall be restricted
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The use of diesel-powered equipment shall be restricted to haulage- way or other working places where positive ventilation is main- tained by mechanical means. If possible, the ventilation in places where diesel equipment is used shall be arranged so that the air car- rying exhaust gases from the engine are returned to the main air exhaust ways so as not to traverse working places.