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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 13. OPEN PITS |
Section R11-1-1307. Emergency signaling device on drill rigs
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An emergency signaling device shall be available on rotary drill rigs.
Historical Note
Adopted effective April 7, 1976 (Supp. 76-2).