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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 7. TRAVELWAYS AND ESCAPEWAYS |
Section R11-1-715. Designated escapeways inclined more than 30° shall be equipped with stairways, etc.
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Designated escapeways inclined more than 30 degrees horizontal shall be equipped with stairways, ladders, cleared walkways or emergency hoisting facilities.