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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 R11-1-727. Adequate protection for surface ladders
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Fixed ladders 70 degrees to 90 degrees from the horizontal and 30 feet or more in length shall have backguards, cages or equivalent protection, starting at a point not more than seven feet from the bot- tom of the ladders.
Historical Note
Adopted effective August 18, 1980 (Supp. 80-4).