Arizona Administrative Code › Title 11 - MINES › Chapter 1 - STATE MINE INSPECTOR › Article 1 - GENERAL PROVISIONS › Section R11-1-121 - Definitions

Current through Register Vol. 30, No. 28, July 12, 2024
In these rules, unless the context otherwise requires, the
				  following definitions apply:
1. "Acid plant" means any operation that manufactures
				  sulfuric acid.
2. "Adequate" means sufficient, safe, reasonable and feasible
				  for intended use.
3. "American Conference of Governmental Industrial
				  Hygienists" means the "Documentation of the Threshold Limit Values for
				  Substances in Workroom Air," third edition, adopted by ACGIH for 1971, and
				  Supplements for those Substances Added or Changed Year 1978 (V), pages 453
				  through 476.
4. "American National Standard Specification for Sound Level
				  Meters" means ANSI Standard 1.4-1971 (R1976), approved April 27, 1971.
5. "American National Standard Practices for Respiratory
				  Protection" means ANSI Standard Z88.2-1969, approved August 11, 1969.
6. "American National Standard Safety Code for Elevators,
				  Dumbwaiters, Escalators and Moving Walks" means ANSI Standard A17.1-1978 and
				  ANSI 17.1a-1979, approved February 15, 1979.
7. "American Table of Distances" means the April 1977 edition
				  of "The American Table of Distances for Storage of Explosives" published by the
				  Institute of Makers of Explosives.
8. "Approved" means tested and accepted for a specific
				  purpose by a nationally recognized agency.
9. "Authorized person" means a person approved or assigned by
				  mine management to perform a specific type of duty or duties or to be at
				  specific location or locations in the mine.
10. "Competent person" means a person having abilities and
				  experience to qualify him to perform the duty to which he is assigned.
11. "Compressed air receivers" means any vessels of 100 cubic
				  foot capacity or more which are used for the purpose of receiving and holding
				  compressed air.
12. "Conveyance" means an elevator, dumbwaiter, escalator,
				  moving walk, manlift, personnel hoist, material hoist, stage lift, and special
				  purpose personnel elevator located at mines.
13. "Dam" means any artificial barrier, including appurtenant
				  works, for the purpose of controlling liquid borne material.
14. "Flammable" means capable of being easily ignited and of
				  burning rapidly.
15. "Flammable liquid" means a liquid having a flash point
				  below 100° F and having a vapor pressure not exceeding 40 P.S.I. (absolute)
				  at 100° F.
16. "Imminent danger" means any conditions or practices in
				  any place of employment which are such that a danger exists which could
				  reasonably be expected to cause death or serious physical harm immediately or
				  before the imminence of such danger can be eliminated through the enforcement
				  procedures otherwise provided by this Article.
17. "Leaching" means vat leaching, dump leaching and leaching
				  of ore in place.
18. "National Electrical Code" refers to the code as adopted
				  by the National Fire Protection Association and the American National Standard
				  Institute as NFPA 70-1978 (ANSI).
19. "National Electrical Safety Code" means ANSI Standard
				  C2-1977 Edition.
20. "Powder chest" means a substantial, nonconductive
				  portable container equipped with a lid and used at blasting sites for
				  explosives other than blasting agents.
21. "Suitable" means that which fits and has the qualities or
				  qualifications to meet a given purpose, occasion, condition, function, or
				  circumstance.
22. "Working level (WL)" means any combination of the
				  short-lived radon daughters in one liter of air that will result in ultimate
				  emission of 1.3 x 105 MeV (million electron volts) of potential alpha energy,
				  and exposure to these radon daughters over a period of time is expressed in
				  terms of "working level months" (WLM). Inhalation of air containing a radon
				  daughter concentration of 1 WL for 173 hours results in an exposure of 1
				  WLM.
23. "Working place" means any place in or about a mine where
				  work is being performed.