23-471. Definitions


In this article, unless the context otherwise requires:


1. "Authorized representative" means the boiler chief and boiler inspector employed
by the division.


2. "Certificate" means a certificate of competency.


3. "Certificate inspection" means an internal inspection, when construction
permits, otherwise it means as complete an inspection as possible.


4. "Commission" means the industrial commission of Arizona.


5. "Director" means the director of the division of occupational safety and health.


6. "Division" means the division of occupational safety and health of the
commission.


7. "Heating boilers" means a steam or vapor boiler operating at a pressure not
exceeding fifteen pounds per square inch or a hot water boiler operating at a pressure
not exceeding one hundred sixty pounds per square inch or a temperature not exceeding two
hundred fifty degrees Fahrenheit.


8. "High temperature water boiler" means a water boiler intended for operation at
pressures in excess of one hundred sixty pounds per square inch or temperatures in excess
of two hundred fifty degrees Fahrenheit.


9. "Interested party" means the commission, agents of the commission and any owner
or operator who has been issued a notice of violation.


10. "Lined hot water storage heater" means a fired lined water heater with linings
providing corrosion resistance for supplying potable hot water for commercial
purposes. Lined hot water storage heaters are exempted when none of the following
limitations are exceeded:


(a) Heat input of two hundred thousand British thermal units per hour.


(b) Water temperature of two hundred ten degrees Fahrenheit.


(c) Nominal water-containing capacity of one hundred twenty gallons.


11. "Owner" or "Operator" means any individual or type of organization including
this state and all political subdivisions of this state, who has title to or controls, or
has the duty to control, the operation of one or more boilers or lined hot water storage
heaters.


12. "Power boiler" means a boiler in which steam or other vapor is generated at a
pressure more than fifteen pounds per square inch.


13. "Process boiler" means a heating boiler or a power boiler used for processing
purposes where the make up water exceeds ten per cent.