Alaska Administrative Code › Title 8 - Labor and Workforce Development › Part 4 - Occupational Safety and Health Division › Chapter 80 - Boiler and Pressure Vessel Construction Code › Article 5 - General Provisions › 8 AAC 80.900 - Definitions

Current through May 31, 2024
(a) In this chapter and in
				  AS
				  18.60.180-18.60.395, unless the context
				  requires otherwise
(1) "alteration" means a
				  change in any item described on the original manufacturer's data report which
				  affects the pressure capability of a boiler or unfired pressure vessel, and
				  includes, for example, a non-physical change such as an increase in the maximum
				  allowable working pressure (internal or external) or design temperature of a
				  boiler or unfired pressure vessel, and a reduction in minimum temperature such
				  that additional mechanical tests are required;
(2) "
ASME Code
" means the
				  American Society of Mechanical Engineers
Boiler and Pressure Vessel
				  Code,
adopted by reference in
				  8 AAC 80.010;
(3) "boiler" means a closed vessel in which
				  water or other vaporizing fluids are heated, steam is generated, steam is
				  superheated, or a combination of these processes occurs, under pressure or
				  vacuum, for use external to the vessel by the direct application of heat;
				  "boiler" includes fired units for heating or vaporizing liquids other than
				  water where these units are separate from processing systems and complete
				  within themselves; "boiler" also means a
(A)
				  power boiler - a boiler in which steam or other vapor is generated at a
				  pressure of more than 15 psi for use external to itself;
(B) miniature boiler - a power boiler or
				  high-temperature water boiler that does not exceed the following limits:
(i) 16 inches inside diameter of
				  shell;
(ii) 20 square feet heating
				  surface; this subparagraph is not applicable to electric boiler;
(iii) five cubic feet gross volume exclusive
				  of casing and insulation; and
(iv)
				  100 psi maximum allowable working pressure;
(C) waste heat boiler - an unfired pressure
				  vessel or system of unfired pressure vessels intended for the purpose of
				  producing and controlling an output of thermal energy;
(D) steam heating boiler - a boiler designed
				  to convert water into steam that is supplied to an external space heating
				  system;
(E) hot water heating
				  boiler - a boiler designed to heat water for circulation through an external
				  space heating system;
(F) hot water
				  supply boiler - a boiler used to heat water for purposes other than space
				  heating;
(G) portable boiler - a
				  boiler which is primarily intended for temporary location and the construction
				  and usage of which permits it to be readily moved from one location to
				  another;
(H) electric boiler - a
				  power boiler or a high-temperature water boiler in which the source of heat is
				  electricity; and
(I)
				  high-temperature water boiler - a water boiler intended for operation at
				  pressures in excess of 160 psi or temperatures in excess of 250 degrees
				  Fahrenheit;
(4)
				  "certificate of inspection" means a certificate issued by the department for
				  the operation of a boiler or unfired pressure vessel, as required by
				  AS
				  18.60.340 and
				  18.60.390;
(5) "chief inspector" means the individual
				  who is in charge of boiler and pressure vessel inspections in the mechanical
				  inspection section of the division of labor standards and safety in the
				  department;
(6) "commissioner"
				  means the commissioner of labor and Workforce Development;
(7) "department" means the Alaska Department
				  of Labor and Workforce Development;
(8) "director" means the director of the
				  labor standards and safety division of the department, or his or her
				  designee;
(9) "discharge capacity"
				  means the discharge capacity of safety or safety relief valves in terms of
				  Btu's or pounds per hour;
(10)
				  "external inspection" means an inspection made when a boiler or unfired
				  pressure vessel is in operation;
(11) "internal inspection" means as complete
				  an examination as can reasonably be made of the internal and external surfaces
				  of a boiler or unfired pressure vessel while it is shut down, with manhole
				  plates, handhole plates or other inspection opening closures removed as
				  required by the inspector;
(12)
				  "owner or user" means any person that is legally responsible for the safe
				  installation, operation, and maintenance of a boiler or unfired pressure vessel
				  within the state;
(13) "pressure
				  vessel" means a vessel in which the pressure is obtained from an external
				  source, or by the application of heat from an indirect source, or from a direct
				  source other than those boilers defined in (3) of this subsection;
(14) "psi" means pounds per square
				  inch;
(15) "repair" means the work
				  necessary to restore a boiler or unfired pressure vessel to a safe and
				  satisfactory operating condition, in accordance with the provisions of the
NBIC;
(16) "NB"
				  means the National Board of Boiler and Pressure Vessel Inspectors;
(17) "
NBIC
" means the
National Board Inspection Code Manual for Boiler and Pressure Vessel
				  Inspectors,
as adopted in
				  AS
				  18.60.315;
(18) "R stamp" means the repair stamp issued
				  by the National Board of Boiler and Pressure Vessel Inspectors for the repair
				  of boilers or pressure vessels;
(19) "VR stamp" means the safety or safety
				  relief valve repair stamp issued by the National Board of Boiler and Pressure
				  Vessel Inspectors;
(20) "automatic
				  utility hot water heater" means a vessel in which potable water is heated by
				  the combustion of fuel, by electricity, or by any other source, and withdrawn
				  for external use;
(21) "Btu" means
				  British thermal unit;
(22) "control
				  copy" means a quality system manual described in the
NBIC,
RA
				  2151(e);
(23) "deputy inspector"
				  means an employee of the department assigned by the department chief inspector
				  to conduct inspections under this chapter;
(24) "kPa" means kilopascal;
(25) repealed 9/25/2002;
(26) "special inspector" means an individual
				  commissioned under
				  AS
				  18.60.240 and
				  8 AAC 80.040 to perform inspections under this
				  chapter;
(27) "approved inspector"
				  means an employee of the department appointed by the commissioner and approved
				  by the director to perform inspections of cast iron boilers and domestic hot
				  water heaters under
				  AS
				  18.60.180-18.60.395 and this
				  chapter;
(28) "National Board" has
				  the same meaning given for the term "NB" in this section;
(29) "combination boiler-water heater unit"
				  means a water heating device that combines the function of an automatic utility
				  hot water heater and a space heating boiler in a single unit.