(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.
(b) As used in
AS
18.60.210(a)(5), "inside
diameter not exceeding six inches" means having a cross sectional area no
greater than 28.26 square inches.
(c) As used in
AS
18.60.210(a)(2), "unfired
pressure vessels" means portable "DOT" stamped pressure vessels used for the
shipment of liquids or gases under pressure.
(d) As used in
AS
18.60.210(a)(6), "place of
public assembly" has the same meaning given "public structures" in
AS
18.60.660.
For the purposes of 8 AAC 80, the Anchorage office of the
Department of Labor and Workforce Development can be contacted at Mechanical
Inspection Section, Division of Labor Standards and Safety, Department of Labor
and Workforce Development, 1251 Muldoon Rd. Suite 113 Anchorage, Alaska 99504;
telephone (907) 269-4925.
As of Register 151 (October 1999), the regulations
attorney made technical revisions under
AS
44.62.125(b)(6) to reflect
the name change of the Department of Labor to the Department of Labor and
Workforce Development made by ch. 58, SLA 1999 and the corresponding title
change of the commissioner of labor.
As of Register 204 (January 2013), the regulations
attorney made a technical revision under
AS
44.62.125(b)(6), to the
definiton of "ASME Code" in 8 AAC 80.900(a).
