The following words and terms, when used in this chapter, shall
have the following meanings, unless the context clearly indicates
otherwise.
  (1) Alteration--A substantial change in an original
design.
  (2) Application for Certification--The completed first
inspection report.
  (3) Approved--Agreed to by the executive director.
  (4) ASME--The American Society of Mechanical Engineers
Boiler and Pressure Vessel Code, code cases, and interpretations adopted
by the council of the society.
  (5) Authorized Inspection Agency (In-service)--An entity
accredited by the National Board meeting NB-369, "Qualifications and
Duties for Authorized Inspection Agencies Performing In-service Activities
and Qualifications for Inspectors of Boilers and Pressure Vessels".
  (6) Authorized Inspection Agency (New Construction--ASME
Activities)--An entity accredited by the National Board meeting the
qualification and duties of NB-360, "Criteria for Acceptance of Authorized
Inspection Agencies for New Construction".
  (7) Authorized Inspector--An inspector employed by
an authorized inspection agency holding a commission issued by the
executive director.
  (8) AWP--The allowable working pressure at which the
boiler can safely operate.
  (9) Board--The Board of Boiler Rules.
  (10) "Boiler" means:
    (A) a heating boiler;
    (B) a nuclear boiler;
    (C) a power boiler;
    (D) an unfired steam boiler; or
    (E) a process steam generator.
  (11) Boiler External Piping--The piping which begins
where the ASME Section I or Section VIII, Division 1, 2, or 3 boiler
proper or separately fired superheater terminates at:
    (A) the first circumferential joint for welding end
connections; or
    (B) the face of the first flange in bolted flange connections;
or
    (C) the first threaded joint in that type of connection;
and which extends up to and including the valve or valves required
by ASME.
  (12) Certificate Inspection--The required internal
or external boiler inspection, the report of which is used by the
chief inspector to decide whether to issue a certificate of operation.
  (13) Certificate of Operation--A certificate issued
by the executive director to allow the operation of a boiler.
  (14) Changeover Valve--A valve, which allows two redundant
pressure relief valves to be installed for the purpose of changing
from one pressure relief valve to the other while the boiler is operating
and designed such that there is no intermediate position where both
pressure relief valves are isolated from the boiler.
  (15) Chief Inspector--The inspector appointed in accordance
with Texas Health and Safety Code, §755.023.
  (16) Code--ASME Code.
  (17) Commission--The Texas Commission of Licensing
and Regulation.
  (18) Competent Attendant--An individual who has been
trained to properly operate, start up, shut down, respond to emergencies
and maintain control of the boiler in safe operating condition.
  (19) Condemned Boiler--A boiler inspected and declared
unfit for further service by the chief inspector, the deputy inspector,
or the executive director.
  (20) Department--Texas Department of Licensing and
Regulation.
  (21) Deputy Inspector--An inspector appointed by the
executive director.
  (22) Disconnected Boiler--A boiler in which all fuel,
water, steam and electricity are removed from any connection on the
boiler. These connections shall provide an isolated gap and the source
shall be safely isolated to prevent potential leaks or electrical
hazards.
  (23) Electric Boiler--A boiler in which the source
of heat is electricity, such as an electrode type boiler and an immersion
resistance element type boiler.
  (24) Electrode Type Boiler--An electric boiler in which
heat is generated by the passage of electric current using water as
the conductor.
  (25) Executive Director--The executive director of
the department.
  (26) Existing Installation--Any boiler constructed,
installed, placed in operation, or contracted for before June 3, 1937.
  (27) External Inspection--An inspection of the exterior
of a boiler and its appurtenances that is made, if possible, while
the boiler is in operation.
  (28) Heat Recovery Steam Generator (HRSG)--A boiler
which produces steam where its principle source of thermal energy
is a hot gas stream having high ramp rates, such as the exhaust of
a gas turbine.
  (29) Heating Boiler--A steam heating boiler, hot water
heating boiler, hot water supply boiler, or potable water heater that
is directly fired with oil, gas, solar energy, electricity, coal,
or other solid or liquid fuel.
  (30) High-Temperature Water Boiler--A water boiler
designed for operation at pressures exceeding 160 pounds per square
inch gage (1100 kilopascals) or temperatures exceeding 250 degrees
Fahrenheit (121 degrees Celsius).
  (31) Hot Water Heating Boiler--A boiler designed for
operation at a pressure not exceeding 160 pounds per square inch gage
(1100 kilopascals) or temperatures not exceeding 250 degrees Fahrenheit
(121 degrees Celsius) at or near the boiler outlet.
  (32) Hot Water Supply Boiler--A boiler designed for
operation at pressures not exceeding 160 pounds per square inch gage
(1100 kilopascals) or temperatures not exceeding 250 degrees Fahrenheit
(121 degrees Celsius) at or near the boiler outlet if the boiler's
heat input exceeds 200,000 British thermal units per hour (58.6 kilowatts);
water temperature exceeds 210 degrees Fahrenheit (99 degrees Celsius);
or nominal water-containing capacity exceeds 120 gallons (454 Liters).
  (33) Immersion Resistance Element Type Boiler--An electric
boiler in which heat is generated by the passage of an electric current
through a resistance heating element immersed in water.
  (34) Inspection Agency--An authorized inspection agency
providing inspection services.
  (35) Inspector--The chief inspector, a deputy inspector,
or an authorized inspector.
  (36) Install--To place, position or fit into position
and then to connect, change or modify in such a manner as to bring
the boiler into service.
  (37) Installation--The act of installing a boiler or
associated equipment.
  (38) Internal inspection--A complete and thorough inspection
of the interior waterside and fireside areas of a boiler as construction
allows.
  (39) Maximum Allowable Working Pressure (MAWP)--The
greatest pressure at which a boiler is designed to operate.
  (40) Metric (SI)--An international system of measurement.
  (41) Metrication--The process of converting between
US customary units and metric (SI) units.
  (42) Modular Boiler--A steam or hot water heating assembly
consisting of a group of individual boilers called modules, intended
to be installed as a unit, with a single inlet and single outlet.
Modules may be under one jacket or may be individually jacketed.
  (43) Multiple Pressure Steam Generator--A boiler consisting
of several sections of heat exchange surface designed for different
pressure levels.
  (44) National Board--The National Board of Boiler and
Pressure Vessel Inspectors.
  (45) National Board Inspection Code--The manual for
boiler and pressure vessel inspectors published by the National Board.
  (46) New Installations--A boiler constructed, installed,
or placed in operation after June 3, 1937.
  (47) Nominal--The accepted ASME standard used to designate
a size or capacity of an item.
  (48) Non-Code Boiler--A complete boiler not constructed
to the appropriate ASME Code.
  (49) Nonstandard Boiler--A boiler that does not qualify
as a standard boiler.
  (50) Nuclear Boiler--A nuclear power plant system,
including its pressure vessels, piping systems, pumps, valves, and
storage tanks that produces and controls an output of thermal energy
from nuclear fuel and the associated systems essential to the function
of the power system.
  (51) Owner or Operator--Any person, firm, or corporation
owning or operating boilers within the State of Texas.
  (52) Person--An individual, corporation, partnership,
association or other legal entity.
  (53) Pool Heater--A hot water supply boiler or a potable
water heater designed to provide hot water to a pool.
  (54) Portable Power Boiler--A boiler primarily intended
for use at a temporary location.
  (55) Potable Water Heater--A boiler designed for operation
at pressures not exceeding 160 pounds per square inch gage (1100 kilopascals)
and water temperatures not exceeding 210 degrees Fahrenheit (99 degrees
Celsius) if the boiler's heat input exceeds 200,000 British thermal
units per hour (58.6 kilowatts) or nominal water-containing capacity
exceeds 120 gallons (454 liters).
  (56) Power Boiler--A high-temperature water boiler
or a boiler in which steam is generated at a pressure exceeding 15
pounds per square inch gage (103 kilopascals) for a purpose external
to the boiler.
  (57) Preliminary order--A written order issued by the
chief inspector or any commissioned boiler inspector to require repairs
or alterations to render a boiler safe for use or to require that
operation of the boiler be discontinued. The Boiler Inspection report
which requires repairs to be made or the boiler operation to be ceased
which is signed by the chief inspector or a commissioned boiler inspector
is a Preliminary Order.
  (58) Process Steam Generator--An evaporator, heat exchanger,
or vessel in which steam is generated by the use of heat resulting
from the operation of a processing system that contains a number of
pressure vessels, such as used in the manufacture of chemical and
petroleum products.
  (59) Reinstalled Boiler--A boiler removed from its
original setting and reinstalled at the same location or at a new
location without change of ownership.
  (60) Repair--The work necessary to return a boiler
to a safe and satisfactory operating condition without changing the
original design.
  (61) Rules--The rules promulgated and enforced by the
commission in accordance with Texas Health and Safety Code, §755.032
and Texas Occupations Code, Chapter 51.
  (62) Safety Appliance--A safety device such as a safety
valve or a pressure relief valve for a boiler provided to diminish
the danger of accidents.
  (63) Secondhand Boiler--A boiler in which either the
location or ownership have changed.
  (64) Serious Accident--An explosion resulting in any
degree of distortion to the wall of the boiler or related equipment
or damage to the building where the boiler is located or emergency
medical services are dispatched to the location of the explosion and
the injured party is transported to a hospital or other medical facility;
or resulted in a fatality.
  (65) Special Inspection--An inspection by the chief
inspector or deputy inspector other than those in Texas Health and
Safety Code, §§755.025 - 755.027.
  (66) Stacked Boiler--A design in which one boiler is
placed onto a rack above another boiler, as designed by the boiler
manufacturer with a rack nameplate, and as approved by the department.
  (67) Standard Boiler--A boiler that bears a Texas stamp,
the stamp of a nationally recognized engineering professional society,
or the stamp of any jurisdiction that has adopted a standard of construction
equivalent to the standard required by the executive director.
  (68) Steam Heating Boiler--A boiler designed for operation
at pressures not exceeding 15 pounds per square inch gage (103 kilopascals).

  (69) System Pressure--The pressure of the boiler system,
which is governed by the highest safety valve or pressure relief valve
set pressure as allowed by ASME Code and this chapter.
  (70) Texas Commission--Authorization to inspect boilers
and enforce Texas Health and Safety Code, Chapter 755, and 16 Texas
Administrative Code, Chapter 65, on behalf of the department.
    (A) ASME Only Commission--Only authorizes an inspector
to conduct ASME new construction activities.
    (B) In-Service Only Commission--Only authorizes an
inspector to conduct boiler in-service activities.
    (C) ASME and In-Service Commission--Authorizes an inspector
to conduct both activities in subparagraphs (A) and (B).
  (71) Unfired Steam Boiler--An unfired pressure vessel
in which steam is generated. The term does not include: vessels known
as evaporators or heat exchangers; or vessels in which steam is generated
by using the heat that results from the operation of a processing
system that contains a number of pressure vessels, as used in the
manufacture of chemical and petroleum products.


Source Note: The provisions of this §65.2 adopted to be effective June 15, 2015, 40 TexReg 3121