Iowa Administrative Code › Agency 875 - Labor Services Division › Boilers and Pressure Vessels › Chapter 90 - Administration of the Boiler and Pressure Vessel Program › Rule 875-90.2 - Definitions

Current through Register Vol. 47, No. 3, July 24, 2024
To the extent they do not conflict with the definitions
				  contained in Iowa Code chapter 89, the definitions in this rule shall be
				  applicable to the rules contained in 875-Chapters 90 to 96.
"Alteration"
means a change in the object
				  described on the original manufacturer's data report that affects the
				  pressure-retaining capability of the pressure-retaining object. A nonphysical
				  change such as an increase in the maximum allowable working pressure (internal
				  or external), an increase in design temperature, or a reduction in minimum
				  temperature of a pressure-retaining item shall be considered an
				  alteration.
"ANSI/ASME CSD-1"
means Control and Safety
				  Devices for Automatically Fired Boilers.
"Appurtenance"
means any item or equipment
				  that is attached to the object and is part of the boiler external
				  piping.
"ASME"
means the American Society of
				  Mechanical Engineers.
"Boiler"
means a vessel in which water or
				  other liquids are heated, steam or other vapors are generated, steam or other
				  vapors are superheated, or any combination thereof, under pressure or vacuum by
				  the direct application of heat. "Boiler" includes all temporary boilers.
"Boiler external piping"
means all boiler
				  piping and components as set forth in the scope of the edition of ASME B31.1
				  currently adopted by reference in Chapter 91.
"Certificate of noncompliance"
means:
1. A certificate of noncompliance issued by the child support
				  recovery unit, department of human services, pursuant to Iowa Code chapter
				  252J; or
2. A certificate of noncompliance issued by the centralized
				  collection unit of the department of revenue pursuant to Iowa Code chapter
				  272D.
"CFR"
means Code of Federal
				  Regulations.
"Construction or installation code"
means
				  the applicable standard for construction or installation in effect at the time
				  of installation.
"CSD-1 report"
means
				  Manufacturer's/Installing Contractor's Report for ASME CSD-1.
"Division"
means the division of labor
				  services, unless another meaning is clear from the context.
"Electric boiler"
means a power boiler,
				  heating boiler, high or low temperature water boiler in which the source of
				  heat is electricity.
"Exit"
means a doorway, hallway, or similar
				  passage that will allow free, normally upright unencumbered egress from an
				  area.
"External inspection"
means a complete
				  examination made of the external surfaces and safety devices while the object
				  is in operation, unless the object is required to be shut down pursuant to
				  875-subrule 89.3(4).
"High temperature water boiler"
means a
				  water boiler intended for operations at pressures in excess of 160 psig or
				  temperatures in excess of 250 degrees F.
"Hot water heating boiler"
means a boiler in
				  which no steam is generated, from which hot water is circulated for heating
				  purposes and then returned to the boiler, and which operates at a pressure not
				  exceeding 160 psig or a temperature of 250 degrees F at the boiler
				  outlet.
"Hot water supply boiler"
means a boiler
				  that:
1. Operates at a pressure not exceeding 160 psig;
2. Furnishes hot water to be used externally to itself; and,
				  either:
* Bears a National Board "H" stamp and has a temperature less
				  than or equal to 250°F at or near the boiler outlet, or,
* Bears a National Board "HLW" stamp and has a temperature
				  less than or equal to 210°F at or near the boiler outlet.
"Installation"
means the process by which an
				  object is connected to a system for operation. This applies to all objects
				  whether they are new, used, or being brought back to service after being
				  removed.
"Institution of health and custodial care"
means any of the following:
1. A health care facility as defined by Iowa Code section
				  135C.1;
2. An assisted living program as defined by Iowa Code section
				  231C.2;
3. A boarding home as defined by Iowa Code section
				  135O.1;
4. A hospice that offers inpatient services in an
				  institutional setting;
5. Any institution or facility in which persons are housed to
				  receive medical, health, or other care or treatment; or
6. Any other institution or facility in which persons are
				  housed to receive assistance with meeting personal needs or activities of daily
				  living.
A facility or office that provides care and services only on
				  an outpatient basis shall not be an "institution of health and custodial
				  care."
"Internal inspection"
means as complete an
				  examination as can be reasonably made of the internal surfaces of an object
				  while it is shut down and access for examination is attained through the
				  removal of any manhole plates, handhole plates, blind flanges, piping spools or
				  fittings attached to the object. A determination that an examination cannot be
				  reasonably made shall not be based on a failure of the owner or user to provide
				  clearance pursuant to rule
				  875-91.10 (89) or on failure of
				  the owner or user to provide for the inspector's safety and health as described
				  in 875-Chapters 90 and 91.
"ISO"
means International Standards
				  Organization.
"Labor commissioner"
means the labor
				  commissioner or the commissioner's designee.
"Lap seam crack"
means a crack found in lap
				  seams, extending parallel to the longitudinal joint and located either between
				  or adjacent to rivet holes.
"Miniature boiler"
means a boiler that does
				  not exceed a 16-inch inside shell diameter, 20 square feet of heating surface
				  (not applicable to electric boilers), 5 cubic feet of gross volume (exclusive
				  of casing and insulation), and 100 psig maximum allowable working
				  pressure.
"National Board"
means the National Board of
				  Boiler and Pressure Vessel Inspectors, 1055 Crupper Avenue, Columbus, Ohio
				  43229, whose membership is composed of the chief inspectors of jurisdictions
				  who are charged with the enforcement of the provisions of boiler codes. The
				  National Board's website is
nationalboard.org
.
"National Board Inspection Code"
or
"NBIC"
means the Manual for Boiler and Pressure Vessel
				  Inspectors (ANSI/NB 23) published by the National Board. Copies of the code may
				  be obtained from the National Board.
"Object"
means a boiler or pressure
				  vessel.
"OEM"
means original equipment
				  manufacturer.
"Owner or user"
means any person, firm, or
				  corporation legally responsible for the installation, operation, and
				  maintenance of any object within the jurisdiction.
"Power boiler"
means a boiler in which steam
				  or other vapor is generated at a pressure of more than 15 pounds per square
				  inch or a water boiler intended for operation at pressures in excess of 160
				  pounds per square inch or temperatures in excess of 250 degrees
				  Fahrenheit.
"Process steam generator"
means a vessel or
				  system of vessels comprised of one or more drums and one or more heat exchange
				  surfaces as used in waste heat or heat recovery type steam boilers.
"Psig"
means pounds per square inch
				  gage.
"Relief valve"
means an automatic
				  pressure-relieving device actuated by a static pressure upstream of the valve
				  that opens further with the increase in pressure over the opening pressure and
				  that is used primarily for liquid service.
"Repair"
means work necessary to return a
				  boiler or pressure vessel to a safe operating condition.
"Rupture disk device"
means a nonreclosing
				  pressure-relief device actuated by inlet static pressure and designed to
				  function by the bursting of a pressure-containing disk.
"Safe point of discharge"
means the same as
				  in the National Board Inspection Code: a location that will not cause property
				  damage, cause equipment damage, or create a health or safety threat to
				  personnel in the event of discharge.
"Safety appliance"
shall include, but not be
				  limited to:
1. Rupture disk device;
2. Safety relief valve;
3. Safety valve;
4. Temperature limit control;
5. Pressure limit control;
6. Gas switch;
7. Air switch; or
8. Any major gas train control.
"Safety relief valve"
means an automatic,
				  pressure-actuated relieving device suitable for use as a safety or relief
				  valve, depending on application.
"Safety valve"
means an automatic,
				  pressure-relieving device actuated by the static pressure upstream of the valve
				  and characterized by full opening pop action. The safety valve is used for gas
				  or vapor service.
"Special inspection"
means an inspection
				  which is not required by Iowa Code chapter 89.
"Temperature and pressure relief valve"
means a valve set to relieve at a designated temperature and pressure.
"Temporary object"
means a boiler, unfired
				  steam pressure vessel, or combination thereof that is not a permanent fixture
				  or part of normal operation of the facility.
"Unfired steam boiler"
means a vessel or
				  system of vessels intended for operation at a pressure in excess of 15 psig for
				  the purpose of producing and controlling an output of thermal energy.
"Unfired steam pressure vessel"
means a
				  vessel or container used for the containment of steam pressure either internal
				  or external in which the pressure is obtained from an external source. "Unfired
				  steam pressure vessel" may include items such as expansion tanks, flash tanks,
				  and condensate return tanks.
"U.S. customary units"
means feet, pounds,
				  inches and degrees Fahrenheit.
"Water heater supply boiler"
means a closed
				  vessel in which water is heated by combustion of fuels, electricity or any
				  other source and withdrawn for use external to the system at pressure not
				  exceeding 160 psig and shall include all controls and devices necessary to
				  prevent water temperatures from exceeding 210 degrees F.