(1) "A.S.M.E. boiler and pressure vessel code" means the boiler and pressure vessel code developed by the boiler and pressure vessel committee of the American society of mechanical engineers with amendments, addenda, and interpretations thereto, made and approved by the council of said society, 1968 edition, a copy of which code is on file in the office of the boiler inspection section of the division of oil and public safety.

(1.5) "A.S.M.E. review and survey" means the review and survey of the manufacturers quality control system for the certification of authorization for the use of the A.S.M.E. applicable code symbol stamp.

(2) "Boiler" means a closed pressure vessel in which a fluid is heated for use external to itself by the direct application of heat resulting from the combustion of fuel, solid, liquid, or gaseous, or by the use of electricity or nuclear energy.

(2.5) "Chief boiler inspector" means the person appointed by the director to oversee the boiler inspection section created in section 9-4-102.

(3) "Colorado boiler and pressure vessel code" is used to designate the accepted reference for construction, installation, operation, and inspection of boilers and pressure vessels and will be referred to as the "Colorado boiler and pressure vessel code", which includes the A.S.M.E. boiler and pressure vessel codes and the national board inspection code.

(4) "Condemned boiler" means a boiler which has been inspected and declared unsafe or disqualified as to legal requirements by an inspector qualified to take such action and to which has been applied a stamping or marking designating its rejection.

(5) "Director" means the director of the division of oil and public safety or his or her designee.

(6) "External inspection" means an inspection made when a boiler is in operation.

(7) "Hot-water heating boiler" means a boiler operated at pressure not exceeding one hundred sixty PSIG and temperature not exceeding two hundred fifty degrees Fahrenheit for water.

(8) "Hot-water supply boiler" means a boiler used to supply hot water operated at pressure not exceeding one hundred sixty PSIG and temperatures not exceeding two hundred fifty degrees Fahrenheit at or near the boiler outlet.

(9) "Internal inspection" means an inspection made when a boiler is shut down with all handholes or manholes opened for inspection of its interior.

(10) "Locomotive boiler" means a boiler mounted on a self-propelled track carrier and which is used to furnish motivating power for traveling on rails.

(11) "Miniature boiler" means any boiler which does not exceed any of the following limits:

(a) Sixteen inches inside diameter of shell;

(b) Five cubic feet gross volume exclusive of casing and insulation;

(c) One hundred pounds PSIG maximum working pressure.

(12) "National board inspection code" means the "manual for boiler and pressure vessel inspections" published in 1970 by the national board of boiler and pressure vessel inspectors, 10th edition, and subsequent revisions.

(13) "Nonstandard boiler" means any boiler which does not qualify as a standard boiler.

(14) "Owner or user" means any person, firm, corporation, or business entity of whatever nature owning or operating any boiler within this state.

(14.3) "Owner-user inspection organization" means an owner or user of pressure-retaining items who maintains a regularly established inspection department, and whose organization and inspection procedures meet the requirements of the national board of boiler and pressure vessel inspectors rules or the American petroleum institute's API 510 program and are acceptable to the director.

(14.5) "Owner-user inspector" means an inspector who holds a valid national board of boiler and pressure vessel inspectors owner-user inspector commission and who has passed the examination prescribed by the national board or is an American petroleum institute certified inspector under a jurisdictionally approved owner-user inspection organization.

(15) "Portable boiler" means an internally fired boiler which is primarily intended for temporary locational use, the construction and usage of which is obviously portable for use in multiple locations.

(16) "Power boiler" means any boiler exceeding the miniature boiler size which generates steam or vapor at a pressure of more than fifteen pounds per square inch gauge (PSIG).

(16.5) "Pressure vessel" means a pressure vessel or a container for the containment of pressure, either internal or external. Except as exempted in section 1910.172 of the Colorado occupational safety and health general standards, such pressure may be obtained from an external source or by the application of heat from a direct or indirect source or by any combination of such methods. The scope in relation to the geometry of pressure-containing parts shall terminate at the following: The first circumferential joint for welding end connections, or the face of the first flange in bolted flanged connections, or the first threaded joint in that type of connection.

(17) "Reinstalled boiler" means a boiler removed from its original setting and reerected at the same location or erected at a new location without change of ownership.

(18) "Relief valve" means an automatic pressure-relieving device actuated by static pressure upstream of the valve which opens farther with an increase in pressure over the opening pressure. It is used primarily for liquid service.

(19) "Safety relief valve" means an automatic pressure-actuated relieving device suitable for use either as a safety valve or relief valve, depending on application.

(20) "Safety valve" means an automatic pressure-relieving device activated by static pressure upstream of the valve and characterized by full-opening pop action. It is used for steam, gas, or vapor service.

(21) "Secondhand boiler" means a boiler in which both location and ownership have been changed after primary use.

(22) "Section" means the boiler inspection section of the division of oil and public safety.

(23) "Service and domestic-type water heater" means a water heater of either instantaneous or storage type used for heating or combined heating and storage of hot water for domestic or sanitary purposes or for space heating in which none of the following limitations is exceeded:

(a) Heat input of two hundred thousand BTUs per hour;

(b) Fluid temperature of two hundred ten degrees Fahrenheit;

(c) Normal internal fluid capacity of one hundred twenty gallons.

(24) "Shop inspection" means inspection of new construction of boilers or pressure vessels, and shall include review of the specifications, determination that such construction is in accordance with the applicable codes, and certification to the national board and to the A.S.M.E. that such completed new construction is eligible to be stamped with the appropriate A.S.M.E. symbol.

(25) "Special boiler inspector" means an inspector who has received and maintained in force a commission as inspector issued by the national board of boiler and pressure vessel inspectors and authorized by the boiler inspection section to inspect or insure boilers in the state of Colorado.

(26) "Standard boiler" means a boiler which bears the stamp of the state of Colorado or another state which has adopted a standard boiler construction equivalent to that required by the Colorado boiler and pressure vessel code or a boiler which bears the A.S.M.E. stamp.

(27) "State boiler inspector" means any boiler inspector employed by the division of oil and public safety.

(28) "Steam-heating boiler" means a boiler operated at pressure not exceeding fifteen PSIG for steam.