Section R20-5-408. Frequency of Inspection

A.      An owner, user, or operator of a power boiler shall ensure that an authorized inspector performs a certificate inspection and external inspection of the power boiler every 12 months. An authorized inspector shall perform the external inspection while the power boiler is in operation to ensure that safety devices of the power boiler are operating properly.

B.       An authorized inspector shall perform an internal inspection and pressure test on a boiler, lined hot water heater or pressure vessel if the inspector determines from an external inspection of the boiler, lined hot water heater or pressure vessel that con- tinued operation of the boiler, lined hot water heater or pres- sure vessel is a danger to the public or worker safety.

C.      The Division shall issue a 12 month inspection certificate to an owner or user to operate a fully attended power boiler if:

1.        An owner or user ensures that an authorized inspector performs an external safety inspection and audit of the operational methods and logs of the fully attended power boiler at least every 12 months and performs an internal inspection of the fully attended power boiler at least every 36 months;

2.        Continuous boiler water treatment is under the direct supervision of persons trained and experienced in water treatment for the purpose of controlling and limiting cor- rosion and deposits.

3.        Records are available for review, that indicate:

a.        The date, time, and reason the boiler is out of ser- vice; and

b.        Daily analysis of water samples that adequately show the conditions of the water and elements or characteristics that are capable of producing corro- sion or other deterioration to the boiler or its parts; and

4.        Controls, safety devices, instrumentation, and other equipment necessary for safe operation are current, in service, calibrated, and meet the requirements of an appropriate safety code for the size boilers, such as NFPA 85, ASME CSD-1 Controls and Safety Devices for Auto- matically Fired Boilers, National Board Inspection Code ANSI/NB-23, and state requirements.

5.        Inspection reports of an authorized inspector document that the fully attended power boiler complies with A.R.S.

§ 23-471 et seq. and this Article.

D.      An owner, user, or operator of a direct-fired jacketed steam kettle shall ensure that an authorized inspector performs a cer- tificate inspection of the direct-fired jacketed steam kettle every 24 months.

E.       An owner, user, or operator of a heating or process boiler, not exceeding 15 p.s.i. maximum allowable working pressure, steam or vapor, shall ensure that an authorized inspector per- forms a certificate inspection of the heating or process boiler every 24 months.

F.       An owner or user of a hot water heating or hot water supply boiler, or lined hot water heater shall ensure that an authorized inspector performs a certificate and external inspection of the hot water heating or hot water supply boiler or lined hot water heater at the time the hot water heating or hot water supply boiler or lined hot water heater is installed. An inspection cer- tificate issued by the Division following an inspection under this subsection shall not state an expiration date.

Historical Note

Repealed effective April 12, 1979 (Supp. 79-2). New

Section adopted effective April 9, 1992 (Supp. 92-2). R20-5-408 recodified from R4-13-408 (Supp. 95-1). Amended effective October 9, 1998 (Supp. 98-4). Amended by final rulemaking at 15 A.A.R. 1496, effec- tive August 18, 2009 (Supp. 09-3).