Ariz. Admin. Code § R20-5-404 - Standards for Boilers, Lined Hot Water Heaters and Pressure Vessels

A. The following apply to this Article:

1. An Owner, Operator, or User, of a Boiler, Lined Hot Water Heater or Pressure Vessel installed, repaired, replaced, or reinstalled in Arizona, six months after the effective date of this Article shall comply with the 2019 ASME Boiler and Pressure Vessel Code, Sections I, II, IV, V, VI, VII, VIII Division 1, 2, 3, IX, X,, ASME 2020 Code for Pressure Piping B31.1, and 2019 ASME PVHO-1 Safety Standard for Pressure Vessels for Human Occupancy incorporated by reference. This incorporation does not include any later amendments or editions of the incorporated material. A copy of this referenced material is available for review at the Industrial Commission of Arizona, 800 W. Washington Street, Phoenix, AZ 85007 and may be obtained from the ASME at Three Park Avenue, New York, NY 10016-5990 or at http://www.asme.org/.

2. An Owner, Operator, or User, of a Boiler, Lined Hot Water Heater, or Pressure Vessel installed, repaired, replaced, or reinstalled in Arizona, before the effective date of this Article shall comply with subsection (A)(1), or the ASME Boiler and Pressure Vessel Code in effect at the time of the last installation, repair, replacement, or reinstallation of the boiler Boiler, Lined Hot Water Heater, or Pressure Vessel in Arizona.

3. An Owner, Operator, or User of a gas-fired Lined Hot Water Heater installed, operated, repaired, replaced, or reinstalled in Arizona shall comply with the American National Standard for Gas Water Heaters, ANSI Z21.10.3 2017, incorporated by reference. This incorporation does not include any later amendments or editions of the incorporated material. A copy of this referenced material is available for review at the Industrial Commission of Arizona, 800 W. Washington Street, Phoenix, AZ 85007 and may be obtained from ANSI, Customer Service Department, 25 W. 43rd Street, 4th Floor, New York, NY 10036 or at http://www.ansi.org/.

4. An Owner, Operator, or User, of a Boiler installed, repaired, replaced, or reinstalled in Arizona after the effective date of this Article shall comply with the American National Standard for Controls and Safety Devices for Automatically Fired Boilers, ANSI/ASME CSD-1- 2018, incorporated by reference. This incorporation does not include any later amendments or editions of the incorporated matter. A copy of this referenced material is available for review at the Industrial Commission of Arizona, 800 W. Washington Street, Phoenix, AZ 85007 and may be obtained from the ASME, Three Park Avenue, New York, NY 10016-5990 or at http://www.asme.org/.

5. An Owner, Operator, or User, of a Boiler installed, repaired, replaced, or reinstalled in Arizona before the effective date of this Article shall comply with the American National Standard for Controls and Safety Devices for Automatically Fired Boilers in effect at the time of the last installation, repair, replacement or reinstallation of a Boiler in Arizona. As an alternative, an Owner, Operator, or User, of a Boiler described in this subsection may comply with subsection (A)(4).

6. A permanent source of outside air shall be provided for each Boiler and Lined Hot Water Heater room to assure complete combustion of the fuel as required by ANSI Z223.1- 2018, NFPA 54, National Fuel Gas Code incorporated by reference. This incorporation does not include any later amendments or editions of the incorporated matter. A copy of this referenced material is available for review at the Industrial Commission of Arizona, 800 W. Washington Street, Phoenix, AZ 85007 and may be obtained from ANSI, at Customer Service Department, 25 W. 43rd Street, 4th Floor, New York, NY 10036 or at http://www.ansi.org/.

7. All new Power Boilers installed after the effective date of this subsection, having power piping, welded or mechanically assembled, (pipe, valves, and fittings) falling within the scope of ASME Code, Section I, shall be designed, constructed and listed on the appropriate ASME Code, Section I, manufacturer's data report, P-2A, P-4A, P-4B, P-6 as applicable, incorporated by reference in R20-5-404(A)(1).

8. An Owner, Operator, or User, of a Boiler installed, repaired, replaced, or reinstalled in Arizona having a capacity equal to or greater than 12,500,000 BTU/hr input after the effective date of this subsection shall comply with ANSI NFPA 85, Boiler and Combustion Systems Hazards Code, 2019 edition, incorporated by reference. This incorporation does not include any later amendments or editions of the incorporated matter. A copy of this referenced material is available for review at the Industrial Commission of Arizona, 800 W. Washington Street, Phoenix, AZ 85007 and may be obtained from ANSI, at Customer Service Department, 25 W. 43rd Street, 4th Floor, New York, NY 10036 or at http://www.ansi.org/.

B. The following registration requirements apply to this Article;

1. All Boilers, Lined Hot Water Heaters, and Pressure Vessels, including reinstalled and Secondhand Boilers, shall be registered with the National Board of Boiler and Pressure Vessel Inspectors except for:

a. Non-Standard Boilers installed up to six months after the effective date of this Section,

b. Cast iron Boilers, and

c. Cast aluminum Boilers.

2. All fired and unfired Pressure Vessels installed or reinstalled on or after July 1, 2009, shall be registered with the National Board of Boiler and Pressure Vessel Inspectors.

C. The following installation, maintenance, and repair requirements apply to this Article.

1. An Owner, Operator, or User shall maintain a signed copy of the Manufacturer's Data Report, and Manufac-turer's/Installing Contractors Report for ASME CSD-1, if applicable for a Boiler, Lined Hot Water Heater, or Pressure Vessel at the location of the Boiler Lined Hot Water Heater, or Pressure Vessel and make the reports available for review upon request from an Authorized Inspector.

2. A Boiler shall have masonry or structural supports of sufficient strength and rigidity to safely support the Boiler and its contents without any vibration in the Boiler or its connecting piping.

3. There shall be at least 36 in. (915 mm) of clearance on each side of the Boiler or Lined Hot Water Heater. Alternative clearances according to the manufacturer's recommendations are subject to approval by an Authorized Inspector prior to installation of A Boiler, Lined Hot Water Heater or Pressure Vessel.

4. A Boiler with a manhole shall have at least five feet clearance between the Boiler manhole and any wall, ceiling, or piping.

5. A newly constructed Boiler room in excess of 500 square feet of floor area and containing one or more Boilers with a fuel capacity of 1,000,000 BTU /hr or a heating capacity greater than 285 Kw (electric), shall have at least two exits on each level of the Boiler or Boilers. The Owner, Operator, or User shall ensure each exit is remotely located from other exits.

6. An Owner, Operator, or User shall keep a Boiler, Lined Hot Water Heater, or Pressure Vessel room clean and with no obstructions to the Boiler, Lined Hot Water Heater, or Pressure Vessel.

7. An Owner, Operator, or User shall not store flammable or explosive materials in a Boiler or Lined Hot Water Heater room.

8. An Owner, Operator, or User shall not store combustibles any less than three feet from any part of a Boiler, Lined Hot Water Heater, or Pressure Vessel.

9. If a Boiler, Lined Hot Water Heater, or Pressure Vessel is moved outside Arizona for temporary use or Repairs, the Owner, Operator, or User shall not reinstall the Boiler, Lined Hot Water Heater, or Pressure Vessel in Arizona until receiving verbal or written approval from the Division under R20-5-419. If the Division grants approval the Owner, Operator, or User shall not operate the reinstalled Boiler, Lined Hot Water Heater, or Pressure Vessel until receiving an Inspection Certificate under this Article.

10. Before a new Power Boiler or Secondhand Boiler or Pressure Vessel is installed, an inspection in accordance with R20-5-408 shall be made by an Authorized Inspector or by a National Board Commissioned Inspector. This inspection is to assess the integrity of the vessel and evaluate the original design specification. Prior to installation, an application shall be filed by the Owner, Operator, or User of the Boiler or Pressure Vessel with the Division for approval. This application shall contain the following information:

a. Name of the Owner, Operator, or User;

b. Mailing address of Owner, Operator, or User;

c. Business telephone number of Owner, Operator, or User;

d. Installation name and address;

e. Installation date;

f. Start up date;

g. Name and address of Boiler or Pressure Vessel insurance company;

h. Arizona serial number of the Boiler or Pressure Vessel being replaced, if applicable;

i. Description of the new, or Secondhand Power Boiler or Pressure Vessel to include:

i. Manufacture's name,

ii. Date manufactured,

iii. MAWP or temperature of Boiler or Pressure Vessel, and

iv. National Board registration number;

j. Name, address, business phone number, cell phone number, fax number and state contractor's license number of company or individual that will be installing the Boiler or Pressure Vessel;

k. Name, title, and phone number of the contact person on the site of installation; and

l. Signature, title, and date of the person submitting the application.

11. Before the Owner, Operator, or User installing a Secondhand Boiler or Pressure Vessel, the Boiler or Pressure Vessel shall pass a hydrostatic test that is witnessed by an Authorized Inspector or by any National Board Commissioned inspector in accordance with R20-5-411.

12. An Owner, Operator, or User of a Portable Boiler shall notify an Authorized Inspector before installing the Portable Boiler and shall not operate the Portable Boiler until the Owner, Operator, or User receives an Inspection Certificate from the Division.

Notes

Ariz. Admin. Code § R20-5-404

Former Rules B-4.1 through B-4.3. Former Section R4-13-404 repealed, new Section R4-13-404 adopted effective April 12, 1979 (Supp. 79-2). Amended subsection (P) by adding paragraph (7) and amended subsection (Q) effective October 3, 1980 (Supp. 80-5). Section R4-13-404 repealed, new Section adopted effective April 9, 1992 (Supp. 92-2). R20-5-404 recodified from R4-13-404 (Supp. 95-1). Amended effective October 9, 1998 (Supp. 98-4). Amended by final rulemaking at 15 A.A.R. 1496, effective August 18, 2009 (Supp. 09-3). Amended by final rulemaking at 28 A.A.R. 3952, effective 12/7/2022.