Wisconsin Legislature: subch. IV of ch. SPS 341

SPS 341.36 Identification of boilers and pressure vessels. Boilers and pressure vessels subject to periodic inspections shall be identified by a registration number supplied by the department. The registration number shall be affixed to the vessel by a certified inspector at a location that can be easily viewed.

History: Cr. Register, February, 1988, No. 386, eff. 3-1-88; am. (2), Register, October, 1996, No. 490, eff. 11-1-96; r. (1), Register, February, 2000, No. 530, eff. 3-1-00; CR 11-047: r. (2) (title), renum. (2) to be 341.36 and am. Register May 2012 No. 677, eff.6-1-12.

SPS 341.37 Maintenance.

(1) Corrosion prevention. All boilers and pressure vessels shall be installed and maintained in such a manner as to prevent excessive corrosion and deterioration.

(2) Safe conditions. The certified inspector shall note conditions during internal inspection, external inspection, or hydrostatic pressure test and shall order changes or repairs that will place the boiler or pressure vessel in a safe working condition.

Note: Sections VI and VII of the ASME boiler and pressure vessel code, Recommended Rules for Care and Operation of Heating Boilers and Recommended Rules for Care of Power Boilers, are excellent guides for boiler owners and operators.

(3) Modification of boiler burner assembly. Any modification to or installation of a boiler burner assembly may not exceed the original stamping of the boiler rated output capacity.

Note: See section SPS 341.38 for Department reporting requirements relating to fuel conversions and to modifications for increasing heat input.

History: Cr. Register, February, 1988, No. 386, eff. 3-1-88; am. (2), Register, October, 1996, No. 490, eff. 11-1-96; CR 08-028: cr. (3) Register November 2008 No. 635, eff. 12-1-08; CR 11-047: am. (2) Register May 2012 No. 677, eff. 6-1-12.

SPS 341.38 Reporting accidents, repairs and alterations.

(1) Accidents.

(a) If a component of a boiler or pressure vessel or power piping fails and causes an injury that needs more than first aid treatment, the owner or user shall report the facts involved to the department on form SBD-10787-E within 24 hours after the accident.

(b) After a failure under par. (a), the owner or user may not remove or disturb the boiler or pressure vessel or power piping or any of the components nor permit any such removal or disturbance prior to receiving authorization from the department or first class city, except for the purpose of saving human life or preventing further property damage.

(c) Any accidents under par. (a) that occur during the department’s non-business hours shall also be reported to the state division of emergency management.

Note: The address for reporting accidents to the Department is the Division of Industry Services, Boiler Program, P.O. Box 7302, Madison, WI 53707-7302; and the fax number is 608-283-7420.

Note: The Department can be contacted at 262/548-8617 during normal business hours. The state Division of Emergency Management can be contacted at (800) 943-0003 during non-business hours.

(2) Repairs and alterations. The owner or user shall report to the department any repairs or alterations of a boiler or pressure vessel as required in subch. VI.

(3) Fuel conversions. The owner or user shall report to the department conversions of the boiler’s primary fuels to other fuels and shall use department form SBD-6314-E for this notification.

(4) Heat input. The owner or user shall report to the department any modification that increases the heat input capacity of the boiler and shall use department form SBD-6314-E for this notification.

Note: The Department forms required in this chapter are available for a nominal fee at telephone 800-DOC-SALE or 411 (Telecommunications Relay), or at docsales@doa.state.wi.us, or at no charge at the Department’s Web site at www.dsps.wi.gov through links to Division of Industry Services forms.

History: Cr. Register, February, 1988, No. 386, eff. 3-1-88; am. (1) to (3), cr. (4), Register, February, 2000, No. 530, eff. 3-1-00; CR 08-028: r. and recr. (1), am. (3) and (4) Register November 2008 No. 635, eff. 12-1-08; CR 11-047: r. and recr. (1), am. (3), (4) Register May 2012 No. 677, eff. 6-1-12.

SPS 341.39 Condemnation.

(1) Authority. Only the department may condemn a boiler or pressure vessel. Any boiler or pressure vessel declared by a certified inspector to be unsafe and beyond repair shall be referred to the department for condemnation proceedings.

(2) Symbol.

(a) Any boiler or pressure vessel confirmed by the department to be unsafe for further use shall be stamped as follows:

- See PDF for table

(b) Letters used for the stamp shall be at least 3/8-inch high and arrowheads shall be at least 1/2-inch wide.

(3) Unlawful use. It shall be unlawful for any person, firm, partnership or corporation to use, operate, or offer for sale for operation within the state any condemned boiler or pressure vessel.

History: Register, February, 1988, No. 386, eff. 3-1-88; am. (1), Register, October, 1996, No. 490, eff. 11-1-96.

Subchapter IV — New Installations

SPS 341.40 Application. This subchapter applies to all boilers and pressure vessels, or components thereof, that are installed on or after June 1, 2012.

History: Cr. Register, February, 1988, No. 386, eff. 3-1-88; correction made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 11-047: am. Register May 2012 No. 677, eff. 6-1-12.

SPS 341.41 Installation registration.

(1) Boiler or pressure vessel installation registration.

(a) Except as provided in par. (b), the installation of any boiler or pressure vessel shall be registered with the department by the installer before the operation of the boiler or pressure vessel. Registration shall be on form SBD-6314-E.

(b) Registration with the department is not required for any of the following:

1. Boilers and pressure vessels exempted from periodic inspections in s. SPS 341.18.

2. Installations in cities of the first class if an installation registration form has been filed with the appropriate city official.

(2) Power piping installation registration.

(a) Except as provided in par. (b), the installation of any power piping system shall be registered with the department by the installer before the operation of the piping system. Registration shall be on form SBD-5204-E.

(b) Registration is not required for any of the following:

1. Power piping of 2 inches nominal pipe size and smaller.

2. Installations in cities of the first class if an installation registration form has been filed with the appropriate city official.

3. Underground power piping systems that are not located in a walk-in tunnel.

4. Power piping replacements, modifications and alterations to existing systems and for new installations, any of which do not exceed 50 feet in length.

5. Installations at one- or 2-family dwellings.

Note: Section SPS 341.16 (2) (c) requires the piping installer to notify the Department or authorized agent or a certified inspector at least 5 business days prior to the installation to schedule an inspection.

(3) Piping on single power boilers. ASME form P-4B is not required to be completed for boiler piping on any single ASME “S”, “M” or “E” stamped boiler rated at 50 boiler horsepower or less and 150 psig or less maximum allowable working pressure, if applicable pressure and temperature rated valves and at least schedule 80 pipe and fittings are used.

(4) Installation registration for solid-fuel-fired water-heating appliances.

(a) Except as specified in par. (b), the installer of a solid-fuel-fired water-heating appliance shall register the unit with the department and shall use department form SBD-6314-E for the registration.

(b) Registration of a solid-fuel-fired water-heating appliance installed at a one- or 2-family dwelling is not required.

History: Cr. Register, February, 1988, No. 386, eff. 3-1-88; am. (1) (a) and (2) (a), Register, December, 1992, No. 444, eff. 1-1-93; CR 05-025: am. (2) (b), cr. (3) Register October 2005 No. 598, eff. 11-1-05; CR 08-028: cr. (2) (b) 5., (c) and (4) Register November 2008 No. 635, eff. 12-1-08; correction in (1) (b) 1. made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 11-047: am. (1) (a), (b) (intro.), 1., (2) (a), renum. (2) (c) to be (2) (b) 5. (note) and am., am. (4) (b) Register May 2012 No. 677, eff. 6-1-12.

SPS 341.42 ASME code vessels.

(1) ASME code compliance. Except as provided in ss. SPS 341.43 to 341.45 and 341.53 (2), boilers and pressure vessels shall be constructed, installed, operated and maintained in accordance with the ASME code, ASME CSD-1 and the NBIC. Boilers and pressure vessels designed to other national or international standards may be approved if the design has been accepted by a nationally recognized independent third party and the department, or if the standard has been accepted by the department.

Note: Section SPS 341.43 also allows construction of boilers and pressure vessels that do not comply with the ASME code, if they comply with criteria in a variance issued by the Department. As referenced in section SPS 341.05, any such variance must comply with chapter SPS 303, which requires establishing an equivalency that meets the intent of the rule.

Note: The Department will recognize the applicable case interpretations of the ASME boiler and pressure vessel code as being acceptable.

Note: The ASME code specifies that persons installing boiler external piping by welding are required to possess the appropriate ASME credentials.

Note: Design and construction complying with Canadian standard CSA B51 is accepted by the Department under this section.

(2) Registering with national board.

(a) Except as provided in par. (b), all boilers and pressure vessels, including any that are constructed and installed in accordance with Canadian standard CSA B51, shall have the manufacturer’s data report registered with the National Board and shall bear a National Board number. Copies of the registration shall be provided to the department when requested.

(b) Cast iron sectional boilers and cast aluminum boilers stamped “H” and pressure vessels stamped “UM” are exempt from National Board registration.

(3) Human occupancy.

(a) Pressure vessels for human occupancy shall be constructed and installed in accordance with ASME PVHO-1.

(b) Inspection, care, repair, replacement, testing and recertification of PVHO acrylic windows in pressure vessels for human occupancy shall comply with ASME PVHO-2.

(4) Compressed gases and cryogenic fluid vessels. In addition to complying with subs. (1) and (2), vessels and piping and other components for compressed gases and cryogenic fluids, including for gaseous hydrogen and liquefied hydrogen, shall also comply with NFPA 55, except as provided in s. SPS 341.44.

Note: Under section SPS 341.02 (1) (b) 3., pressure vessels and piping for gases that are used for fueling purposes, such as for heating appliances or engines, must comply with chapter SPS 340 instead of this chapter.

History: Cr. Register, February, 1988, No. 386, eff. 3-1-88; am. (1), Register, June, 1996, No. 486, eff. 7-1-96; am. (1) and (2), cr. (3), Register, February, 2000, No. 530, eff. 3-1-00; CR 05-025: renum. (2) to be (2) (a) and am., cr. (2) (b) Register October 2005 No. 598, eff. 11-1-05; CR 08-028: am. (2) Register November 2008 No. 635, eff. 12-1-08; correction in (1) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 11-047: am. (1), (2) (a), renum. (3) to be (3) (a) and am., cr. (3) (b), (4) Register May 2012 No. 677, eff. 6-1-12.

SPS 341.43 Wisconsin special vessels. Where it is not possible or practical to construct a boiler or pressure vessel in strict compliance with s. SPS 341.42, the department may grant a variance to the owner or user to permit the installation of the boiler or pressure vessel as a Wisconsin special within the state of Wisconsin. The department shall consider a variance request upon receipt of a completed petition for variance form and the required fee. The variance may be granted under the following conditions:

Note: See section SPS 341.05 for further explanatory information.

(1) Comparable safety.

(a) When the method of designing or constructing the boiler or pressure vessel is not covered by the ASME code, the department may approve the installation provided adequate proof of comparable safety of the design or construction is shown.

(b) Complete plans, calculations and specifications in duplicate shall be submitted to and approved by the department before installation.

(d) All other applicable requirements of the ASME code shall be met.

(2) Owner-built.

(a) When the boiler or pressure vessel is to be built by an owner for the owner’s use, the department may waive the stamping required by the ASME code.

(b) Complete plans, calculations and specifications in duplicate shall be submitted to and approved by the department before installation.

(d) All other applicable requirements of the ASME code shall be met.

(3) Limited quantity.

(a) When a small number of boilers or pressure vessels is to be built by a manufacturer, the department may waive the stamping required by the ASME code.

(b) Complete plans, calculations and specifications in duplicate shall be submitted to and approved by the department before installation.

(d) All other applicable requirements of the ASME code shall be met.

History: Cr. Register, February, 1988, No. 386, eff. 3-1-88; am. (1) (a), (d), (2) (a), (d), (3) (a) and (d), Register, February, 2000, No. 530, eff. 3-1-00; correction in (intro.) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672.

SPS 341.44 U.S. department of transportation vessels. Pressure vessels bearing the stamping of the United States department of transportation are not permitted as permanent storage containers, except they may be used as replaceable service cylinders.