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PSI Michigan Boilers Repairer, Class III Certification Package


The exam is 50 questions over 180 minutes, with a minimum required passing score of 70%.

Items covered would include:
ASME Section I 23%
ASME Section IV 3%
ASME Section IX 27%
ASME B31.1 8%
Michigan Boiler Rules 23% 
NBIC 16%

This license qualifies a person to: Repair a high-pressure boiler, Repair or replace non-boiler external piping, as defined by ASME code B31.1. Perform work covered by a Class II license

The body of knowledge comes from:
American Society of Mechanical Engineers (ASME) Section I, Power Boilers
American Society of Mechanical Engineers (ASME) Section IV, Heating Boilers
American Society of Mechanical Engineers (ASME) Section IX, Welding
American Society of Mechanical Engineers (ASME) B31.1 Power Piping
Skilled Trades Regulation Act 407 of 2016
Michigan Boiler Rules
National Boiler Inspection Code (NBIC)

The examinations are OPEN BOOK using only the materials detailed in the “body of knowledge”. All reference materials must be bound. The materials printed from a website may be bound by 3 staples on the left edge in separate documents or placed in a 3 ring binder.

Candidates are responsible for bringing their own references to the examination center. Reference materials may be highlighted and may have indexing or tabbing. Writing is not acceptable in any reference material. Any candidate caught writing, highlighting, underlining and/or indexing in the references during the examination will be reported to the BCC. Furthermore, candidates are not permitted to bring in any additional papers (loose or attached) with their approved references.

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