Construction Trade Exam Research Area

City and County of Denver
Stationary Engineer
ICC Exam # 227

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City and County of Denver
Community Planning and Development

201 W. Colfax Ave, Dept. 205
Denver, CO  80202
Phone: (720) 865-2770
Denver Licensing Link

Exam Administrator

International Code Council
900 Montclair Rd.
Birmingham, AL 35213
(888) 422-7233, ext. 5524
Candidate Information Web Page

Exam Type


Exam Content

Subject Areas% of
Water Supply Treatment and Feed Systems 7
Fuels and Firing Methods 20
General Code Application and Venting 10
Startup and Shutdown Operations 5
Piping, Pumps and Valving 10
Controls and Control Systems 20
Maintenance and Repairs 20
Tests and Inspections 8

Total Number of Test Questions: 60
Time Allowed (hours): 3.0


Reference Books Permitted in the Exam

1. International Mechanical Code, 2009, ICC. Doc Link
2. International Fuel Gas Code, 2009, ICC. Doc Link
3. Boiler Operator's Guide, 4th Edition, 1997, Anthony L Kohan. Buy at Amazon
4. Steam Plant Operation, 8th Edition, Everett B Woodruff, Herbert B Lammers. Buy at Amazon

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City and County of Denver • Stationary Engineer
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