City and County of Denver
Building Inspection
Community Planning and Development
201 Colfax Ave
Denver, CO 80202
Phone: (720) 865-2770 Licensing
Information Web Site
Exam Administrator
International Code Council
National Contractor Trades Examinations
900 Montclair Rd.
Birmingham, AL 35213
Phone: (877) 783-3926, Fax: (205) 599-9884 Candidate Information
Web Page
Exam Type
OPEN BOOK
Exam Content
Subject Area
# of Questions
Water Supply and Treatment Feed Systems
5
Fuels and Firing Methods
4
General Code Application
2
Startup Operation and Shutdown
4
Piping and Pumps
2
Controls, Control Systems and Valving
6
Maintenance and Repairs
7
Test, Inspections and Safety
5
Total Number of Test Questions:
35
Time Allowed (hours)
1.5
Passing percentage
70%
Recommended (permitted) Reference Books
1.
Boiler Operators Guide, 4th Edition,
1997, Anthony L Kohan.
2.
International Fuel Gas Code, 2003,
International Code Council.
3.
Steam Plant Operations, 8th Edition,
Everett B Woodruff, Herbert B Lammers.
Recommended Study Materials City and County of Denver • Boiler Operator Class B