Licensing Exams by Trade Name - Home Link

Washington DC
(335) Sixth Class Stationary Boilers

Apply for the License

District of Columbia
Board of Industrial Trades ™

1100 4th St SW
Washington, DC  20024
Phone:  (202) 442-4400
Licensing Link

Exam Administrator

PSI Services LLC ™
DCOPLA Program

3210 E. Tropicana
Las Vegas, NV 89121
Phone:  (800) 733-9267
Candidate Bulletin Link

Exam Type

CLOSED  BOOK

Exam Content

Subject Areas% of
Questions
Boiler Operation and Safety10
Fuel and Draft System10
Steam Systems10
Boiler Water Treatment10
Engineering Calculations10
Boiler Fittings / Accessories10
Hydronic Systems10
Feedwater Systems10
Controls10
Boiler Design and Principles10
Total number of test questions:
75
Time allowed (hours):
3.0

Books Allowed in the Exam

1.
Low Pressure Boilers, 4th Edition, Frederick M. Steingress
Buy at Amazon

Any edition of the above book is acceptable

Study materials are currently NOT available for this exam

Check this page again at a later time.  Refresh this page to see current info (F5 on your keyboard).

Return to Top
Copyright Notice