Licensing Exams by Trade Name - Home Link

Washington DC

(335) Sixth Class Stationary Boilers

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District of Columbia
Board of Industrial Trades

1100 4th St SW
Washington, DC  20024
Phone:  (202) 442-4400
Exam Provider
PSI Services LLC
DCOPLA Program

3210 E. Tropicana
Las Vegas, NV 89121
Phone:  (800) 733-9267
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
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Any edition of the above book is acceptable

A practice exam is currently NOT AVAILABLE

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