Licensing Exams by Trade Name - Home Link

Washington DC

(323) Third 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
DCRA Stationary Engineer Licensing

3210 E. Tropicana
Las Vegas, NV 89121
Phone:  (800) 733-2929
Exam Type
CLOSED  BOOK
Exam Content
Content Areas% of
Questions
Boiler Operations, Maintenance & Safety10
Water Treatment10
Boiler Combustion, Fuels & Pollution Control10
Boiler Accessories & Auxiliary Equipment10
Engineering Calculations10
Electrical10
Controls – Pneumatic & Electronic10
Pumps, Feed, Hydronic & Condensate Systems10
Refrigeration, Air Conditioning & Cooling Towers10
Boiler Design & Principles10
Total number of test questions:
70
Time allowed (hours):
2.5
Books Allowed in the Exam
1.
Boiler Operator's Workbook, 4th Edition, R. Dean Williams
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2.
Stationary Engineering, 4th Edition, Harold J. Frost, Daryl R. Frederick, M. Steingress
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3.
High Pressure Boilers, 5th Edition, 2018, Steingress, Frost
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4.
Steam Plant Operation, 10th Edition, Woodruff and Lammers
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5.
Boiler Operator's Guide, 4th Edition, Anthony L Kohan
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6.
Ugly's Electrical References, 2014, George Hart
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7.
Low Pressure Boilers, 5th Edition, 2018, Steingress
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8.
HVAC Control Systems, 3rd Edition,Ronnie J. Auvil
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9.
Electric Motor Control for Integrated Systems, 4th Edition, Gary J. Rockis, Glen A. Mazur
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With the exception of Ugly's Electrical References, any edition of the above books are acceptable

A practice exam is currently NOT AVAILABLE

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