Construction Trade Exam Research Area

Refinery Electrical Journeyman

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State of Oklahoma
Construction Industries Board

2401 N.W. 23rd Street, Suite 2F
Oklahoma City, OK 73107
Phone: (405) 521-6550
Toll Free: (877) 484-4424
Oklahoma Construction Industry Licensing Link

Exam Administrator

PSI Licensure : Certification
3210 E. Tropicana
Las Vegas, NV 89121
(800) 733-9267
PSI Web Site

Exam Type


Exam Content

Subject Areas # of
General Electrical Knowledge 10
Electrical Installation Requirements 4
Services, Feeders, and Branch Circuits 6
Overcurrent Protection 6
Grounding and Bonding 10
Conductors and Cables 6
Raceways and Boxes 6
Low Voltage, Alarms, Signaling Systems, and Communications 4
Lighting and Signs 4
Safety 5
Motors and Transformers 4
Hazardous Locations 35

Total number of test questions: 100
Time allowed (minutes): 240
In Oklahoma, you must also pass the Electrical Business and Law Exam unless you are already a licensed electrical contractor who is adding a classification to your license.

Go to Business and Law Offering

Books Allowed in the Exam

1. National Electrical Code (NFPA-70), 2014, NFPA Buy at Amazon
2. Code of Federal Regulations - 29 CFR Part 1926 (OSHA), latest amendments - OR - (OSHA) Excerpts latest amendments by PSI. Buy from Publisher
3. Ugly's Electrical References, 2014, George V. Hart. Buy at Amazon
4. Hazardous Locations, 2005 (Revised 2014), IAEI Buy from Publisher
Study materials are currently NOT available for this exam

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