Construction Trade Exam Research Area

Mechanical Work

Apply for the license and exam

Louisiana State Licensing Board for Contractors
2525 Quail Drive
Baton Rouge, LA  70808
Phone: (225) 765-2301
Louisiana Contractor Licensing Web Page

Exam Type


Exam Content

Subject Areas % of
Plumbing and Gas Piping 20
Project Management, Estimating and Plan Reading 15
HVAC and Refrigeration Systems 19
Air Distribution Systems and Ventilation 15
Piping Systems and Hydronics (Commercial, Residential and Industrial) 19
Instrumentation (Controls, Balancing) 9
Solar and Alternative - Energy Systems 3

Total number of test questions: 100
Time allowed (hours): 4.0

Books Permitted in the Exam

1. Modern Refrigeration and Air Conditioning, 19th Edition, 2013, Althous, Turnquist, Bowditch, Bracciano. Buy at Amazon
2. AHRI Fundamentals of HVAC/R, 3rd Edition, 2017, Pearson Buy from Publisher
3. Trane Air Conditioning Manual, 73rd Edition, 2002, Trane Company Buy at Amazon
4. International Mechanical Code, 2012, ICC. Buy at Amazon
5. Fundamentals of HVACR (AHRI), 2nd Edition, 2013, Stanfield & Skaves, AHRI. Buy at Amazon
6. Managing the Construction Process, 4th Edition, 2011, Frederick Gould Buy at Amazon
7. Solar Water Heating Systems: Fundamentals and Installation, 2013 Buy at Amazon
8. Basic Plumbing with Illustrations, 1994, Howard C. Massey Buy at Amazon
9. MCAA Project Manager's Manual, 2006, Mechanical Contrators Association of America Buy from Publisher
Study materials are currently NOT available for this exam

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