Ohio Department of Commerce
Division of Industrial Comliance
Ohio Construction Industry Licencing Board
6606 Tussing Road, P.O. Box 4009
Reynoldsburg, OH 43068-9009
Phone: (614) 644-3493 Licensing Board Information
Page
Exam Administrator
International Code Council
Contractor Examination Services Dept.
900 Montclair Road
Birmingham, AL 35213
(877) 783-3926 Ohio Exam Information
Exam Type
OPEN BOOK
Exam Content
Subject Area
# of Questions
Water Supply Treatment and Feed
5
Fuels and Firing Methods
4
General Code Application and Venting
14
Piping, Pumps and Valves
11
Controls and Control Systems
9
Maintenance and Repairs
3
Tests and Inspections
4
Total Number of Test Questions:
50
Time Allowed (hours)
2.5
Passing percentage
70%
In
Ohio you must also pass a Business and Law Exam
unless you are already a licensed contractor who is adding a classification to your license.
Recommended (permitted) Reference Books
1.
Ohio Administrative Code, Chapter 4104:4, Ohio
Construction Industry Licensing Board.
2.
International Mechanical Code,
2003, International Code Council. -OR-Ohio Mechanical Code, 2005 Edition.
3.
Boiler Operators Guide, 4th
Edition, Anthony L Kohan.
4.
Steam Plant Operations, 8th
Edition, Everett B Woodruff, Herbert B Lammers.
5.
Modern Hydronic Heating for Residential and Light
Commercial Buildings, 2nd Edition, 2004, John Siegenthaler.
NOTE: The correct answers to the exam questions are based on the
national codes, and not the state amendments.
Recommended Study Materials Ohio • Hydronics Contractor