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C-45 Electrical Signs
Contractors License and Performance Bonds

C45 – Electrical Sign Contractor

An electrical sign contractor fabricates, installs and erects electrical signs, including the wiring of such electrical signs.

Authority cited: Sections 7008 and 7059, Reference: Sections 7058 and 7059 (Business and Professions Code)

Content of the Examination

The Electrical Sign (C-45) Examination is divided into four major sections. These sections are:

1. Job Planning/Estimating (12%)

  • Sign criteria identification
  • Drawing development and interpretation
  • Sign engineering
  • Sign component selection

2. Manufacturing (35%)

  • Sign pattern types and techniques
  • Letter retainer systems
  • Sign assembly
  • Electrical requirements
  • Sign cabinet fabrication
  • Field surveys

3. Installation (42%)

  • Neon cabinets and channel letters
  • Electrical installation, connection, and troubleshooting
  • Monument and pole signs
  • Excavation and concrete requirements

4. Safety (11%)

  • Electrical hazards
  • Personal protective equipment
  • Hazardous substance handling/disposal
  • Cal/OSHA requirements for working in elevated spaces

*Percentages are approximate*

Test Site Policy
   This is a closed-book examination. No reference materials may be used during the examination. All materials brought to the examination site must be left in an unmonitored area at your own risk.

Test Strategy
   This is a multiple choice examination with four choices per question. Some questions require mathematical computation. Examination questions are written to provide only one BEST answer and are NOT written as trick questions.
   All correct answers have equal value and there are no score reductions for wrong answers. Therefore, all examination questions should be answered.
   Ample time is provided to answer all examination questions, so be sure to read each question and its four choices completely and carefully before selecting the BEST possible answer to the question.

Sample Questions

The following questions are typical of the types of items that are on the examination. The correct answer is highlighted.

1. When engineering calculations are required for a sign, who is authorized to prepare these calculations?

  1. a licensed mechanical engineer
  2. a licensed C45 (Electrical Sign) contractor
  3. a licensed civil engineer
  4. a licensed A (General Engineering) contractor

2. When manufacturing a rain lip on an exterior exposed raceway, where on the raceway should the rain lip be located?

  1. left side
  2. bottom
  3. right side
  4. top

3. Whose guidelines/specifications should be followed when determining load capacities for crane and lifting equipment?

  1. project manager and engineer
  2. building owner and architect
  3. project manager and the EPA
  4. equipment manufacturer and Cal/OSHA

*All questions are written and reviewed by licensed contractors who are actively working in the field*

Cal/OSHA Construction Safety Orders.
Building News, Inc.
1612 S. Clementine Street, Anaheim, CA 92802.
(800) 873-6397. FAX: (714) 535-8078.

National Electrical Code (Section 600 and relevant parts of Sections 200, 300, & 500).
National Fire Protection Association (NFPA)
11 Tracy Drive, Avon, MA 02322.
(800) 344-3555 or (800) 593-6372.

UL 48. Comm 2000.
1418 Brook Drive, Downersgrove, IL 60515.
(888) 853-3503.

UL 2161. Comm 2000.
1418 Brook Drive, Downersgrove, IL 60515.
(888) 853-3503.

Uniform Sign Code.
International Conference of Building Officials Headquarters
5360 Workman Mill Road, Whittier, CA 90601-2298.
(800) 284-4406. FAX: (888) 329-4226.

*Publisher information is current as of 04/02*

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