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C-23 Ornamental Metals
 
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C23 – Ornamental Metal Contractor

An ornamental metals contractor assembles, casts, cuts, shapes, stamps, forges, welds, fabricates and installs, sheet, rolled and cast, brass, bronze, copper, cast iron, wrought iron, monel metal, stainless steel, steel, and/or any other metal for the architectural treatment and ornamental decoration of structures. This classification does not include the work of a sheet metal contractor.

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

Content of the Examination

The Ornamental Metal (C-23) Examination is divided into five major sections. These sections are:

1. Project Planning and Estimating (25%)

  • Jobsite measurements and calculations
  • Shop specifications
  • Installation requirements

2. Ornamental Metal Fabrication (24%)

  • Material layout and preparation
  • Pre-fabrication and metal forming
  • Metal fabrication

3. Grinding and Finishing Ornamental Metal (12%)

  • Metal preparation
  • Metal finish

4. Onsite Installation of Ornamental Metal (15%)

  • Product delivery and critical path coordination
  • Drilling, assembly, and finishing

5. Safety (24%)

  • Fire prevention
  • Shop and jobsite equipment
  • Working in elevated areas

*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. According to the California Building Code, a window can be used as an escape or rescue only if it has a net clear opening of how many feet?

  1. 2.4 square feet
  2. 3.5 square feet
  3. 4.6 square feet
  4. 5.7 square feet

2. If an architectural drawing gives a scale of 1/8” = 1’, what does a line 2-3/16” equal?

  1. 3’ 4”
  2. 10’ 8”
  3. 17’ 6”
  4. 24’ 10”

3. According to the California Building Code, in which of the following settings would it be permissible to construct a guardrail only 36” in height?

  1. Assembly building
  2. Dining establishment
  3. Carport
  4. High school

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


Resources
Cal/OSHA Construction Safety Orders.
California Code of Regulations, Title 8,
Industrial Relations, Chapter 4, Subchapter 4,
Barclays Law Publishers,
P.O. Box 95767,
Chicago, IL 60694.
(800) 888-3600
FAX (415) 732-8875
OR
Building News, Inc.
1612 S. Clementine Street,
Anaheim, CA 92802.
(800) 873-6397
FAX: (714) 535-8078.
INTERNET: ccr.oal.ca.gov or www.bni-books.com

California Building Code.
International Conference of Building Officials,
5360 S. Workman Mill Rd.,
Whittier, CA 90601.
(310) 699-0541
FAX: (888) 329-4226.
INTERNET: www.icbo.org

Uniform Fire Code.
International Conference of Building Officials,
5360 S. Workman Mill Rd.,
Whittier, CA 90601.
(310) 699-0541
FAX: (888) 329-4226.
INTERNET: www.icbo.org

ANSI/AWS A2.4-98, Standard Symbols for Welding, Brazing and Nondestructive Examination.
International Conference of Building Officials,
5360 S. Workman Mill Rd.,
Whittier, CA 90601.
(310) 699-0541
FAX: (888) 329-4226.
INTERNET: www.icbo.org

*Publisher information is current as of 1/03*

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