How Do I Get My Contractors License | C-23 Ornamental Metal Contractor

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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.

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*

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?

a. 2.4 square feet

b. 3.5 square feet

c. 4.6 square feet

d. 5.7 square feet

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

a. 3’ 4”

b. 10’ 8”

c. 17’ 6”

d. 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?

a. Assembly building

b. Dining establishment

c. Carport

d. 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

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