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C36
– Plumbing Contractor
A plumbing contractor
provides a means for a supply of safe water, ample in volume and of
suitable temperature for the purpose intended and the proper disposal
of fluid waste from the premises in all structures and fixed works.
This classification includes but is not limited to:
(a) Complete removal of waste from the premises or the construction and
connection of on-site waste disposal systems;
(b) Piping, storage tanks and venting for a safe and adequate supply of
gases and liquids for any purpose, including vacuum, compressed air and
gases for medical, dental, commercial and industrial uses;
(c) All gas appliances, flues and gas connections for all systems
including suspended space heating units. This does not include forced
warm air units;
(d) Water and gas piping from the property owner's side of the utility
meter to the structure or fixed works;
(e) Installation of any type of equipment to heat water, or fluids, to
a temperature suitable for the purposes listed in this section,
including the installation of solar equipment for this purpose; and
(f) The maintenance and replacement of all items described above and
all health and safety devices such as, but not limited to, gas
earthquake valves, gas control valves, back flow preventors, water
conditioning equipment and regulating valves.
The Plumbing (C-36)
Examination is divided into seven major sections. These sections are:
1.
Project planning and material selection (23%)
- Job site survey
and contract submittals list
- Blueprints,
isometrics, and specifications
- Planning and
estimating
- Pipe sizing and
load calculations
2.
Rough plumbing (18%)
- Design and
layout
- Rough plumbing
installation
- Code
requirements
- Commercial and
industrial
3.
Installation/finish plumbing (17%)
- Gas appliances
and water heaters
- Plumbing
fixtures
- Domestic
potable water
4.
Testing (8%)
- Testing methods
and code requirements
5.
Repairing plumbing systems (12%)
- Troubleshooting
and repairs
- Material
replacement and disposal
6.
Remodeling plumbing systems (10%)
- Evaluation and
layout
- Installation of
piping and fixtures
- Code
requirements
7.
Safety (12%)
- Hazardous
materials
- Tools and
equipment
- Worker and
public safety
*Percentages
are approximate*
Sample
Questions
The following
questions are typical of the kind of items that are on the examination.
The correct answer is highlighted.
1. How
many gallons should a septic tank for a four-bedroom house hold?
a. 550
b. 750
c. 1000
d. 1200
2. Which
of the following implements should be used to prevent kinks when
reshaping soft copper tubes?
a. A
dummy
b. A
brass ferrule
c. A bending spring
d. An
internal switch
3. What
fitting and procedure should be used to connect a discharge pipe from a
sewage ejector to a horizontal gravity draining line?
a. From
top through a tapped san tee fitting
b. From
the side through a P-trap fitting
c. From the top through a
wye branch fitting
d.
From
the bottom through a 1/8 bend fitting
*All
questions are written and reviewed by licensed contractors who are
actively working in the field*
California
Plumbing Code.
International
Association of Plumbing and Mechanical Officials (IAPMO),
5001 E. Philadelphia Street,
Ontario, CA 91761.
(800) 854-2766
FAX: (909) 472-4246.
INTERNET: www.iapmo.org
California
Building Code.
International
Code Council,
5360 Workman Mill Road,
Whittier, CA 90601.
(800) 284-4406
FAX: (888) 329-4226.
INTERNET: www.iccsafe.org
Cal/OSHA
Construction Safety Orders.
California
Code of Regulations, Title 8,
Industrial Relations, Division 1.
Thompson/Barclays Division,
P.O. Box 95767,
Chicago, IL 60694.
(800) 888-3600
FAX: (415) 344-3906
OR
Building
News, Inc.,
1612 S. Clementine Street,
Anaheim, CA 92802.
(800) 873-6397
FAX: (714) 533-1467.
INTERNET: ccr.oal.ca.gov
or www.bnibooks.com
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