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CONSTRUCTION, DESIGN & MANUFACTURING DEPARTMENT
Los Angeles Trade Technical College
C. D. M.

Plumbing Technology
COLLEGE CATALOG COURSE DESCRIPTIONS:

26 PLUMBING LAYOUT AND ESTIMATING I (3)
Lecture: 3 hours
Instruction is given in symbols and abbreviations, pipe fittings and pipe measurement, orthographic, isometric and freehand drawing, blueprint reading and fundamentals of piping layout.

27 PLUMBING LAYOUT AND ESTIMATING II (3)
Lecture: 3 hours
This course emphasizes on layout procedures for one- and two-story residential, commercial and industrial units. Topics such as estimating procedures for each of these unit, such as pricing methods and bidding practices are covered.

28 PLUMBING CODE I (3) RPT 1
Lecture: 3 hours
Instruction is given in plumbing codes and ordinances that affect rough-in work, in city and county areas. Installation of wastes, vents, cleanouts, traps, gas fittings and gas vents, and water pipe requirements are reviewed.

29 PLUMBING CODE II (3) RPT 1
Lecture: 3 hours
Instruction in the uniform plumbing code that involves the current regulations of water and gas systems, fixture installation, water heaters, building sewers, joints/connections and introduction to appendix "A" and reference standards..

31 BACK FLOW PREVENTION DEVICES (3)
Lecture: 1.5 hours; Lab: 4.5 hours
Fundamentals of cross-connection controls including state and municipal codes, rules and regulations are reviewed in this course. Emphasis is given to laboratory work in operating, testing and maintaining vacuum breakers, double check valves and reduced pressure devices.

33 PLUMBING CODE III (3)
Recommended Preparation: Plumbing 28 and 29 with a grade of "C" or better.
Lab: 3 hours
This course presents in-depth coverage of plumbing standards, including acceptable installation practices and acceptable materials. All standards are based on the current IAPMO uniform plumbing code.

111 INTRODUCTION TO PLUMBING (3)
Lecture: 1 hour; Lab: 6 hours
This is a study of survey of the history of the industry, occupational information, job ethics and career information. Occupational hazards, health and safety practices are reviewed.

112 FUNDAMENTALS OF PLUMBING (3)
Lecture: 3 hours
This course studies fundamentals of plumbing, mathematics and elementary drawings for beginners. Instruction is given in the principles and design of water supply and distribution.

113 BASIC PLUMBING PRINCIPLES AND PRACTICES (6)
Lecture: 3.5 hours; Lab: 7.5 hours
Fundamentals of plumbing are explored in this course. Topics include pipe sizes and calculations, flow in pipe, friction, design, application and general specification of pipes and fittings

121 WORKING DRAWINGS AND LAYOUT I (3)
Recommended Preparation: Plumbing 111, 112 and 113 with a grade of "C" or better.
Lecture: 3 hours
Instruction is provided in applied drafting as related to the plumbing industry. The proper methods and procedures of plan interpretation and application with emphasis on plumbing specifications are reviewed.

122 PLUMBING MATHEMATICS AND PROCEDURES (3)
Recommended Preparation: Plumbing 111, 112 and 113 with a grade of "C" or better.
Lecture: 3 hours
This course studies mathematics as applied to the plumbing industry with emphasis on formulas peculiar to the industry.

123 PLUMBING PRACTICES AND INSTALLATION (6)
Recommended Preparation: Plumbing 111, 112 and 113 with a grade of "C" or better.
Lecture: 1.5 hours; Lab: 13.5 hours
The study and practice of the proper methods and procedures used in installing plumbing fixtures and accessories are explored in this course. Installing, fabricating, and testing fixtures applicable to residential and commercial plumbing are covered.

131 WORKING DRAWINGS II (3)
Recommended Preparation: Plumbing 121, 122, and 123 with a grade of "C" or better.
Lecture: 3 hours
This course is a study of blueprints, plans, and drawings as related to the plumbing trade skills, including the interpretation of applicable code and standards. Basic principles of estimating, including materials and their quantities are reviewed.

132 PLUMBING MATHEMATICS AND PROCEDURES II (3)
Recommended Preparation: Plumbing 121, 122, and 123 with a grade of "C" or better.
Lecture: 1 hour; Lab: 6 hours
Instruction is given in layout procedures involving mensuration and mathematics concerning the plumbing trades. Instruction is given in both layout and design criteria.

133 INSTALLATION AND PLUMBING FIXTURES (6)
Recommended Preparation: Plumbing 121, 122, and 123 with a grade of "C" or better.
Lecture: 3.5 hours; Lab: 7.5 hours
This course covers fabrication and erection of plumbing systems, including the finished plumbing fixture installed and test asper UPC data.

141 ADVANCED LAYOUT AND PROCEDURES (3)
Recommended Preparation: Plumbing 121, 122, and 123 with a grade of "C" or better.
Lecture: 3 hours
Proper methods of layout and installation procedures in fabrication and erection of piping in commercial buildings are reviewed in this course. Local and national codes are also studied.

142 SERVICING OF PLUMBING FIXTURES AND APPLIANCES (3)
Recommended Preparation: Plumbing 121, 122, and 123 with a grade of "C" or better.
Lecture: 1.5 hours; Lab: 4.5 hours
This course focuses on proper methods of repairing plumbing fixtures and appliances. Students are trained in preparing for the repair job and costing the job.

143 PLUMBING CODE I (3)
Recommended Preparation: Plumbing 121, 122, and 123 with a grade of "C" or better.
Lecture: 1.5 hours; Lab: 4.5 hours
This course is a study of the plumbing code as it relates to building with emphasis on the effective use of the code.

144 SPECIAL PURPOSES INSTALLATION (3)
Recommended Preparation: Plumbing 121, 122, and 123 with a grade of "C" or better.
Lecture: 1.5 hours; Lab: 4.5 hours
Fabrication and erection of piping for the proper installation of special appliances and fixtures are studied in this course. Special methods used in the construction of these fixtures as well as special testing procedures are also reviewed.

145 PLUMBING INSTALLATION AND SERVICE (3)
Recommended Preparation: Plumbing 112 with a grade of "C" or better.
Lecture: 1.5 hours; Lab: 4.5 hours
This course is an introduction to plumbing system that involves both design and the installation of small segments of water, gas. Plumbing service work is assessed and practical application experience is provided.

246 PRINCIPLES AND PRACTICES OF PLUMBING DESIGN AND LAYOUT (4)
Lecture: 2.5 hours; Lab: 4.5 hours
Students are trained on skills such as measuring with an architect's scale, construction drawings that include piping layout, fixture layout, disability requirements, orthographic drawings, and basic isometric drawings.

250 DESIGN AND CONSTRUCTION SPECIALTIES (4)
Lecture: 2.5 hours; Lab: 4.5 hours
Instruction is given in plumbing layout drawing, blueprint reading, principles and practices of water supply and distribution, special waste piping practices, use of elementary back-flow prevention devices, plumbing installation techniques, introductory principles and practices of solar domestic water heating.

PIPING TECHNOLOGY
COURSE DESCRIPTIONS

174 PLUMBING DRAFTING AND DESIGN (4)
Lecture: 2.5 hours; Lab: 4.5 hours
This course emphasizes on principles, sizing and layout of sanitary waste and vent systems, hot and cold water systems and gas distribution systems, selection and specification of fixtures and plumbing system accessory devices.


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