Pamphlet 85 Plumber/Pipefitter
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Pamphlet 621-85

15 Aug 1983

(Change 1)

APPENDIX A

Work Process Schedule for the Trade of

Plumber/Pipefitter

DOT Code: 862.381.030

AIMS Symbol: 0432

Element Work Processes Hours
A Care and Use of Tools and Materials-- (1) Use and operation of tools. (2) Maintaining tools and equipment. (3) Identifying piping and fittings. 200
B Preparation of Tools, Equipment, and Materials for Plumbing and Heating -- (1) Selecting cast iron, galvanized, copper tubing, and plastic piping for roughing in and finish work. (2) Loading required materials and equipment. (3) Unloading at job site using safety precautions and care in not damaging equipment and materials. 350
C Installing Cast Iron Pipe-- (1) Selecting and using proper tools for yarning oakum, caulking lead joints, and connecting hubless pipe. (2) Operating and maintaining several types of furnaces (gasoline, kerosene, bottle gas, etc.) in melting pig lead using established safety precautions. (3) Using safety measures in handling molten pig lead required in pouring joints. (4) Checking for presence of water to avoid danger when pouring molten lead. (5) Connecting hubless pipe with neoprene sleeve and stainless steel collar. (6) Test waste system for leaks. 850
D Drainage Piping and Fitting-- (1) Determining kinds of pipe used underground, from building to sewer line. (2) Installing cast iron, steel, or terra cotta piping. (3) Pitching (elevating) pipe for proper drainage using recessed drainage fittings as required by specifications and determining number of fixtures premissible on certain size waste lines. 850
E Venting-- (1) Learning the application and importance of venting. (2) Installing main and branch venting, back venting, and reventing in accordance with specifications. 350
F Pipe Cutting, Reaming, Threading and Flanging-- (1) Setting up and operating threading machine. (2) Using hand cutters. (3) Using taps and reamers. (4) Operating power drills. 650
G Installation and Maintenance of Steam and Hot Water Heating Systems-- (1) Fabrication of piping. (2) Cutting and patching walls. (3) Operating and testing for leaks. (4) Repairing and replacing components. 1350
H Power and Industrial Process Piping-- (1) Fabricating and installing of high pressure and special alloy piping. (2) Welding pipe. (3) Detailed testing prior to operation of systems. 750
I High and Low Pressure Boilers-- (1) Installing boilers. (2) Fabricating and installing piping for boilers. (3) Testing and placing in operation. 850
J Hot and Cold Water Systems for Domestic Purposes-- (1) Measuring and cutting pipes to specifications. (2) Sweating, flaring and compressing copper joints. (3) Measuring, cutting, and threading galvanized pipe. (4) Solvent welding joints (plastic pipe). (5) Selecting fittings and installing valves. (6) Installing in accordance with specifications and standards. 250
K Gas System Appliances-- (1) Selecting proper piping. (2) Measuring, cutting, and threading pipe. (3) Application of unions and joints. (4) Testing for leaks. (5) Venting in accordance with accepted code standards. 250
L Single Fixture Installations-- (1) Installing commodes, bath tubs, sinks, and urinals. (2) Control of direct and indirect siphonage. (3) Set hanger support. (4) Hanging, fastening, connecting and testing. (5) Repair valves and fixture control devices. 650
M Water Heater Installation-- (1) Disconnecting old heater on replacement job. (2) Installing and connecting new heater in conformance with new specification. (3) Venting new units in accordance with specifications. 650
Grand Total 8000

Special Instructions: Work processes completed in a state or federally recognized apprenticeship program will be accepted upon presentation of proper documentation to the appropriate service school.

Appendix B

Schedule of Related Instruction for the Trade of

Plumber/Pipefitter

DOT Code: 862.381.030

AIMS Symbol: 0432

A total of 576 hours of related instruction is required in order to complete this program. Related instruction credit may be awarded individuals registered in the trade of Plumber/Pipefitter taken from an accredited institution, providing the courses are similar to the courses taken for a Plumber/Pipefitter program in a community college/vocational school.

End of Pamphlet 621-85 Plumber/Pipefitter

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