Apprentices complete a required number of hours
in on-the-job training and related instruction.
in on-the-job training and related instruction.
Pipe Fitter
Anonymous
National (OA)
Work Process Content
On the Job Training
Anonymous
Hours do not meet minimum OA standard for this occupation
5.2K
OJT hours
Install plumbing or piping.
1
400
Install plumbing or piping.
1
400
- Install underground storm, sanitary, or water piping systems, extending piping as needed to connect fixtures and plumbing.
Install plumbing or piping.
1
400
Install plumbing or piping.
1
400
- Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.
Install plumbing or piping.
1
300
Install plumbing or piping.
1
300
- Install pipe assemblies, fittings, valves, appliances such as dishwashers or water heaters, or fixtures such as sinks or toilets, using hand or power tools.
Install plumbing or piping.
1
300
Install plumbing or piping.
1
300
- Anchor steel supports from ceiling joists to hold pipes in place.
Install plumbing or piping.
1
300
Install plumbing or piping.
1
300
- Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.
Install plumbing or piping.
1
300
Install plumbing or piping.
1
300
- Install pipe systems to support alternative energy-fueled systems, such as geothermal heating or cooling systems.
Maintain plumbing structures or fixtures.
1
200
Maintain plumbing structures or fixtures.
1
200
- Shut off steam, water, or other gases or liquids from pipe sections, using valve keys or wrenches.
Maintain plumbing structures or fixtures.
1
300
Maintain plumbing structures or fixtures.
1
300
- Modify, clean, or maintain pipe systems, units, fittings, or related machines or equipment, using hand or power tools.
Maintain plumbing structures or fixtures.
1
300
Maintain plumbing structures or fixtures.
1
300
- Maintain or repair plumbing by replacing defective washers, replacing or mending broken pipes, or opening clogged drains.
Weld metal components.
1
200
Weld metal components.
1
200
- Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.
Weld metal components.
1
200
Weld metal components.
1
200
- Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.
Weld metal components.
1
200
Weld metal components.
1
200
- Weld small pipes or special piping, using specialized techniques, equipment, or materials, such as computer-assisted welding or microchip fabrication.
Mark reference points on construction materials.
1
200
Mark reference points on construction materials.
1
200
- Locate and mark the position of pipe installations, connections, passage holes, or fixtures in structures, using measuring instruments such as rulers or levels.
Measure materials or objects for installation or assembly.
1
200
Measure materials or objects for installation or assembly.
1
200
- Locate and mark the position of pipe installations, connections, passage holes, or fixtures in structures, using measuring instruments such as rulers or levels.
Create construction or installation diagrams.
1
200
Create construction or installation diagrams.
1
200
- Lay out full scale drawings of pipe systems, supports, or related equipment, according to blueprints.
Cut metal components for installation.
1
200
Cut metal components for installation.
1
200
- Cut, thread, or hammer pipes to specifications, using tools such as saws, cutting torches, pipe threaders, or pipe benders.
Fabricate parts or components.
1
200
Fabricate parts or components.
1
200
- Cut, thread, or hammer pipes to specifications, using tools such as saws, cutting torches, pipe threaders, or pipe benders.
Plan layout of construction, installation, or repairs.
1
300
Plan layout of construction, installation, or repairs.
1
300
- Plan pipe system layout, installation, or repair, according to specifications.
Inspect plumbing systems or fixtures.
1
250
Inspect plumbing systems or fixtures.
1
250
- Fill pipes or plumbing fixtures with water or air and observe pressure gauges to detect and locate leaks.
Inspect plumbing systems or fixtures.
1
250
Inspect plumbing systems or fixtures.
1
250
- Inspect, examine, or test installed systems or pipe lines, using pressure gauge, hydrostatic testing, observation, or other methods.
Review blueprints or specifications to determine work requirements.
1
200
Review blueprints or specifications to determine work requirements.
1
200
- Review blueprints, building codes, or specifications to determine work details or procedures.
Select construction materials.
1
200
Select construction materials.
1
200
- Select pipe sizes, types, or related materials, such as supports, hangers, or hydraulic cylinders, according to specifications.
Direct construction or extraction personnel.
1
200
Direct construction or extraction personnel.
1
200
- Direct helpers engaged in pipe cutting, preassembly, or installation of plumbing systems or components.
Clean equipment or facilities.
1
200
Clean equipment or facilities.
1
200
- Modify, clean, or maintain pipe systems, units, fittings, or related machines or equipment, using hand or power tools.
Estimate construction project costs.
1
200
Estimate construction project costs.
1
200
- Estimate time, material, or labor costs for use in project plans.
Estimate construction project labor requirements.
1
200
Estimate construction project labor requirements.
1
200
- Estimate time, material, or labor costs for use in project plans.
Install gauges or controls.
1
200
Install gauges or controls.
1
200
- Install automatic controls to regulate pipe systems.
Record operational or environmental data.
1
100
Record operational or environmental data.
1
100
- Keep records of work assignments.
Inspect work sites to determine condition or necessary repairs.
1
200
Inspect work sites to determine condition or necessary repairs.
1
200
- Inspect structures to assess material or equipment needs, to establish the sequence of pipe installations, or to plan installation around obstructions, such as electrical wiring.
Repair worn, damaged, or defective mechanical parts.
1
300
Repair worn, damaged, or defective mechanical parts.
1
300
- Repair or remove and replace system components.
Repair worn, damaged, or defective mechanical parts.
1
300
Repair worn, damaged, or defective mechanical parts.
1
300
- Repair hydraulic or air pumps.
Remove parts or components from equipment.
1
100
Remove parts or components from equipment.
1
100
- Repair or remove and replace system components.
Replace worn, damaged, or defective mechanical parts.
1
100
Replace worn, damaged, or defective mechanical parts.
1
100
- Repair or remove and replace system components.
Cut openings in existing structures.
1
200
Cut openings in existing structures.
1
200
- Cut openings in structures to accommodate pipes or pipe fittings, using hand or power tools.
Inspect work sites to identify potential environmental or safety hazards.
1
100
Inspect work sites to identify potential environmental or safety hazards.
1
100
- Inspect work sites for obstructions or holes that could cause structural weakness.
Install green plumbing or water handling systems.
1
200
Install green plumbing or water handling systems.
1
200
- Install green plumbing equipment, such as faucet flow restrictors, dual-flush or pressure-assisted flush toilets, or tankless hot water heaters.
Install green plumbing or water handling systems.
1
200
Install green plumbing or water handling systems.
1
200
- Install fixtures, appliances, or equipment designed to reduce water or energy consumption.
Operate pumps or compressors.
1
100
Operate pumps or compressors.
1
100
- Operate motorized pumps to remove water from flooded manholes, basements, or facility floors.
Related Instruction Content
Training Provider(s):
590
RI hours
Orientation to the Pipefitting Craft
5
Orientation to the Pipefitting Craft
5
Pipefitting Hand Tools
20
Pipefitting Hand Tools
20
Pipefitting Power Tools
15
Pipefitting Power Tools
15
Oxyfuel Cutting
17
Oxyfuel Cutting
17
Ladders and Scaffolds
12
Ladders and Scaffolds
12
Motorized Equipment One
10
Motorized Equipment One
10
Piping Systems
5
Piping Systems
5
Drawings and Detail Sheets
15
Drawings and Detail Sheets
15
Identifying and Installing Valves
20
Identifying and Installing Valves
20
Pipefitting Trade Math
15
Pipefitting Trade Math
15
Threaded Pipe Fabrication
15
Threaded Pipe Fabrication
15
Socket-Weld Pipe Fabrication
25
Socket-Weld Pipe Fabrication
25
Butt-Weld Pipe Fabrication
37
Butt-Weld Pipe Fabrication
37
Excavations
10
Excavations
10
Underground Pipe Installation
20
Underground Pipe Installation
20
Introduction to Basic Rigging
7
Introduction to Basic Rigging
7
Rigging Practices
15
Rigging Practices
15
Standards and Specifications
10
Standards and Specifications
10
Advanced Trade Math
25
Advanced Trade Math
25
Motorized Equipment Two
10
Motorized Equipment Two
10
Introduction to Aboveground Pipe Installation
25
Introduction to Aboveground Pipe Installation
25
Field Routing and Vessel Trim
15
Field Routing and Vessel Trim
15
Pipe Hangers and Supports
25
Pipe Hangers and Supports
25
Testing Piping Systems and Equipment
20
Testing Piping Systems and Equipment
20
Advanced Blueprint Reading
50
Advanced Blueprint Reading
50
Advanced Pipe Fabrication
50
Advanced Pipe Fabrication
50
Stress Relieving and Aligning
10
Stress Relieving and Aligning
10
In-Line Specialties
20
In-Line Specialties
20
Special Piping
25
Special Piping
25
Hot Taps
10
Hot Taps
10
Maintaining Valves
10
Maintaining Valves
10
Fundamentals of Crew Leadership
22
Fundamentals of Crew Leadership
22