1. Install underground storm, sanitary, or water piping systems, extending piping as needed to connect fixtures and plumbing.

1. Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.

1. Install pipe assemblies, fittings, valves, appliances such as dishwashers or water heaters, or fixtures such as sinks or toilets, using hand or power tools.

1. Anchor steel supports from ceiling joists to hold pipes in place.

1. Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.

1. Install pipe systems to support alternative energy-fueled systems, such as geothermal heating or cooling systems.

1. Shut off steam, water, or other gases or liquids from pipe sections, using valve keys or wrenches.

1. Modify, clean, or maintain pipe systems, units, fittings, or related machines or equipment, using hand or power tools.

1. Maintain or repair plumbing by replacing defective washers, replacing or mending broken pipes, or opening clogged drains.

1. Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.

1. Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.

1. Weld small pipes or special piping, using specialized techniques, equipment, or materials, such as computer-assisted welding or microchip fabrication.

1. Locate and mark the position of pipe installations, connections, passage holes, or fixtures in structures, using measuring instruments such as rulers or levels.

1. Locate and mark the position of pipe installations, connections, passage holes, or fixtures in structures, using measuring instruments such as rulers or levels.

1. Lay out full scale drawings of pipe systems, supports, or related equipment, according to blueprints.

1. Cut, thread, or hammer pipes to specifications, using tools such as saws, cutting torches, pipe threaders, or pipe benders.

1. Cut, thread, or hammer pipes to specifications, using tools such as saws, cutting torches, pipe threaders, or pipe benders.

1. Plan pipe system layout, installation, or repair, according to specifications.

1. Fill pipes or plumbing fixtures with water or air and observe pressure gauges to detect and locate leaks.
2. Inspect, examine, or test installed systems or pipe lines, using pressure gauge, hydrostatic testing, observation, or other methods.

1. Review blueprints, building codes, or specifications to determine work details or procedures.

1. Select pipe sizes, types, or related materials, such as supports, hangers, or hydraulic cylinders, according to specifications.

1. Direct helpers engaged in pipe cutting, preassembly, or installation of plumbing systems or components.

1. Modify, clean, or maintain pipe systems, units, fittings, or related machines or equipment, using hand or power tools.

1. Estimate time, material, or labor costs for use in project plans.

1. Estimate time, material, or labor costs for use in project plans.

1. Install automatic controls to regulate pipe systems.

1. Keep records of work assignments.

1. 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.

1. Repair or remove and replace system components.
2. Repair hydraulic or air pumps.

1. Repair or remove and replace system components.

1. Repair or remove and replace system components.

1. Cut openings in structures to accommodate pipes or pipe fittings, using hand or power tools.

1. Inspect work sites for obstructions or holes that could cause structural weakness.

1. Install green plumbing equipment, such as faucet flow restrictors, dual-flush or pressure-assisted flush toilets, or tankless hot water heaters.
2. Install fixtures, appliances, or equipment designed to reduce water or energy consumption.

1. Operate motorized pumps to remove water from flooded manholes, basements, or facility floors.

Demonstrate safe work practices, PPE usage, fall protection, ladder safety, trenching awareness, hazard communication, and OSHA regulations applicable to residential plumbing.

Identify plumbing tools, pipe materials, fittings, measurements, blueprint symbols, and perform trade-related mathematical calculations.

Interpret residential plumbing plans, understand the International Plumbing Code (IPC), identify symbols, fixture locations, and code requirements.

Install drainage, waste and vent systems, sewer piping, underground rough-ins, slope calculations, cleanouts, and perform testing procedures.

Install copper, PEX, CPVC and water service piping, valves, supports, pressure testing and basic troubleshooting.

Perform complete plumbing rough-ins according to code, install water, drain, vent and gas piping systems.

Complete top-out installations, fixture connections, trim-out procedures and final inspections.

Install and troubleshoot gas piping, tank and tankless water heaters, combustion air requirements and venting.

Conduct pressure tests, DWV testing, inspection preparation and code compliance verification.

Complete work documentation, communicate professionally with customers, utilize company software and maintain job records.

Diagnose residential plumbing systems using systematic troubleshooting procedures.

Perform drain cleaning, sewer camera inspections, locate blockages and recommend corrective actions.

Install and service pumps, pressure regulators, expansion tanks, water treatment equipment and specialty fixtures.

Understand commercial plumbing systems, larger DWV systems, commercial fixtures and code differences.

Develop material takeoffs, estimate labor requirements, understand productivity and cost control.

Apply advanced International Plumbing Code requirements to residential and light commercial installations.

Demonstrate leadership, communication, conflict resolution, mentoring and crew management skills.

Coordinate scheduling, materials, inspections, subcontractors and project completion.

Demonstrate professionalism, ethics, safety leadership and customer relations while preparing for journeyman responsibilities.

Review plumbing code, calculations, practical applications and licensing examination topics.