Unit Code Unit Title
PLB-06 Install and Maintain Gas Piping Systems

Nominal Hours: 30
Unit Descriptor:
Covers installation, testing, and maintenance of gas piping systems (regionally applicable).

Elements | Performance Criteria

Elements Performance Criteria
1. Plan gas piping installation 1.1 Interpret plans and codes.
1.2 Select pipes, valves, and fittings.
1.3 Lay out system for installation.
2. Install gas piping systems 2.1 Cut, join, and fit pipes and fittings.
2.2 Install valves, regulators, meters.
2.3 Ensure correct pressure and support.
3. Test and maintain gas systems 3.1 Perform leak and pressure tests.
3.2 Inspect for leaks, corrosion, or faults.
3.3 Repair or replace components as needed.

Range of Variables

Variables Range
Materials Steel, copper, CSST, PE (as permitted by code).
Fittings Valves, unions, elbows, tees, regulators, meters.
Testing Soap test, pressure test, leak detection, visual inspection.

Evidence Guide

Area Details
1. Critical aspects of competency Installs, tests, and maintains gas piping systems to code.
2. Underpinning knowledge Gas principles, materials, installation standards, safety, testing.
3. Underpinning Skills Pipe joining, valve installation, leak testing, troubleshooting.
4. Underpinning attitudes Safety, compliance, attention to detail, responsibility.
5. Resource Implications Gas piping materials, tools, test equipment, plans.
6. Methods of Assessment Practical demonstration, inspection, questioning, supervisor feedback.
7. Context of Assessment Real/simulated site with gas piping installation and testing.

Foundation skills

Skills DESCRIPTION
Numeracy Measure, calculate pressure, pipe lengths.
Problem Solving Diagnose and repair leaks or pressure issues.
Planning/Organizing Sequence installation and testing tasks.

Target Audience

Target Audience Description
Plumbing apprentices, workers Individuals installing and maintaining gas piping systems.

Recognition of Prior Learning (RPL)

RPL Available Yes

Pre-Requisit

Pre-Requisite None