Modification History
Prerequisite unit updated
Changes to descriptor, performance criteria, required skills and knowledge, range statement and critical aspects
Not equivalent to CPCPGS3032A
Unit Descriptor
This unit of competency specifies the outcomes required to size consumer gas piping carrying natural gas (NG), liquefied petroleum gas (LPG) or tempered liquefied petroleum gas (TLPG) not exceeding 200kPa.
Application of the Unit
Site location for work application may be either a workplace or customer’s premises.
Licensing/Regulatory Information
In some jurisdictions, this unit of competency may form part of accreditation, licensing, legislative, regulatory or certification requirements.
Pre-Requisites
CPCPCM2043A |
Carry out WHS requirements |
Employability Skills Information
This unit contains employability skills.
Elements and Performance Criteria Pre-Content
Elements describe the essential outcomes of a unit of competency. |
Performance criteria describe the performance needed to demonstrate achievement of the element. Where bold italicised text is used, further information is detailed in the required skills and knowledge section and the range statement. Assessment of performance is to be consistent with the evidence guide. |
Elements and Performance Criteria
1 |
Identify job requirements. |
1.1 |
Installation requirements are determined from plans, load and specifications or site inspection. |
1.2 |
Work health and safety (WHS) and environmental requirements associated with sizing consumer piping systems are adhered to throughout the work. |
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1.3 |
Quality assurance requirements for company operations are identified and adhered to. |
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1.4 |
Piping materials are selected in compliance with appropriate standards, workplace and statutory and regulatory authorities’ requirements. |
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1.5 |
Gas loads and pipe lengths or instructions are calculated and determined from design drawings, instructions or site inspection. |
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1.6 |
Sustainability principles and concepts are applied throughout the sizing process. |
2 |
Size gas piping systems. |
2.1 |
Pressure drop is selected according to standards, regulating authorities' requirements, specifications and workplace requirements after authorities have been contacted for information regarding capacity of gas main and available meter outlet pressure. |
2.2 |
Appropriate sizing table is selected for gas supply type, piping material and pressure drop. |
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2.3 |
Sizing procedure is undertaken consistent with standards, regulating authorities' requirements, specifications, manufacturer requirements and workplace requirements. |
3 |
Clean up. |
3.1 |
Work area is cleared. |
3.2 |
Information is accessed and documentation completed according to workplace requirements. |
Required Skills and Knowledge
This section describes the skills and knowledge required for this unit. |
Required skills |
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Required knowledge |
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Evidence Guide
The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required skills and knowledge, range statement and the Assessment Guidelines for the Training Package. |
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Overview of assessment |
This unit of competency could be assessed in the workplace or a close simulation of the workplace environment providing that simulated or project-based assessment techniques fully replicate plumbing and services workplace conditions, materials, activities, responsibilities and procedures. |
Critical aspects for assessment and evidence required to demonstrate competency in this unit |
A person who demonstrates competency in this unit must be able to provide evidence of:
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Context of and specific resources for assessment |
This competency is to be assessed using standard and authorised work practices, safety requirements and environmental constraints. Assessment of essential underpinning knowledge will usually be conducted in an off-site context. Assessment is to comply with relevant regulatory or Australian standards' requirements. Resource implications for assessment include:
Reasonable adjustments for people with disabilities must be made to assessment processes where required. This could include access to modified equipment and other physical resources, and the provision of appropriate assessment support. |
Method of assessment |
Assessment methods must:
Validity and sufficiency of evidence requires that:
Assessment processes and techniques should as far as is practical take into account the language, literacy and numeracy capacity of the candidate in relation to the competency being assessed. Supplementary evidence of competency may be obtained from relevant authenticated documentation from third parties, such as existing supervisors, team leaders or specialist training staff. |
Range Statement
The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included. |
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Work health and safety is to be according to commonwealth, state and territory legislation and regulations and may include: |
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Environmental requirements may include: |
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Quality assurance requirements may include: |
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Statutory and regulatory authorities include: |
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Sustainability principles and concepts : |
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Information may include: |
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Unit Sector(s)
Functional area |
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Unit sector |
Plumbing and services |
Custom Content Section
Not applicable.