Unit of competency Outline

Date retreived
22/07/2026 3:29 PM AWST

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Install on-site domestic wastewater treatment plants and disposal systems

Install on-site domestic wastewater treatment plants and disposal systems

Unit of competency
National Code
CPCPDR3023
State Code
OCO47
TGA Status
Current
DTWD Status
Approved
Current Release Number
2.00
Current Release Date
09/12/2021
View on TGA
State Implementation and Classification
Approved Date
01/06/2021
Field of Education
040327 - Plumbing
Original Release Date
01/06/2021
Nominal Hours
25
Description
This unit specifies the skills and knowledge required to install an approved prefabricated wastewater treatment plant and on-site effluent disposal. In some jurisdictions, this unit of competency may form part of accreditation, licensing, legislative, regulatory or certification requirements.
Notes
Elements and Performance Criteria
1 Prepare the work.
  • 1.1 Access, read and determine treatment plant and disposal system type installation requirements from relevant job plans and specifications, codes Australian standards, manufacturer’s specifications and jurisdictional requirements.
  • 1.2 Identify and apply workplace policies and procedures, work health and safety (WHS) and environmental requirements.
  • 1.3 Create a materials list and collect materials.
  • 1.4 Select and check serviceability of appropriate tools and equipment including personal protective equipment (PPE).
2 Install treatment plant and disposal system.
  • 2.1 Set out and excavate site to required depth.
  • 2.2 Prepare the excavated base for installation.
  • 2.3 Install a treatment plant and on-site disposal system.
3 Clean up.
  • 3.1 Clear the work area, and dispose of, reuse or recycle materials in accordance with state and territory legislation and workplace policies and procedures.
  • 3.2 Clean tools and equipment, check for serviceability and report any damage, and store and secure.
No information
No information
Replaces
State Code National Code Title Type
WF857 CPCPDR2022A Install domestic treatment plants Unit of competency
WF864 CPCPDR3023A Install on-site disposal systems Unit of competency