Unit of competency Outline

Date retreived
22/07/2026 8:10 PM AWST

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Test and commission water distribution systems

Test and commission water distribution systems

Unit of competency
National Code
NWPNET044
State Code
AVY59
TGA Status
Replaced
DTWD Status
Transition (Replaced)
Current Release Number
1.00
Current Release Date
07/12/2015
View on TGA
State Implementation and Classification
Approved Date
15/04/2016
Field of Education
030717 - Plant And Machine Operations
Original Release Date
15/04/2016
Nominal Hours
40
Description
This unit of competency describes the skills required to plan and implement the testing and commissioning of water distribution systems. The ability to interpret technical information, identify and assess hazards and perform technical testing procedures is essential to performance.This unit applies to those working as field staff and operators with specific responsibility for commissioning water distribution systems, post-installation or repair, and for ensuring that the functioning of the system complies with relevant specifications and organisational requirements.The skills and knowledge described in this unit must be applied within the legislative, regulatory and policy environment in which they are carried out. Organisational policies and procedures must be consulted and adhered to, particularly those related to WHS.Those undertaking this unit would work under indirect supervision, while performing routine tasks, in a familiar context, ensuring minimum damage to the environment. No licensing, legislative or certification requirements apply to unit at the time of publication.
Notes
Elements and Performance Criteria
1. Plan and prepare for testing and commissioning
  • 1.1 Check plans to locate features and the section to be tested.
  • 1.2 Identify and interpret the system operation requirements.
  • 1.3 Check and schedule vacuum testing and commissioning tasks.
  • 1.4 Identify and assess potential hazards and take required preventative measures.
  • 1.5 Select and use tools and equipment.
  • 1.6 Check testing equipment for accuracy and identify and correct malfunctions.
2. Maintain water system hygiene
  • 2.1 Arrange disinfection.
  • 2.2 Clean the relevant section of the distribution system.
  • 2.3 Dispose of flushing.
3. Test the pipeline system
  • 3.1 Test equipment by determining the correct test pressure for the pipeline and by fitting gauges of the correct range.
  • 3.2 Locate and report failed pipes, joints and fittings and reschedule testing.
  • 3.3 Vacuum test concrete access chambers.
4. Commission the distribution system
  • 4.1 Ensure the distribution system is operational.
  • 4.2 Check, maintain and store equipment, tools and materials.
  • 4.3 Restore the work site.
5. Record and report results
  • 5.1 Maintain workplace and calibration records and certificates.
  • 5.2 Collect and store all testing and compliance results.
No information
No information
Replaces
State Code National Code Title Type
D1894 NWP309B Test and commission water distribution systems Unit of competency
Replaced By
State Code National Code Title Type
OBN78 NWPNET053 Test and commission water distribution systems Unit of competency
State Code National Code Title Type
AYW7 NWP30215 Certificate III in Water Industry Operations Qualification