Unit of competency Outline

Date retreived
22/07/2026 9:06 AM AWST

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Operate and control liquefied chlorine gas disinfection

Operate and control liquefied chlorine gas disinfection

Unit of competency
National Code
NWPTRT013
State Code
AVY21
TGA Status
Replaced
DTWD Status
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
030907 - Water And Sanitary Engineering
Original Release Date
15/04/2016
Nominal Hours
35
Description
This unit describes the skills required to monitor and operate liquefied chlorine gas disinfection systems and report on process quality control whilst working safely. This includes being able to demonstrate correct use of self-contained breathing apparatus. This unit applies to those working as operational staff with specific responsibility for disconnecting and connecting liquefied chlorine gas containers in water and wastewater treatment plants.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 including WHS and handling dangerous goods. Those undertaking this unit would work under supervision, while performing routine tasks, in a range of familiar contexts.No licensing, legislative or certification requirements apply to unit at the time of publication.
Notes
Elements and Performance Criteria
1. Prepare to work with liquefied chlorine gas
  • 1.1 Check work procedures and instructions for compliance.
  • 1.2 Check hazard signage for compliance.
  • 1.3 Select and check tools and equipment.
  • 1.4 Check first aid provisions for potential liquefied chlorine gas exposure hazards.
  • 1.5 Select, fit and use personal protective equipment.
2. Perform liquefied chlorine gas container changeover procedures
  • 2.1 Obtain and handle liquefied chlorine gas containers from the correct storage area.
  • 2.2 Conduct connection and disconnection procedures for chlorine gas draw or chlorine liquid draw systems.
  • 2.3 Move depleted containers within storage area.
  • 2.4 Check and store tools and equipment.
3. Monitor process performance
  • 3.1 Conduct and perform process tests and compare performance to process operational requirements.
  • 3.2 Set critical control point dosing points according to organisation procedures.
  • 3.3 Maintain and monitor relevant WHS requirements.
  • 3.4 Make process adjustments as required to maintain effectiveness of the disinfection system.
4. Complete documentation
  • 4.1 Collect and record process data.
  • 4.2 Report observations outside defined parameters for further action.
No information
No information
Replaced By
State Code National Code Title Type
OBN76 NWPTRT007 Monitor and operate liquefied chlorine gas disinfection processes Unit of competency
State Code National Code Title Type
AYW4 NWP20115 Certificate II in Water Industry Operations Qualification