Unit of competency Outline

Date retreived
22/07/2026 6:02 PM AWST

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Install drainage systems

Install drainage systems

Unit of competency
National Code
AHCDRG305
State Code
OBK09
TGA Status
Current
DTWD Status
Approved
Current Release Number
1.00
Current Release Date
21/10/2019
View on TGA
State Implementation and Classification
Approved Date
28/01/2020
Field of Education
030907 - Water And Sanitary Engineering
Original Release Date
28/01/2020
Nominal Hours
45
Description
This unit of competency describes the skills and knowledge required to prepare, coordinate, undertake and complete surface and subsurface drainage system installation.The unit applies to individuals who install drainage systems under broad direction and take responsibility for their own work.No licensing, legislative or certification requirements to apply to this unit at the time of publication.
Notes
Elements and Performance Criteria
1. Prepare for drainage system installation activities
  • 1.1 Confirm activity to be undertaken, including identifying potential hazards and risks and implementing safe working practices to manage risks
  • 1.2 Identify drainage system construction site
  • 1.3 Select required materials, tools, equipment and machinery and complete safe operation and pre-operation checks
  • 1.4 Select, fit, use and maintain personal protective equipment applicable to the task
2. Coordinate installation work
  • 2.1 Schedule work tasks in a sequential, timely and effective manner
  • 2.2 Identify environmental considerations of drainage installation activities
  • 2.3 Maintain a clean and safe work area throughout work
3. Prepare the site for installation of drainage system
  • 3.1 Interpret symbols and terminology to ensure drainage system plan is clearly understood
  • 3.2 Identify layout of services, check depths and report discrepancies
  • 3.3 Complete survey, measurement and marking out of site and confirm soil characteristics relevant to the system
4. Undertake installation of drainage system
  • 4.1 Complete excavations without damage to services, facilities, features and established plants
  • 4.2 Install drainage system to plan specifications
  • 4.3 Test drainage system configuration, flow rates and capacity
  • 4.4 Confirm remedial action to be taken when the drainage system operation does not meet the plan specifications
5. Complete installation of drainage system
  • 5.1 Finish earthworks to the required specifications
  • 5.2 Restore site and remove and dispose of waste material
  • 5.3 Clean, maintain and store tools, equipment and machinery
  • 5.4 Record work outcomes and report works as per the executed drawings, including adjustments
No information
No information
Replaces
State Code National Code Title Type
BAO94 AHCDRG301 Install drainage systems Unit of competency