Unit of competency Outline

Date retreived
22/07/2026 10:29 PM AWST

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Repair and replace valleys, valley irons and flashings

Repair and replace valleys, valley irons and flashings

Unit of competency
National Code
CPCCRT3003
State Code
OCP89
TGA Status
Current
DTWD Status
Approved
Current Release Number
2.00
Current Release Date
24/12/2024
View on TGA
State Implementation and Classification
Approved Date
01/06/2021
Field of Education
040315 - Roof Fixing
Original Release Date
01/06/2021
Nominal Hours
8
Description
This unit of competency specifies the skills and knowledge required to repair and replace valley roof sections and flashings on different types and styles of tiled roof structures.It includes the preparation, set out, repair, replacement and pointing of tiles to valley sections of roof structures.A person working at this level would be expected to take responsibility for organising and completing tasks assigned to them without close supervision.Completion of the general construction induction training program specified by the model Code of Practice for Construction Work is required for any person who is to carry out construction work. Achievement of unit CPCWHS1001Prepare to work safely in the construction industry meets this requirement.No licensing, legislative or certification requirements apply to this unit at the time of publication.
Notes
Elements and Performance Criteria
1 Plan and prepare to repair and replace valleys, valley irons and flashings.
  • 1.1 Read and interpret work instructions and plan sequence of work.
  • 1.2 Plan all work to comply with laws and regulations, the National Construction Code (NCC), Australian Standards, work health and safety (WHS) and environmental requirements, manufacturers’ specifications and workplace requirements.
  • 1.3 Select and use personal protective equipment (PPE) for each stage of the task.
  • 1.4 Inspect work site, assess hazards and apply risk controls, including required signage and barricades.
  • 1.5 Select tools and equipment, check for serviceability and report any faults.
  • 1.6 Select materials required for task, calculate quantities, handle safely and prepare and position ready for use.
2 Prepare valley section for repair.
  • 2.1 Locate damaged area from plans and specifications.
  • 2.2 Check that fall safety devices have been installed correctly.
  • 2.3 Identify tiles to be repaired or replaced from a removed sample.
  • 2.4 Remove damaged tiles with minimum disturbance to remaining roof tiles.
  • 2.5 Relocate existing tiles to blend aesthetically with new tiles.
  • 2.6 Remove pointing or bedding over valley irons, flashings and affected roof tiles without damage.
  • 2.7 Clean damaged area and remove waste.
  • 2.8 Check roof structure valleys and flashing installations for soundness and adequacy.
3 Repair valley sections.
  • 3.1 Repair/replace damaged structural components of valley section of roof.
  • 3.2 Replace/install roof tie down fixings to roof structure.
  • 3.3 Fabricate and install valley flashings.
4 Install roof tiles to valley and flashing sections.
  • 4.1 Inspect each replacement tile for match to original tiles.
  • 4.2 Mix bedding to Australian Standards.
  • 4.3 Lay tiles to existing design, gauge, alignment and bond specifications.
5 Apply bedding and pointing material.
  • 5.1 Apply bedding and pointing/storm seal material to Australian Standards.
  • 5.2 Point joints/collars to match finish to existing surrounds.
6 Clean up.
  • 6.1 Remove loose material from roof tile surface, clear work area, dispose of materials, and reuse or recycle in compliance with legislation, regulations and codes of practice.
  • 6.2 Clean, check, maintain and store tools and equipment in accordance with manufacturers’ specifications.
No information
No information
Replaces
State Code National Code Title Type
WE991 CPCCRT3003B Repair and replace valleys, valley irons and flashings Unit of competency
State Code National Code Title Type
BGD4 CPC30820 Certificate III in Roof Tiling Qualification