Unit of competency Outline

Date retreived
22/07/2026 12:38 PM AWST

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Construct, assemble and install composite external stairs

Construct, assemble and install composite external stairs

Unit of competency
National Code
CPCCJS3006
State Code
OCQ19
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
040311 - Carpentry And Joinery
Original Release Date
01/06/2021
Nominal Hours
24
Description
This unit of competency specifies the skills and knowledge required to construct and install stairs with one or more flights incorporating composite components, meeting all relevant requirements of the National Construction Code (NCC), Australian Standards, work health and safety (WHS), and Commonwealth and state or territory legislation. It includes installing treads, stringers, handrails and balustrades fabricated from composite (non-timber) materials.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 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.
  • 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, workplace requirements, drawings and specifications.
  • 1.3 Select tools and equipment, check for serviceability and report any faults.
  • 1.4 Select and use personal protective equipment (PPE) for each part of the task.
  • 1.5 Inspect work site, locate services, assess hazards and apply risk controls, including required signage and barricades.
  • 1.6 Select materials required for task, calculate quantities, handle safely and prepare and position ready for use.
2 Set out stair components.
  • 2.1 Determine exit and ground finish levels from drawings and site location.
  • 2.2 Calculate rise, going and pitch of stair and check for compliance with requirements.
  • 2.3 Make full-size set out of stairs to determine rise, going and pitch of stairs to actual location of landings, stringers, treads and newel posts.
  • 2.4 Determine location of stair and newel posts from drawings and pitch of stairs and full-size set out.
  • 2.5 Mark location of footings to layout of designed stairs to meet drawings and specifications and full-size set out.
  • 2.6 Select material for stringers and check against set out.
  • 2.7 Select components for newel posts set-out to design of stairs, storey rods and drawings and full-size set out.
  • 2.8 Assemble newel posts and check to provide tight fit for stringers and bearers.
  • 2.9 Check material for treads against set out and square to length.
3 Assemble and install stairs.
  • 3.1 Prepare footings with post support.
  • 3.2 Attach tread supports to stringers to set-out.
  • 3.3 Erect newel posts and temporarily brace to plumb.
  • 3.4 Attach stringers to building using fixings and fasteners to maintain stair width.
  • 3.5 Fix treads and decking to location and bracing and lateral ties to newel posts.
4 Fit and fix hand railing and balustrade.
  • 4.1 Check material for hand railing and balustrade to length.
  • 4.2 Fit and fix hand railing into place above nosing line of a flight and above a landing deck.
  • 4.3 Fit and fix balustrade into place.
5 Finish stairs.
  • 5.1 Remove sharp edges and finish to specification.
  • 5.2 Adhere non-slip surface to treads.
6 Clean up.
  • 6.1 Clean up, meeting all legislative and workplace requirements for safety, waste disposal and materials handling.
  • 6.2 Check, maintain and store tools and equipment and report any faults.
No information
No information
Replaces
State Code National Code Title Type
W9421 CPCCJS3006A Construct fabricated stairs Unit of competency
State Code National Code Title Type
BGD6 CPC31920 Certificate III in Joinery Qualification