Unit of competency Outline

Date retreived
22/07/2026 10:56 AM AWST

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Implement a retaining wall project

Implement a retaining wall project

Unit of competency
National Code
AHCLSC307A
State Code
D6921
TGA Status
Replaced
DTWD Status
Replaced
Current Release Number
1.00
Current Release Date
10/06/2011
View on TGA
State Implementation and Classification
Approved Date
05/12/2011
Field of Education
040105 - Landscape Architecture
Original Release Date
05/12/2011
Nominal Hours
35
Description
This unit covers the process of implementing a retaining wall project and defines the standard required to: set out and prepare site according to plan specifications; establish survey benchmarks; excavate and profile soil levels; install and assemble components of a retaining wall; use tools and equipment for retaining wall projects; verify completed works meet the design plan and specifications. This standard forms a part of the training and assessment necessary to obtain the industry license.
Notes
Elements and Performance Criteria
1. Prepare for retaining wall project
  • 1.1. Requirements of the retaining wall project are clarified with client/supervisor.
  • 1.2. Equipment and material resource requirements are identified according to the scope of the construction work.
  • 1.3. The environmental implications of the proposed work are identified.
  • 1.4. Occupational Health and Safety (OHS) hazards are identified, risks assessed and reported to the supervisor.
  • 1.5. Personal Protective Equipment (PPE) is selected, used and maintained according to procedures
  • 1.6. Delivery of materials to site is organised according to workplace priorities.
2. Mark out site for retaining wall
  • 2.1. Site bunting is erected and safety signage is placed where appropriate.
  • 2.2. Services are determined and located from site plans.
  • 2.3. The position of the retaining wall is marked out according to site and construction plans.
  • 2.4. The location and depth of excavations are determined from site and construction plans.
  • 2.5. Profiles are established to conform to the tolerances designated by the construction plans.
  • 2.6. Survey benchmarks are established.
3. Construct retaining wall
  • 3.1. Retaining wall components are assembled /installed according to plan specifications.
  • 3.2. Appropriate drainage is installed according to plan.
  • 3.3. Tools, equipment and machinery are used safely in accordance with enterprise safe operating procedures and OHS requirements.
4. Check quality of work and clean up site
  • 4.1. Quality of finished works is inspected to ensure the standard of the finished project is in accordance with design drawings and specifications.
  • 4.2. The work site is cleaned down in an environmentally safe and sensitive manner
  • 4.3. Tools and equipment are cleaned and stored according to enterprise guidelines.
RANGE STATEMENT
The range statement relates to the unit of competency as a whole.
Implementation may include:
materials
tools
equipment
machinery and techniques used to construct retaining walls.
EVIDENCE GUIDE
The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required skills and knowledge, range statement and the Assessment Guidelines for the Training Package.
Overview of assessment

Critical aspects for assessment and evidence required to demonstrate competency in this unit
The evidence required to demonstrate competency in this unit must be relevant to workplace operations and satisfy holistically all of the requirements of the performance criteria and required skills and knowledge and include achievement of the following:
set out and prepare site according to plan specifications
establish survey benchmarks
excavate and profile soil levels
install and assemble components of a retaining wall
use tools and equipment for retaining wall projects
verify completed works meet the design plan and specifications.
Context of and specific resources for assessment
Competency requires the application of work practices under work conditions. Selection and use of resources for some worksites may differ due to the regional or enterprise circumstances.
Replaces
State Code National Code Title Type
S3322 RTF3221A Implement a retaining wall project Unit of competency
Replaced By
State Code National Code Title Type
BAL89 AHCLSC307 Implement a retaining wall project Unit of competency