Unit of competency Outline

Date retreived
23/07/2026 11:40 PM AWST

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Install tree support systems

Install tree support systems

Unit of competency
National Code
AHCARB320
State Code
OBV71
TGA Status
Current
DTWD Status
Approved
Current Release Number
1.00
Current Release Date
26/08/2020
View on TGA
State Implementation and Classification
Approved Date
13/11/2020
Field of Education
050301 - Horticulture
Original Release Date
13/11/2020
Nominal Hours
24
Description
This unit of competency describes the skills and knowledge required to install tree support systems including cable and bracing hardware into the structure of a tree.The unit applies to individuals who work in arboriculture under broad direction and take responsibility for their own work. They use discretion and judgement in the selection, allocation and use of available resources and for solving problems. The arboriculture industry requires that all tree support systems work is undertaken according to preferred industry practices (as outlined in the Companion Volume).Legislation, regulations and by-laws relating to the treatment and removal of trees apply in some states and territories.
Notes
Elements and Performance Criteria
1. Prepare for work
  • 1.1 Read and interpret arborist plans and specifications for tree support system for specified tree
  • 1.2 Determine and obtain materials required for installing tree support system
  • 1.3 Undertake a site-specific job safety analysis (JSA), record and implement control measures according to workplace safety procedures
  • 1.4 Select tree support system tools and equipment for tree support system activity
  • 1.5 Select, check and use personal protective equipment
  • 1.6 Confirm availability of first aid and emergency personnel, equipment and procedures
  • 1.7 Assemble and position tools, equipment and materials for ease of access during installation
2. Prepare trees for tree support system
  • 2.1 Locate tree stems and position of tree support system according to specifications
  • 2.2 Assess structural integrity of tree and select low-risk access method for tree support system installation
  • 2.3 Determine a safe procedure for installation and confirm approach with work team
  • 2.4 Access tree safely and attain secure work positions to conduct installation
  • 2.5 Maintain inspection of tree for above-ground hazards throughout installation activities
  • 2.6 Examine stems to be braced for defects to ensure tree support system will comply with specifications
  • 2.7 Undertake pruning activities prior to tree support system installation according to current industry standards
3. Install tree support system
  • 3.1 Select and prepare tree support system materials according to specifications
  • 3.2 Prepare the stems to be braced according to tree support system design
  • 3.3 Install tree support system components according to arborist specifications and manufacturer instructions
  • 3.4 Adjust cables and braces to specified tension
  • 3.5 Dress tree support system components for neat finish
  • 3.6 Remove tools, equipment and waste from canopy
  • 3.7 Descend and remove equipment
4. Finalise tree support system activity
  • 4.1 Clean and sanitise tools and equipment according to workplace and biosecurity procedures
  • 4.2 Check, maintain and store tools and equipment according to workplace procedures and manufacturer instructions
  • 4.3 Record and report completed works according to workplace procedures
No information
No information
Replaces
State Code National Code Title Type
BAM68 AHCARB308 Install cable and bracing Unit of competency