Unit of competency Outline

Date retreived
22/07/2026 8:16 PM AWST

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Excavate tunnel by machine

Excavate tunnel by machine

Unit of competency
National Code
RIICTC303D
State Code
WH177
TGA Status
Replaced
DTWD Status
Replaced
Current Release Number
2.00
Current Release Date
07/12/2014
View on TGA
State Implementation and Classification
Approved Date
27/05/2014
Field of Education
030901 - Construction Engineering
Original Release Date
27/05/2014
Nominal Hours
24
Description
This unit describes a participant’s skills and knowledge required to excavate tunnel by machine in Civil Construction.This unit is appropriate for those working in operational roles.Licensing, legislative, regulatory and certification requirements that apply to this unit can vary between states, territories, and Industry sectors. Relevant information must be sourced prior to application of the unit.
Notes
Elements and Performance Criteria
1. Plan and prepare to excavate tunnel by machine
  • 1.1 Access, interpret and apply excavate tunnel by machine documentation and ensure the work activity is compliant
  • 1.2 Obtain, interpret, clarify and confirm work instructions before proceeding
  • 1.3 Identify, obtain and implement the traffic signage requirements
  • 1.4 Select and wear personal protective equipment appropriate for work activities
  • 1.5 Identify and assess ground conditions from engineers’ survey analysis
  • 1.6 Select and check for faults plant, tools and equipment to carry out tasks
  • 1.7 Identify, address and report environmental issues, potential hazards and risks
  • 1.8 Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
2. Set up for machine operation
  • 2.1 Devise and follow production schedules consistent with job requirements
  • 2.2 Locate and set up machine and equipment
  • 2.3 Carry out pre-start, start-up, park up, shutdown and secure equipment procedures
  • 2.4 Adjust machine and attachments for terrain, rock and ground conditions
  • 2.5 Drive, operate machine and use controls to produce smooth and efficient operation
  • 2.6 Complete operator maintenance and servicing of machine and equipment to schedule
3. Excavate tunnel and control dust and water
  • 3.1 Excavate tunnel to shape required by specification according to laser/line levels and measurements
  • 3.2 Incorporate dust suppression methods with machine cutting operations to control dust
  • 3.3 Operate and maintain dust extraction systems to maximum efficiency during excavation
  • 3.4 Remove excess water by operating pumping or drainage system to maintain minimal surface water levels
4. Control mucking
  • 4.1 Set up and align conveyor/mucking system to spoil system
  • 4.2 Operate mucking attachments safely
  • 4.3 Maintain dust extraction system in operation along conveyor or mucking system
  • 4.4 Remove spoil in accordance with planned operating procedures
  • 4.5 Direct trucks safely to and from mucking area
5. Clean up
  • 5.1 Clear work area and dispose of or recycle materials
  • 5.2 Clean, check, maintain and store plant, tools and equipment
  • 5.3 Carry out housekeeping activities
No information
No information
Replaces
State Code National Code Title Type
WB736 RIICTC303A Excavate tunnel by machine Unit of competency
Replaced By
State Code National Code Title Type
OCX52 RIICTC303E Excavate tunnel by machine Unit of competency
State Code National Code Title Type
BFA8 RII30919 Certificate III in Civil Construction Qualification
AZB0 RII30915 Certificate III in Civil Construction Qualification