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Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

1. Plan and prepare for the detailed design of tunnels
   • Access, interpret and apply detailed design of tunnels documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Identify and confirm the tunnels project requirements and information
   • Prepare a design plan which makes best use of the available resources
2. Undertake the detailed design of tunnels
   • Interpret and analyse data and identify viable options
   • Interpret and analyse data and recommend the preferred option
   • Complete the detailed design
   • Prepare a cost estimate for execution of the design
   • Participate in the review of design with peers and stakeholders
   • Complete required documentation
   • Monitor and coordinate the progress of other team members involved in the design process
   • Gain design approval
3. Finalise design processes of tunnels
   • Ensure filing of design records is completed
   • Complete and submit design cost and other reporting
   • Participate in performance review of the design process
   • Seek client feedback and contribute to the verification of the design
   • Close out all systems
4. Support and review the application of the design of tunnels
   • Provide clarification and advice to those applying the design
   • Review the application of the design and recommend changes for continuous improvement
   • Contribute to the validation of the design
5. Plan and prepare for the detailed design of tunnels
   • Access, interpret and apply detailed design of tunnels documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Identify and confirm the tunnels project requirements and information
   • Prepare a design plan which makes best use of the available resources
6. Undertake the detailed design of tunnels
   • Interpret and analyse data and identify viable options
   • Interpret and analyse data and recommend the preferred option
   • Complete the detailed design
   • Prepare a cost estimate for execution of the design
   • Participate in the review of design with peers and stakeholders
   • Complete required documentation
   • Monitor and coordinate the progress of other team members involved in the design process
   • Gain design approval
7. Finalise design processes of tunnels
   • Ensure filing of design records is completed
   • Complete and submit design cost and other reporting
   • Participate in performance review of the design process
   • Seek client feedback and contribute to the verification of the design
   • Close out all systems
8. Support and review the application of the design of tunnels
   • Provide clarification and advice to those applying the design
   • Review the application of the design and recommend changes for continuous improvement
   • Contribute to the validation of the design

Performance Evidence

Evidence is required to be collected that demonstrates a candidate’s competency in this unit. Evidence must be relevant to the roles within this sector’s work operations and satisfy all of the requirements of the performance criteria of this unit and include evidence that the candidate:

locates and applies relevant legislation, documentation, policies and procedures

implements the requirements, procedures and techniques for the safe, effective and efficient detailed design of tunnels including:

accessing and interpreting plans, drawings, specifications and design briefs

accessing and interpreting engineering survey and geotechnical information

accessing and interpreting hydrological, meteorological, cultural and heritage data

applying computer aided drafting design (CADD) and drafting technology

applying Industry or government standard design software

applying engineering graphical presentation techniques

works effectively with others to undertake and complete the detailed design and documentation detailed design of tunnels that meets all of the required outcomes including:

using a range of communication techniques and equipment to convey information to others

maintaining written and verbal reporting requirements

organising work activities to meet all task requirements

communicating clearly and concisely with others to receive and clarify work instructions

demonstrates completion of detailed designs of tunnels that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

calculate areas, volumes, densities, mass, percentages and grades

maintain design cost records

interpret and apply engineering survey information

interpret and analyse tunnels construction materials test results

carry out risk assessments

select tunnels option data

determine tunnels loadings and capacity requirements

select tunnels options

size tunnels components

select appropriate construction techniques

develop and apply design plans

preparation and planning for the detailed design,

undertaking of the detailed design including:

analyse and interpret relevant data and identify viable options

calculations including:

earthworks volumes

construction materials and services quantities

construction cost estimates

finalisation of the detailed design processes

supporting the application of the detailed design

reviewing application of design and recommending improvements

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Knowledge Evidence

The candidate must demonstrate knowledge of detailed design of tunnels through:

applying legislative, organisation and site requirements and procedures for:

risk assessment and management

statutory compliance

work health and safety

applying equipment safety requirements

complying with emergency issues

complying environmental issues

quality management

verbal and written communication

Australian and other relevant standards

Industry and organisational design procedures and practice

tunnels geometric requirements

potential hazards, constraints and conditions

trench and pit shoring

design review

design approval

documentation and reporting

record keeping

performance review

systems close out

current Industry best practice

identifying, assessing and selecting tunnels options

selecting and applying techniques for choosing preferred options

applying team leadership techniques

selecting and applying operational techniques required for the execution of tunnels construction tasks

identifying and selecting tunnels construction plant and equipment capabilities

applying cost estimation techniques

applying principles of road user behaviour

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