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Elements and Performance Criteria

1. Prepare to install/maintain trackside signal and train protection equipment
   • Work health and safety (WHS)/occupational health and safety (OHS) requirements and workplace procedures for a given work area are identified, obtained and clarified
2. Hazards are identified, WHS/OHS risks assessed, and control measures and workplace procedures implemented in preparation for work
3. Safety hazards that have not previously been identified are documented as part of the job safety assessments, and risk control measures are determined and implemented in consultation with appropriate person/s
4. Appropriate rail safe working person/s is consulted to ensure work can proceed without delaying or compromising rail operational safety of train movements
5. Materials needed for the installation/maintenance work are obtained in accordance with workplace procedures and checked against job specifications
6. Tools, equipment and testing devices needed for installation/maintenance work are obtained in accordance with workplace procedures and checked for correct operation and safety
7. Install/maintain trackside signal and train protection equipment
   • WHS/OHS risk control measures and workplace procedures for carrying out the work are followed
8. Signal and train protection equipment are checked in accordance with job and technical specifications
9. Sub-assemblies of signal and train protection equipment are assembled in accordance with work/job specifications and checked to confirm circuit integrity
10. Assembled sub-assemblies are inspected and tested off-site, where possible, in accordance with job and technical specifications
11. Installation/maintenance, wiring and assembly of signal and train protection equipment are completed efficiently, without waste of materials or damage to apparatus, the surrounding environment or services using sustainable energy practices
12. Signal and train protection components and sub-assemblies are inspected, checked and installed in accordance with job specifications
13. Component and wiring test/s are conducted under live test conditions to ensure train protection equipment functions correctly
14. Methods for dealing with unplanned situations are determined on the basis of safety and specified work outcomes
15. Installation/maintenance work is carried out in accordance with manufacturer specifications, workplace procedures and relevant industry standards
16. Appropriate operational inspection and test procedures are applied to ensure equipment and components are operational
17. Signal/s and train protection equipment are monitored, inspected and tested to ensure they operate in accordance with technical parameters specified and job specifications
18. Testing is performed efficiently, without waste of materials or damage to apparatus, the surrounding environment or services using sustainable energy practices
19. Complete trackside signal and train protection equipment installation/maintenance
    • WHS/OHS work completion risk control measures and workplace procedures are followed
20. Worksite is made safe in accordance with workplace safety management procedures
21. Test results and documentation are completed to confirm system operational compliance to job specifications and relevant reports produced
22. Work completion is documented and appropriate rail safety person/s notified in accordance with workplace safe working procedures

Range Statement

Range is restricted to essential operating conditions and any other variables essential to the work environment. Non-essential conditions may be found in the UEE Electrotechnology Training Package Companion Volume Implementation Guide.

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Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria on at least one occasion and include:

interpreting specifications and circuit diagrams correctly using appropriate fault-finding techniques installing/maintaining trackside signal and train protection equipment to operational requirements organising work to minimise traffic disruptions using tools and test equipment correctly following relevant codes of practice and environmental protection procedures and requirements completing relevant technical reports and documentation dealing with unplanned events applying rail safe working practices and relevant industry standards, codes and rail safety regulations applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements, including: implementing workplace procedures and practices using risk control measures applying sustainable energy principles and practices completing installation/maintenance of trackside signal and train protection equipment.

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Knowledge Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of:

trackside signal and train protection equipment installation/maintenance, safe working practices and relevant standards, codes and regulations, including: rail signalling principles - electrical overview of electrical rail signalling encompassing: types of rail signalling/safe working systems including computer-based interlocking (CBI), automatic, controlled and interlocked signalling advantages of electrical over mechanical signalling advantages of CBI over electrical signalling systems effects of overhead traction systems on electrical signalling systems (where applicable) purpose of elements of an electrical rail signalling system, including signals and aspect systems, train protection systems, point actuating systems, mechanical locking, relay interlocking, CBI, train detection systems, control input devices, indicators, diagrams and monitors, and safe working systems rail signalling principles - mechanical overview of mechanical rail signalling encompassing: types of mechanical rail signalling systems for different rail traffic, including passenger train, freight train, maintenance vehicles and heritage/tourism train deficiencies of mechanical signalling systems, including automatic, controlled and interlocked signalling effects of overhead traction systems on mechanical signalling systems (where applicable) effects of external factors on the mechanical rail signalling system, including rail overhead, gradients/terrain, environmental and civil configuration purpose of elements of a mechanical rail signalling system encompassing: signals, point actuating systems, locking and train detection systems, control input devices, indicators, diagrams and monitors, mechanical interlocking frames, safe working systems and electro-mechanical interfaces rail signalling and signal equipment equipment and their components encompassing: incandescent lamps light-emitting diode (LED) lamps electro-mechanical mechanical interfacing to different interlocking systems, e.g. relay and CBI operating principles and parameters encompassing: automatic signal control circuits controlled signal control circuits approach control circuits bi-directional block control circuits lamp proving circuits failure mode interpreting circuits diagrams to evaluate correct operation and relationship to other signalling circuits correct operation in accordance with control and locking tables servicing procedures encompassing: maintenance documentation coordination/planning sequence operational test procedures scheduled/corrective maintenance unscheduled/preventative maintenance certifying signal equipment (commission and de-commission) certifying procedures applicable for compliance with rail operator/enterprise standards rail signalling, train protection equipment equipment and their components encompassing: electro-mechanical (e.g. train-stops) electro-magnetic (e.g. automatic warning system (AWS)) electronic (e.g. train protection warning system (TPWS)) automatic train protection (ATP) system - Balise/beacon based (e.g. ETCS level 1, and Westect) operating principles encompassing: permissive operation restrictive operation failure modes interpreting circuits diagrams to evaluate correct operation and relationship to other signalling circuits correct operation in accordance with control and locking tables safe working practices and relevant standards, codes and regulations relevant job safety assessments or risk mitigation processes relevant manufacturer specifications relevant WHS/OHS legislated requirements relevant workplace policies and procedures.

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