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Elements and Performance Criteria

1. Determine test requirements
2. Hazards are identified, risks are assessed and control measures are implemented
3. Test site is identified and prepared using appropriate procedures and materials
4. Preparation processes are carried out in accordance with relevant procedures, statutory and work health and safety (WHS)/occupational health and safety (OHS) requirements
5. Conduct testing using hand directed equipment
6. Most appropriate ultrasonic test for the application is selected
7. Testing equipment is selected and prepared in accordance with rail industry standards and workplace procedures
8. Ultrasonic test is carried out in accordance with relevant standards, specifications and WHS/OHS requirements
9. Ultrasonic testing equipment is checked for proper function, maintained and stored in accordance with procedures, WHS/OHS requirements and manufacturer instructions
10. Conduct visual examination and measurement of rail and welds
11. Rail and welds are visually assessed for obvious defects
12. New welds are assessed for alignment and adjustment tolerance in accordance with standards and/or procedures
13. Weld repairs are assessed for alignment tolerance in accordance with standards and/or procedures
14. Identify and classify defects
15. Indications are assessed and defects detected in accordance with standards and/or procedures
16. Defects are classified in accordance with standards and/or procedures
17. Defective welds and weld repairs are marked in accordance with standards and/or procedures
18. Complete documentation
19. Test results are reported in accordance with standards and/or procedures
20. Documentation requirements are confirmed, in accordance with workplace procedures
21. Documentation is filled in legibly and proofread
22. Documentation is processed in accordance with workplace procedures

Range Statement

Range is restricted to essential operating conditions and any other variables essential to the work environment. Non-essential conditions can be found in the 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 five separate occasions and include:

adapting to differences in equipment in accordance with operating procedures applying relevant workplace procedures assessing inspection areas visually and identifying and classifying obvious discontinuities carrying out additional visual and geometry assessments for field welds classifying defects in accordance with workplace procedures completing documentation related to ultrasonic testing rail and welds conducting testing in accordance with rail industry standards and/or workplace procedures conducting visual examination and measurement of rail and welds determining test requirements identifying hazards associated with ultrasonic testing and taking required action to minimise, control or eliminate identified hazards identifying and preparing inspection areas for testing using appropriate procedures and materials identifying types of rail defects and classifications in accordance with standards and/or procedures implementing contingency plans interpreting and following operational instructions and prioritising work interpreting screen indications in accordance with manufacturer instructions and workplace procedures locating, measuring and assessing defect size for all defect types modifying activities depending on operational contingencies, risk situations and environments monitoring work activities in terms of planned schedule reading and interpreting relevant instructions, procedures, information, technical data, standards and drawings reporting and/or rectifying identified problems, faults or malfunctions, in accordance with workplace procedures selecting and setting up probes to use to locate each type of defect working systematically with required attention to detail without injury to self or others, or damage to goods or 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:

beam angles and probes required to locate various defect types fundamentals of rail and rail defects hazards that may exist when ultrasonic testing rail and welds, and ways of controlling the risks involved mechanical information relevant to ultrasonic testing rail and welds principles of ultrasonic testing problems that may occur when ultrasonic testing rail and welds, and action that can be taken to report or resolve these problems rail defects and rail defect classification relevant rail danger zones relevant recording and documentation procedures relevant safety, WHS/OHS and environmental procedures and regulations ultrasonic probes, beam, their characteristics and screen display workplace procedures when ultrasonic testing rail and welds.

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