REQUIRED KNOWLEDGE AND SKILLS

This describes the essential knowledge and skills and their level required for this unit

Required knowledge

Relevant safety OHampS and environmental procedures and regulations

Principles of ultrasonic testing

Ultrasonic probes beam their characteristics and screen display

Beam angles and probes required to locate various defect types

Fundamentals of rail and rail defects

Rail defects and rail defect classification

Workplace procedures for the ultrasonic testing of rail and welds

Problems that may occur during the ultrasonic testing of rail and welds and action that can be taken to report or resolve the problems

Hazards that may exist during the ultrasonic testing of rail and welds and ways of controlling the risks involved

Basic mechanical knowledge relevant to the ultrasonic testing of rail and welds

Relevant communication systems and procedures

Workplace protection

Hazardous situations and related personal protection measures

Relevant recording and documentation procedures

Required skills

Read and interpret instructions procedures information technical data standards and drawings relevant to the ultrasonic testing of rail and welds

Interpret and follow operational instructions and prioritise work

Complete documentation related to the ultrasonic testing of rail and welds

Operate communication equipment to required protocol

Promptly report andor rectify any identified problems faults or malfunctions that may arise when testing rail and welds using ultrasonic equipment in accordance with regulatory requirements and workplace procedures

Implement contingency plans for unexpected events when testing rail and welds using ultrasonic equipment

Identify hazards associated with ultrasonic testing

Apply precautions and required action to minimise control or eliminate hazards that may exist during work activities

Monitor work activities in terms of planned schedule

Modify activities depending on differing operational contingencies risk situations and environments

Work systematically with required attention to detail without injury to self or others or damage to goods or equipment

Select and use relevant hand tools power tools and equipment

Adapt to differences in equipment in accordance with standard operating procedures

Select and use required personal protective equipment conforming to industry and OHampS standards

Identify clean and prepare inspection areas for testing using appropriate procedures and materials

Visually assess inspection areas and identify and classify obvious discontinuities

Identify types of rail defects

Select probes to use to locate each type of defect

Check and maintain ultrasonic testing equipment

Set up probes for each type of test

Test with appropriate probes for each type of defect

Interpret screen indications

Locate measure and assess defect size for all defect types

Use sizing definitions

Carry out additional visual and geometry assessments for field welds

Report test results

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria required knowledge and skills the range statement and the assessment guidelines for this Training Package

Critical aspects for assessment and evidence required to demonstrate competency in this unit

The evidence required to demonstrate competency in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria of this unit and include demonstration of applying

the underpinning knowledge and skills

relevant legislation and workplace procedures

other relevant aspects of the range statement

Assessment must include exercises which demonstrate competent performance of the following in a range of situations

determining test requirements

conducting testing using hand directed equipment

conducting visual examination and measurement of rail and welds

classifying defects

completing documentation

Context of and specific resources for assessment

Performance is demonstrated consistently over a period of time and in a suitable range of contexts

Resources for assessment include

a range of relevant exercises case studies andor other simulated practical and knowledge assessment andor

access to an appropriate range of relevant operational situations in the workplace

In both real and simulated environments access is required to

relevant and appropriate materials and equipment and

applicable documentation including workplace procedures regulations codes of practice and operation manuals

Method of assessment

Assessment of this unit must be undertaken by a registered training organisation

As a minimum assessment of knowledge must be conducted through appropriate writtenoral tests

Practical assessment must occur

through activities in an appropriately simulated environment at the registered training organisation andor

in an appropriate range of situations in the workplace

Operations may be conducted:

Work may be conducted in:

Work may involve exposure to:

Types of ultrasonic test and/or visual examination and measurement may vary according to:

Weld type may include:

Test requirements may include:

Equipment may include:

Materials may include:

Liaison may include:

Communications equipment may include:

Depending on work context, safety and personal protective equipment may include:

Depending on the type of organisation concerned and the local terminology used, workplace procedures may include:

Information/documents may include:

Applicable procedures and codes may include: