MEM24034 — Undertake digital and computed radiography

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What an assessment for MEM24034 must cover

62 assessable components: 6 elements (29 performance criteria), 15 performance evidence and 18 knowledge evidence requirements. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.

Elements & performance criteria

1 Establish job requirements

1.1Comply with relevant WHS and regulatory requirements, standards, codes of practice and standard operating procedures (SOPs) for digital and computed radiography testing
1.2Identify job requirements from specifications, job sheets or work instructions

2 Prepare testing sites

2.1Assess suitability of site for digital radiography
2.2Use established safe work practices and personal protective equipment (PPE) in accordance with SOPs
2.3Liaise with client to explain testing and safety requirements and schedule tests
2.4Assemble all specified testing equipment, materials and containers and safety equipment
2.5Determine test site boundary for test operations

3 Prepare test material and equipment

3.1Identify inspection area and determine if special access requirements appropriate for the NDT test need to be communicated to the client
3.2Clean and prepare inspection areas for testing using appropriate test procedures and materials in accordance with WHS and regulatory requirements
3.3Assess inspection areas visually and identify obvious discontinuities
3.4Select the most appropriate digital radiographic test technique for the material or application
3.5Select appropriate testing and processing equipment and conduct pre-use checks in accordance with relevant standards and/or procedures
3.6Calibrate computer and digital radiography equipment using radiography phantoms and reference images records

4 Perform computed radiographic testing

4.1Optimise computed radiography equipment set-up for various geometries in accordance with standards and/or procedures
4.2Conduct computed radiographic tests in accordance with relevant standards, codes and specifications
4.3Use radiation control measures to minimise personal radiation exposure
4.4Process image plate and assess radiograph for quality
4.5Modify computed images to optimise defect detection

5 Perform digital radiographic testing

5.1Optimise digital radiography equipment set-up for various geometries in accordance with standards and/or procedures
5.2Conduct radiographic tests in accordance with relevant standards, codes and specifications
5.3Use radiation control measures to minimise personal radiation exposure
5.4Process digital radiograph and assess for quality
5.5Modify digital images to optimise defect detection

6 Interpret and report radiographic test results

6.1Review conduct of the test and confirm test procedures were applied correctly
6.2Assess computed or digital radiograph indications and determine the type of discontinuity for each relevant indication
6.3Classify defects in accordance with relevant national and international codes and standards
6.4Interpret results according to applicable standards, codes, specifications or procedures
6.5Prepare report according to standards and specifications
6.6Maintain statutory records of the use of radiation sources and/or instruments that emit ionising radiation

Performance evidence

prepare two sites for digital radiography
prepare two sites for computed radiography
use measures to avoid or minimise radiation exposure to self and others for at least one test occasion, selecting a real time radiography reading station location for maximum safety and efficiency
applying safe work practices and controls for minimising radiation exposure to self and others: o ensuring security of radiation sources during storage, transport and use o using signs, barriers, shielding to minimise radiation exposure of public o reducing personal exposure time o maintaining greatest feasible distance between radiation source and equipment operator o using maximum feasible shielding between radiation source and equipment operator o using a dosimeter to monitor personal radiation exposure o maintaining statutory records of the use of radiation sources and/or instruments that emit ionising radiation
prepare area for digital radiographic testing on at least three occasions
select the most appropriate digital radiographic test technique for the material or application
optimise the quality of digital radiographic test set-up for different geometries and/or specialised applications
use digital radiography to perform at least three of the following radiographic test techniques on one occasion each: o single wall, single image (plate) o double wall, single image (tube) o double wall, double image o double wall, double image, source superimposed
process acquired digital radiographic images for viewing
enhance or modify acquired digital image to optimise defect detection
interpret and evaluate digital radiographs including checking and confirming indicators and identifying defects
classify defects in accordance with job specifications and national and international codes and standards
report test results and complete job records in accordance with SOPs and relevant Australian and international codes and standards
calibrate digital radiography equipment on at least two occasions including using phantoms and reference images
minimise environmental impact of digital radiographic tests.

Knowledge evidence

standards, codes and regulations relevant to handling and storing digital radiographic equipment and radiation sources
advantages and disadvantages of film and digital radiography
radiation safe work practices and controls including: o measures to ensure security of radiation sources during storage, transport and use o signs, barriers, and shielding used to minimise radiation exposure of public o measures to reduce personal exposure time o measures to maintain greatest feasible distance between radiation source and equipment operator o measures for maximum feasible shielding between radiation source and equipment operator o use of a dosimeter to monitor personal radiation exposure o procedures for maintaining statutory records of the use of radiation sources and/or instruments that emit ionising radiation
safety features of radioisotope cameras and X-ray equipment
principles and stages of digital radiography including: o set up and optimisation o image capture o mapping o image reading (CR) o image processing o image manipulation and magnification o image analysis o reporting
applications and differences between digital radiography techniques including direct radiography (DR), digital detector arrays (DDA), and computed radiography (CR)
procedures for carrying out each type of radiographic test and for specialised radiographic applications
principal types of X-ray generators and radioisotopes and their effect on radiographic sensitivity
cleaning and preparation processes for a range of test surfaces
types of discontinuities and their consequences/effect on the material
equipment calibration checks including: o laser beam jitter and flare o beam alignment o spatial resolution o line pair resolution o unsharpness o shading correction o image plate or cassette positioning o linearity o contrast sensitivity
measuring tool calibration
absorption of ionizing radiation by matter and the biological effects on living tissue
X-ray equipment
gamma ray sources
shielding thickness calculation methods
exposure calculations and techniques
reciprocity law

Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.

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Questions about assessing MEM24034

What does an assessment tool for MEM24034 need to cover?

To satisfy the Principles of Assessment and Rules of Evidence, an assessment for MEM24034 needs to address all 62 unit components: 6 elements with 29 performance criteria, 15 performance evidence requirements, 18 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.

How does Auditori generate an assessment tool for MEM24034?

Auditori pulls the current release of MEM24034 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.

Is the first assessment tool really free?

Yes. Every new account includes one free credit — enough to generate the complete assessment tool for MEM24034 — with no card and no subscription required. After that it's pay-as-you-go per unit.

Can I check my existing MEM24034 assessment instead of generating a new one?

Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of MEM24034, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.

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