DEFWDV026Dive using surface-supplied breathing apparatus (SSBA) in open water to 30 metres

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What an assessment for DEFWDV026 must cover

49 assessable components: 4 elements (24 performance criteria), 13 performance evidence and 12 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 Operate a surface-supply panel

  • 1.1Ensure surface-supply panel and associated equipment is in date and serviceable
  • 1.2Connect main and reserve breathing gas supplies and confirm supply
  • 1.3Check seals and connections for integrity, correct function and correct line up
  • 1.4Ensure each umbilical from the surface-supply panel is safely connected to a diver’s helmet
  • 1.5Perform routine user level maintenance on surface-supply panel
  • 1.6Conduct surface-supply panel post-dive inspections and serviceability checks and report defects, as required, in accordance with manufacturer specifications and organisational procedures

2 Conduct SSBA dive operations

  • 2.1Participate in developing a dive plan and risk assessment for SSBA dive operation using industry approved decompression tables in accordance with organisational procedures
  • 2.2Select, inspect, fit and test SSBA in accordance with manufacturer specifications and ensure independent equipment check prior to diving
  • 2.3Conduct dive/s using SSBA and demonstrate dive contingencies in accordance with organisational procedures
  • 2.4Undertake tender duties in an SSBA diving operation according to organisational procedures
  • 2.5Complete SSBA equipment post-dive serviceability checks in accordance with manufacturer specifications and report defects, as required, in accordance with organisational procedures
  • 2.6Re-stow surface-supply panel and SSBA equipment in accordance with organisational procedures

3 Perform open water diving operations using SSBA

  • 3.1Perform entry and exit techniques at the assigned entry and exit points
  • 3.2Undertake open water SSBA diving operations to a maximum depth of 30 metres according to dive plan
  • 3.3Manage descent and ascent in accordance with dive plan and dive operations manual
  • 3.4Follow decompression and emergency procedures according to dive plan and dive operations manual
  • 3.5Establish and maintain effective communication with surface and dive team
  • 3.6Transmit and receive messages using electronic communications devices in accordance with dive plan and communication protocols

4 Identify and manage dive-specific emergencies and problems

  • 4.1Identify and respond to hazards in accordance with the emergency response plan, dive plan and risk assessment
  • 4.2Recognise signs and symptoms of diving-related illnesses in self and others and take corrective action immediately in accordance with dive plan and safety procedures
  • 4.3Manage umbilical to avoid entanglement and resolve entanglement issues promptly
  • 4.4Maintain spatial awareness in low visibility conditions and recover promptly when balance is lost
  • 4.5Recognise potential and escalating problems and report to supervisor
  • 4.6Follow instructions of supervisor promptly to resolve problems and report outcomes of actions taken

Performance evidence

  • applying relevant industry standards, and organisational policies and procedures
  • conducting in-water checks
  • conducting surface-supply panel operator level maintenance
  • confirming independent third-party equipment checks
  • diving using surface-supplied breathing apparatus (SSBA) in open water to 30 metres
  • entering and exiting the water appropriate to the launch platform, equipment and conditions
  • implementing contingency and emergency response plan
  • maintaining equipment during dive
  • maintaining records according to organisational policies and procedures
  • operating surface-supply panel
  • preparing equipment for dive
  • preparing surface control panel for dive
  • switching from SSBA primary to reserve breathing gas system

Knowledge evidence

  • dive physics and decompression tables
  • dive physiology and medicine, including: • decompression illnesses • hypothermia and hyperthermia compression illnesses
  • diving descent and ascent techniques, including decompression procedures
  • general occupational/diving safety awareness, including: • diving in harbours • diving in tidal waters, currents and tides • diving on and/or near a ship’s hull • entrapment/foul lines • lost/separated • marine animal threats • marine hazards • pollution/weeds • working in confined spaces • working in sites with potential differential pressure hazards (Delta P)
  • organisational policies and procedures
  • relevant industry standards
  • safe operating ranges for breathing gas supplies
  • SSBA dive equipment characteristics and limitations
  • surface-supply panel and SSBA dive equipment serviceability checks
  • surface-supply panel and SSBA dive equipment storage requirements
  • surface-supply panel characteristics and limitations
  • surface-supply panel operational maintenance requirements

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 DEFWDV026

What does an assessment tool for DEFWDV026 need to cover?

To satisfy the Principles of Assessment and Rules of Evidence, an assessment for DEFWDV026 needs to address all 49 unit components: 4 elements with 24 performance criteria, 13 performance evidence requirements, 12 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 DEFWDV026?

Auditori pulls the current release of DEFWDV026 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 DEFWDV026 — with no card and no subscription required. After that it's pay-as-you-go per unit.

Can I check my existing DEFWDV026 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 DEFWDV026, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.

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