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Elements and Performance Criteria

  1. Prepare for environmental testing
  2. Test confined space for contaminants/ threats
  3. Finalise test/s

Required Skills

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

Required Skills

access read interpret and apply information on testing

analyse test results

communicate effectively

identify and report on contaminantsthreats

operate test equipment

Required Knowledge

analysis procedures

engineering controls

legislation organisational policies and procedures relevant to confined space entry

operating procedures of relevant test equipment

principles of atmospheric monitoring

sampling procedures

testing protocols

Evidence Required

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

Assessment must confirm the ability to observe and respond to changing circumstances and unusual situations in the workplace to review relevant workplace documentation to conduct a quality assurance check against previous recommendations and to identify changes in workplace configurations

Consistency in performance

Competency should be demonstrated over a range of confined space tests that could be expected in the workplace

Context of and specific resources for assessment

Context of assessment

Competency should be assessed in the workplace or in a simulated workplace environment

Specific resources for assessment

Access to the organisational legislation codes of practice guidance material policiesprocedures and relevant equipment including PPE required to support testing of confined space environment

Guidance information for assessment

Information that will assist or guide assessment will be written during Phase II of the Review of the PUA Public Safety Training Package

Information that will assist or guide assessment will be written during Phase II of the Review of the PUA00 Public Safety Training Package.


Range Statement

The Range Statement relates to the Unit of Competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording in the Performance Criteria is detailed below.

Confined spaces may include

Any compartment or area with limited opening for access and no escape route, and with limited natural ventilation or an atmosphere containing more than 23.5% or less than 19.5% oxygen, and the capability of accumulating a toxic, flammable or explosive atmosphere, or of being flooded

Examples of confined spaces may include:

fuel tanks (diesoline, gasoline, kerosene, AVCAT) or any other liquid or gaseous fuel

water tanks (feed, fresh, ballast), void spaces, cofferdams, double bottoms/wing compartments, sewage

treatment tanks (combine holding tank system)

oil tanks (sludge oil, lubricating, hydraulic), cable lockers (anchor cable stowage)

open-topped spaces such as pits or degreasers, pipes, sewers, shafts, ducts and similar structures

boiler drums, steam turbine casing, main condensers, gas turbine rotor casing, piston engine enclosed

crankcase, main circulating water inlet and discharge pipes, pressure vessels

Potential contaminants may include

Dusts/fumes/gases/vapours/particles

Hazardous substances

Liquids

Noise

Radiation (Ionising or non-ionising)

Organisational policy and procedures may include

Australian or international standards

Confined space entry permit/permits to work

Equipment manufacturers' specifications

Exposure standards

Job Safety Analysis (JSA)

Legislation, including state/territory/commonwealth OH&S acts, regulations, codes of practice and guidance material relating to hazards present in the workplace and industry, and associated with entry to confined space including legislation specific to confined space work

Material Safety Data Sheets (MSDS)

Organisational policies and procedures

Previous testing reports

Risk assessments

Standing Operating Procedures (SOPs)

Testing and analysis protocols

Task analysis

Equipment and resources may include

Testing equipment as required by SOPs

Testing equipment pertinent to the perceived contaminant/threat

Preparation of equipment and resources may include

Testing equipment for safe operation (confidence testing) prescribed by manufacturer

Testing equipment for serviceability

Occupational health and safety requirements may include

General duty of care under OH&S legislation and common law

Provisions relating to health and safety representatives and/or OH&S committees

Provisions relating to OH&S issue resolution state/territory/commonwealth OH&S acts, regulations, codes of practice and guidance material relating to hazards present in workplace and industry

Testing sample may include

Quantity required to obtain valid result

Sending sample with appropriate paperwork to testing laboratory for specialised tests

Recording test results may include

Manual or automated recording systems

Analysis of test results may include

Comparison against known standards

Determination of safe levels of contaminants/threats

Monitoring of the confined space environment may include

Maintaining testing regime while in confined space, be it continuous or periodic, in accordance with entry plan and work permit

Monitoring if determined under risk assessment

Monitoring in response to work being undertaken in the space

Documentation and reports may include

Testing equipment usage reports/logs

Work permit completion after testing

Written reports required by organisation

Cleaning and refurbishing testing equipment may include

Decontamination procedures

Disposal of personal protective equipment (PPE)

Disposal of test samples

Inspection, servicing and cleaning equipment ready for re-use or storage