RIIMCU502E — Implement the gas management plan
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What an assessment for RIIMCU502E must cover
143 assessable components: 4 elements (25 performance criteria), 18 performance evidence and 96 knowledge evidence requirements, plus 4 foundation skills. 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 Plan and prepare to implement gas management plan
- 1.1Access, interpret and implement gas management plan documentation and confirm work activity is compliant
- 1.2Access, interpret and clarify legislative and site requirements relating to gas management
- 1.3Identify and communicate roles and responsibilities to all involved persons according to gas management plan
- 1.4Identify, forecast, obtain and allocate/schedule resources required to implement gas management plan
- 1.5Identify training needs for personnel involved according to gas management plan and within scope of own role
- 1.6Review gas management procedures and implement identified changes according to site requirements
2 Implement mine gas monitoring measures
- 2.1Identify, measure and interpret impact of changes in composition, concentration of gas and gas make, and associated hazards on mine atmosphere
- 2.2Implement procedures for installation, operation and maintenance of gas monitoring systems according to gas management plan
- 2.3Implement systems and procedures for collection and analysis of gas samples according to gas management plan
- 2.4Record and report monitoring system data according to gas management plan
- 2.5Investigate changes in mine atmosphere status and implement corrective action according to gas management plan and site requirements
- 2.6Record and process reports according to gas management plant and site requirements
3 Implement ventilation/gas control measures
- 3.1Monitor mine environment and action according to gas management plan
- 3.2Implement gas hazard control procedures associated with gas drainage and outburst mining conditions according to gas management plan
- 3.3Identify situations where trigger levels are reached and implement response procedures according to gas management plan
- 3.4Implement ventilation and gas monitoring systems and surveys for systems status assessment according to gas management plan
- 3.5Implement procedures addressing relocation, operation and maintenance of drilling rigs and gas drainage infrastructure according to gas management plan and site requirements
- 3.6Implement gas emergency and evacuation procedures according to mine safety management system and site requirements
4 Audit gas management plan
- 4.1Review effectiveness of gas management plan implementation according to gas management plan
- 4.2Audit mine gas monitoring systems operations according to legislative requirements and gas management plan
- 4.3Audit mine gas control devices according to legislative and site requirements
- 4.4Audit recording systems according to gas management plan
- 4.5Audit the maintenance program and procedures according to gas management plan
- 4.6Audit gas emergency and evacuation procedures according to mine safety management system
- 4.7Audit gas management training plan according to gas management plan
Performance evidence
- implement gas management plans on at least two occasions, including:
- conducting investigations and preparing reports
- conducting audit and review processes
- completing site document control requirements
- implementing procedures for relocation, operation and maintenance of drilling rigs and gas drainage infrastructure.
- During the above, the candidate must:
- locate and apply relevant legislation, documentation, policies and procedures and confirm work activity is compliant
- apply procedures and techniques for implementing gas management plans, including:
- operating hand held monitoring equipment
- collecting, collating and evaluating gas management data
- accessing, evaluating and applying data from monitoring systems and equipment
- applying risk management processes and techniques
- accessing and analysing gas information related to the mine
- interpreting and applying mathematical and scientific theorems/laws related to gas
- work with others to implement the gas management plan in a manner that meets required outcomes, including:
- communicating clearly and concisely with others to receive and clarify work instructions, and convey work progress
- identifying and implementing gas management training requirements, programs, systems and procedures
- identifying the relevant information and scope of the work necessary to meet required outcomes.
Knowledge evidence
- key legislation required to implement gas management plans
- key procedures and documentation required to implement gas management plans
- principles of ventilation management, including mine and goaf ventilation systems
- methods of mine ventilation and their applications and limitations, including:
- exhaust/force
- antitropal
- homotropal
- flank returns
- ascensional/decensional
- bleeder
- Z/U/Y systems
- methods of panel gas management and their applications and limitations, including:
- homotropal and antitropal, including in conjunction with use of goaf bleed and back return
- auxiliary fans
- coursed ventilation (narrow side/wide side)
- machine mounted scrubber systems
- compressed air venturis
- bleeders
- methods of gas drainage, including:
- applications and limitations against mine design, mine and panel ventilation systems, systems of mining and current and future mine development
- coal characteristics and coal seam gradients on mine gas management plans
- mining techniques and impact of mine and panel design on gas management
- gas drainage on airborne contaminant generation during mining
- techniques for applying geological data and identifying impact of differing geological features and conditions on gas management and outburst, including:
- faults
- dykes
- intrusions
- strata deformities
- impacts of intersecting and intersected holes and hole design components and factors relating to gas management plans, including:
- types of mine gases, including:
- characteristics under varying circumstances
- sources
- physiological effects
- methods of detection
- types of mine fires and possible impacts on gas management
- types of mine explosions, including ignition sources and possible impacts on gas management
- causes of pressure changes and impacts on gas management
- sources of heat and humidity and factors which may impact mine gas management
- effects of re-circulation
- outburst control methods
- underground water management techniques
- inertisation techniques
- types, characteristics, applications, limitations of equipment, monitoring systems and techniques, including:
- mine fans
- gas control devices, including:
- design criteria and specifications
- distribution/placement criteria
- de-gassing methods of control, including:
- brattice
- auxiliary fans
- compressed air venturis
- sails
- hurdles
- bleeders
- fixed gas monitoring systems
- portable monitoring equipment
- computer-based systems for mine gas analysis
- gas surveys types, frequency and method for conducting, including:
- pressure
- quantity
- temperature
- gas
- ventilation survey types, frequency and method for conducting, including:
- pressure
- temperature
- gas
- alarms and trigger points and levels
- mine and goaf ventilation systems, including the following ventilation devices:
- stoppings
- overcasts
- regulators
- preparation seals
- ventilation doors
- bulk heads
- goaf seals
- final seals
- pressure chambers
- air locks
- sling psychrometers, anemometers and velometers
- techniques for recording and reporting monitoring system data
- ventilation theory, including:
- gas laws, including Charles’s law and Boyle’s law
- natural ventilation
- Coward’s triangle
- Graham’s ratio
- Ellicott Diagram
- gas make
- Trickett’s ratio
- leakage
- psychrometry and heat
- CO and CO2 ratios
- Kirchoff’s laws
- techniques for identifying individual training needs
- techniques for auditing and reviewing gas management systems and processes
- principles, processes and techniques for emergency response, evacuation and disaster planning
- techniques for leading and coordinating work activities with others.
Foundation skills
- Numeracy: Calculates resourcing requirements, performs mathematical calculations and applies mathematical and scientific laws and theorem
- Oral communication: Conveys information and requirements clearly and listens actively
- Reading: Identifies and interprets relevant information from workplace procedures, documentation and legislation
- Writing: Prepares specific information that complies with requirements, using sector-specific vocabulary, grammatical structures and conventions
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 RIIMCU502E
What does an assessment tool for RIIMCU502E need to cover?
To satisfy the Principles of Assessment and Rules of Evidence, an assessment for RIIMCU502E needs to address all 143 unit components: 4 elements with 25 performance criteria, 18 performance evidence requirements, 96 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 RIIMCU502E?
Auditori pulls the current release of RIIMCU502E 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.
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Can I check my existing RIIMCU502E assessment instead of generating a new one?
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