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Elements and Performance Criteria

1. Identify, analyse and evaluate hazards associated with mine atmosphere
   • Access, interpret and apply ventilation management documentation and ensure the work activity is compliant
   • Identify and evaluate the sources and hazards of dust, gases and fumes
   • Identify, analyse and evaluate the likely impact of gas drainage
   • Identify, analyse and evaluate the hazards of spontaneous combustion, fire and explosion
   • Identify, analyse and evaluate the impact of ventilation pressure differentials
   • Identify, analyse and evaluate the effect of changes in air temperature, pressure and humidity
2. Identify, analyse and evaluate events which impact on ventilation
   • Identify and evaluate the impact of disruption to the ventilation system
   • Identify and evaluate the causes and effects of recirculation
   • Identify, analyse and evaluate the potential for and likely impact of windblast
   • Identify, analyse and evaluate the potential for and likely impact of outburst
   • Identify, analyse and evaluate the impacts of holing into previous workings
   • Identify, analyse and evaluate the impact of water
   • Identify, analyse and evaluate the potential for, and likely impact of spontaneous combustion, fires and explosion
3. Identify, analyse and evaluate mine ventilation control options and measures
   • Identify, analyse and evaluate the types, applications and limitations of the ventilation control devices
   • Identify and evaluate the impact of mine design on the ventilation system
   • Identify and evaluate the methods, purposes and limitations of mine monitoring systems and processes
4. Design and develop the ventilation management system
   • Access, interpret and clarify the relevant legislative and site requirements
   • Incorporate the principles and requirements of mine ventilation, including the effects of mine gases into the design and development of the ventilation system
   • Identify design criteria and specification for ventilation networks and incorporate
   • Identify, evaluate and incorporate the requirement for mine fans
   • Evaluate ventilation control device options against requirements and incorporate
   • Incorporate ventilation and environmental monitoring systems
5. Establish the ventilation management plan
   • Establish and incorporate mine ventilation objectives, systems descriptions and responsibilities into the ventilation management plan
   • Establish procedures for the installation, operation and maintenance of ventilation monitoring systems
   • Prepare and establish procedures for the installation, operation and changes to ventilation control devices
   • Determine trigger levels for each hazard and incorporate
   • Establish a ventilation system maintenance program and procedures and incorporate
   • Incorporate audit, review and update procedures for the ventilation systems
   • Establish a program including systems and procedures to satisfy identified ventilation management training requirements
   • Establish a procedure for planning, controlling, implementing, recording and communicating changes to mine ventilation systems and components and incorporate
6. Plan and prepare for the implementation of the ventilation management plan
   • Identify and interpret the relevant legislative and site requirements
   • Access and interpret the ventilation management plan
   • Identify, clarify and communicate roles and responsibilities
   • Identify, forecast, obtain and allocate/schedule required resources
   • Implement the ventilation management training program
   • Encourage, receive, review and, where appropriate, implement suggestions and recommendations for changes to ventilation management implementation procedures
7. Audit and review the ventilation management plan
   • Audit ventilation standards for compliance
   • Audit ventilation control devices for compliance
   • Audit monitoring systems for compliance
   • Audit ventilation recording systems for compliance =
   • Audit ventilation system maintenance program and procedures for compliance
   • Audit the ventilation management training program for currency, relevance and compliance
   • Audit and review the planning process of future ventilation requirements
   • Identify and correct non-compliance or other discrepancies/deficiencies revealed by audit
8. Identify, analyse and evaluate hazards associated with mine atmosphere
   • Access, interpret and apply ventilation management documentation and ensure the work activity is compliant
   • Identify and evaluate the sources and hazards of dust, gases and fumes
   • Identify, analyse and evaluate the likely impact of gas drainage
   • Identify, analyse and evaluate the hazards of spontaneous combustion, fire and explosion
   • Identify, analyse and evaluate the impact of ventilation pressure differentials
   • Identify, analyse and evaluate the effect of changes in air temperature, pressure and humidity
9. Identify, analyse and evaluate events which impact on ventilation
   • Identify and evaluate the impact of disruption to the ventilation system
   • Identify and evaluate the causes and effects of recirculation
   • Identify, analyse and evaluate the potential for and likely impact of windblast
   • Identify, analyse and evaluate the potential for and likely impact of outburst
   • Identify, analyse and evaluate the impacts of holing into previous workings
   • Identify, analyse and evaluate the impact of water
   • Identify, analyse and evaluate the potential for, and likely impact of spontaneous combustion, fires and explosion
10. Identify, analyse and evaluate mine ventilation control options and measures
    • Identify, analyse and evaluate the types, applications and limitations of the ventilation control devices
    • Identify and evaluate the impact of mine design on the ventilation system
    • Identify and evaluate the methods, purposes and limitations of mine monitoring systems and processes
11. Design and develop the ventilation management system
    • Access, interpret and clarify the relevant legislative and site requirements
    • Incorporate the principles and requirements of mine ventilation, including the effects of mine gases into the design and development of the ventilation system
    • Identify design criteria and specification for ventilation networks and incorporate
    • Identify, evaluate and incorporate the requirement for mine fans
    • Evaluate ventilation control device options against requirements and incorporate
    • Incorporate ventilation and environmental monitoring systems
12. Establish the ventilation management plan
    • Establish and incorporate mine ventilation objectives, systems descriptions and responsibilities into the ventilation management plan
    • Establish procedures for the installation, operation and maintenance of ventilation monitoring systems
    • Prepare and establish procedures for the installation, operation and changes to ventilation control devices
    • Determine trigger levels for each hazard and incorporate
    • Establish a ventilation system maintenance program and procedures and incorporate
    • Incorporate audit, review and update procedures for the ventilation systems
    • Establish a program including systems and procedures to satisfy identified ventilation management training requirements
    • Establish a procedure for planning, controlling, implementing, recording and communicating changes to mine ventilation systems and components and incorporate
13. Plan and prepare for the implementation of the ventilation management plan
    • Identify and interpret the relevant legislative and site requirements
    • Access and interpret the ventilation management plan
    • Identify, clarify and communicate roles and responsibilities
    • Identify, forecast, obtain and allocate/schedule required resources
    • Implement the ventilation management training program
    • Encourage, receive, review and, where appropriate, implement suggestions and recommendations for changes to ventilation management implementation procedures
14. Audit and review the ventilation management plan
    • Audit ventilation standards for compliance
    • Audit ventilation control devices for compliance
    • Audit monitoring systems for compliance
    • Audit ventilation recording systems for compliance =
    • Audit ventilation system maintenance program and procedures for compliance
    • Audit the ventilation management training program for currency, relevance and compliance
    • Audit and review the planning process of future ventilation requirements
    • Identify and correct non-compliance or other discrepancies/deficiencies revealed by audit

Performance Evidence

Evidence is required to be collected that demonstrates a candidate’s competency in this unit. Evidence must be relevant to the roles within this sector’s work operations and satisfy all of the requirements of the performance criteria of this unit and include evidence that the candidate:

locates and applies relevant legislation, documentation, policies and procedures

implements the requirements, procedures and techniques for the safe, effective and efficient establishment and maintenance of the ventilation management system including:

accessing and analysing archival and historical ventilation information

interpreting and applying mathematical and scientific theorems/laws related to ventilation

accessing, evaluating and applying design criteria for ventilation systems and devices

interpreting computer spreadsheets and ventilation modelling/simulations

accessing, evaluating and applying data from monitoring systems and equipment

establishing ventilation training requirement, programs, systems and procedures

demonstrates completion of the establishment and maintenance of the ventilation management system that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

identifying, collecting, collating and evaluating data, events and activities that impact on ventilation systems

identifying and evaluation limitation of ventilations control devices and systems

designing and developing the ventilation management system

establishing technical procedures relating to ventilation

incorporating mine ventilation plan into work activity

conducting enquiries/investigations throughout the audit of ventilation management plan

providing solutions to noncompliance or other discrepancy

preparing reports on ventilations management plan audits

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Knowledge Evidence

The candidate must demonstrate knowledge in establishing and maintaining the ventilation management system through:

methods of mine ventilation and their applications/limitations including:

exhaust/force

antitropal

homotropal

flank returns

ascensional/descensional

bleeder

ZUY systems

other combinations

identifying methods of panel ventilation and their applications/limitations including:

homotropal and antritropal auxiliary fans

coursed ventilation (narrow side/wide side)

machine mounted scrubber systems

compressed air venturis

bleeders

impact of mining techniques and mine and panel design on ventilation

impact of coal characteristics and coal seam gradients on mine ventilation design

principles and impacts of the ventilation system of gas drainage, spontaneous combustion, outburst and windblast

mine gases; the types and their characteristics under varying circumstances, sources, physiological effects and methods of detection

dust, fumes and other particulate matter; the types, sources, physical and physiological effect, and control/mitigation methods

mine fires; the types, sources of ignition, possible effects on the ventilation circuit and prevention/control/mitigation methods

mine explosions; types, ignition sources, possible effects on the ventilation circuit and prevention/control/mitigation methods

pressure changes; causes, the impacts on the ventilation system, and responses (to include the causes and effects of natural ventilation and recirculation)

heat/humidity; the sources and factors which may impact ventilation and personnel

mine roadways and shafts; their design parameters and impact of mine ventilation

mine fans; fan laws, fan types, performance characteristics, configurations, applications and limitations

ventilation control devices; the types, purposes, design criteria and specifications, distribution/placement criteria and limitations

de-gassing; methods of control – including brattice, auxiliary fans, compressed air venturis, sails, hurdles and bleeders

ventilation networks and individual circuit design criteria, specifications and design processes

fixed ventilation monitoring systems types, characteristics, uses and limitations

portable monitoring equipment, types, characteristics, uses and limitations

functions, capabilities, advantages, limitation and uses of computer modelling and simulation techniques

computer-based systems for mine environmental analysis

ventilation management plan development requirements and processes

ventilation surveys; the types, frequency and method for conducting including pressure/quantity/temperature and gas/dust

processes and techniques for determining alarms and trigger points/levels

general uses and application of ventilation theory

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