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Elements and Performance Criteria
Performance Evidence
The candidate must demonstrate the ability to complete the tasks outlined in the elements, performance criteria and foundation skills of this unit, including evidence of the ability to:
establish and maintain ventilation management systems on at least two occasions, including:identifying, collating and evaluating data, events and activities that impact on ventilation systemsidentifying and evaluation limitations of ventilations control devices and systemsdesigning and developing the ventilation management system incorporating principles and requirements of mine ventilation, including effects of mine gasesestablishing technical procedures relating to ventilationconfirming training program is established to address training needs relating to ventilation managementincorporating mine ventilation plan into work activityconducting enquiries/investigations throughout the audit of ventilation management planproviding solutions to noncompliance or other discrepancy preparing reports on ventilations management plan audits.During the above, the candidate must:locate and apply relevant legislation, documentation, policies and procedures and confirm work activity is compliantimplement requirements, procedures and techniques for establishing and maintaining ventilation management systems, including:accessing and analysing archival and historical ventilation information interpreting and applying mathematical and scientific theorems/laws related to ventilationaccessing, evaluating and applying design criteria for ventilation systems and devicesinterpreting computer spreadsheets and ventilation modelling/simulationsaccessing, evaluating and applying data from monitoring systems and equipmentwork effectively with others to establish and maintain ventilation management systems in a manner that meets required outcomes, including:communicating clearly and concisely with others to receive and clarify work instructions and convey work progressidentifying the relevant information and scope of the work necessary to meet required outcomesestablishing technical procedures relating to ventilation management.
Knowledge Evidence
The candidate must be able to demonstrate knowledge to complete the tasks outlined in the elements, performance criteria and foundation skills of this unit, including knowledge of:
key legislation required to establish and maintain mine ventilation management systemskey procedures and documentation required to establish and maintain mine ventilation management systems, including archival and historical ventilation informationprinciples, methods, applications and limitations of mine ventilation, including:exhaust/forceantitropalhomotropalflank returnsascensional/descensionalbleederZ/U/Y systemsprinciples, methods, applications and limitations of panel ventilation, including:homotropal and antitropal auxiliary fanscoursed ventilation (narrow side/wide side)machine mounted scrubber systemscompressed air venturisbleedersimpact of mining techniques and mine and panel design on ventilationimpact of coal characteristics and coal seam gradients on mine ventilation designprinciples and impacts of ventilation systems on gas drainage, spontaneous combustion, outburst and windblasttypes of mine gases, including: characteristics under varying circumstancessourcesphysiological effectsmethods of detectiontypes of airborne contaminants, including:sourcesphysical and physiological effectscontrol and mitigation methodstypes of mine fires, including: sources of ignitionpossible effects on the ventilation circuitprevention, control and mitigation methodstypes of mine explosions, including:ignition sourcespossible effects on the ventilation circuitprevention, control and mitigation methodspressure change principles, including: causesimpacts on the ventilation systemresponses, including the causes and effects of natural ventilation and recirculationheat and humidity principles, including sources and factors which may impact ventilation and personnelmine roadways and shafts design parameters and impacts on mine ventilationprinciples mine fans, including: fan lawstypesperformance characteristics and configurationsapplications and limitationstypes of ventilation control devices, including:purposesdesign criteria and specificationsdistribution and placement criteriaapplications and limitationsde-gassing methods of control, including:bratticeauxiliary fanscompressed air venturissailshurdlesbleedersdesign criteria, specifications and design processes of ventilation networks and individual circuitstypes, characteristics, uses and limitations of fixed ventilation monitoring systems types, characteristics, uses and limitations of portable monitoring equipment functions, capabilities, limitation and uses of computer modelling and simulation techniquescomputer-based systems for mine environmental analysisventilation management system development requirements and processestypes, frequency and method for conducting ventilation surveys, including:pressurequantitytemperaturegasdustprocesses and techniques for determining alarms and trigger points/levelsventilation theory, including: psychrometry and heatgas laws including Charles’s law and Boyle’s lawnatural ventilation pressuresair quality measurementcontrol device leakageduct leakageregulatorequivalent office calculation and Kirchoff’s lawstechniques for identifying individual training needs and reviewing ventilation management system training plansprinciples, processes and techniques for emergency response, evacuation and disaster planningtechniques for leading and coordinating work activities with others.