RIIMCU503D — Implement the gas drainage management plan

Elements & performance criteria

Performance evidence

• locates and applies relevant legislation, documentation, policies and procedures
• implements the procedures and techniques for the safe, effective and efficient implementation of the gas drainage management plan including: planning and coordinating work to meet site/legislative requirements
• implements the procedures and techniques for the safe, effective and efficient implementation of the gas drainage management plan including: operating hand held monitoring equipment
• implements the procedures and techniques for the safe, effective and efficient implementation of the gas drainage management plan including: accessing, evaluating and applying design criteria for gas drainage systems and devices
• implements the procedures and techniques for the safe, effective and efficient implementation of the gas drainage management plan including: collecting, collating and evaluating gas drainage data
• implements the procedures and techniques for the safe, effective and efficient implementation of the gas drainage management plan including: completing gas drainage planning mathematical calculations
• implements the procedures and techniques for the safe, effective and efficient implementation of the gas drainage management plan including: interpreting geological information
• implements the procedures and techniques for the safe, effective and efficient implementation of the gas drainage management plan including: preparing records and reports
• implements the procedures and techniques for the safe, effective and efficient implementation of the gas drainage management plan including: applying the principles of mine design
• works with others to undertake and complete the implementation of the gas drainage management plan that meets all of the required outcomes including: communicating clearly and concisely with others to receive and clarify work instructions, and convey work progress
• works with others to undertake and complete the implementation of the gas drainage management plan that meets all of the required outcomes including: identifying the relevant information and scope of the work necessary to meet the required outcomes
• works with others to undertake and complete the implementation of the gas drainage management plan that meets all of the required outcomes including: developing procedures appropriate to mine operations for management of gas drainage
• works with others to undertake and complete the implementation of the gas drainage management plan that meets all of the required outcomes including: identifying training needs related to the gas drainage
• preparing and interpreting briefings and handover details
• demonstrates completion of implementing the gas drainage management plan that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including: identifying viable options and selecting the gas drainage management plan elements that best meet the required outcomes
• demonstrates completion of implementing the gas drainage management plan that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including: conducting enquiries/investigations and preparing reports
• demonstrates completion of implementing the gas drainage management plan that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including: establishing technical procedures relating to gas drainage
• demonstrates completion of implementing the gas drainage management plan that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including: assessing the risks and consequences of gas drainage

Knowledge evidence

• methods of gas drainage: their applications/limitations against the mine design, mine and panel ventilation systems, systems of mining and current and future mine development
• drilling options and related equipment and techniques including: impacts of intersecting and intersected holes and hole design
• gas drainage on mining techniques, mine and panel design and production output
• strata geology and coal seam characteristics on the gas drainage management plan, including: • the effects of the type and quantity of gas in the coal seam
• strata geology and coal seam characteristics on the gas drainage management plan, including: coal seam gradient, moisture content, friability, the porous features of the coal seam, stresses and intrusions
• strata control systems and their effects on gas drainage
• outburst mining monitoring procedures
• components/factors to be considered in the gas management plan including: pressure changes: causes, the impacts on the ventilation system, and the effects on gas drainage
• components/factors to be considered in the gas management plan including: heat/humidity: the sources and factors which may impact on gas drainage and personnel
• components/factors to be considered in the gas management plan including: underground water management principles and systems
• components/factors to be considered in the gas management plan including: the impacts of accumulation of coal dust after gas drainage has been completed
• components/factors to be considered in the gas management plan including: mine and goaf ventilation systems
• equipment, monitoring systems and techniques including: mine fans: fan laws, fan types, performance characteristics, configurations, applications and limitations in association with the gas drainage management plan,
• equipment, monitoring systems and techniques including: ventilation control devices: the types, purposes, design criteria and specificatio ns, distribution/placement criteria and limitations
• equipment, monitoring systems and techniques including: de-gassing: methods of control – including brattice, auxiliary fans, compressed air venturis, sails, hurdles, bleeders and purging
• fixed gas drainage monitoring systems: types, characteristics, uses and limitations
• gas drainage surveys: the types, frequency and method for conducting including pressure/quantity/temperature and gas
• use of computer-based systems for mine environment and gas drainage systems analysis
• processes and techniques for determining alarms and trigger points/levels
• • ventilation theory, including: Atkinson’s equation
• • ventilation theory, including: methods of determining frictional resistance
• • ventilation theory, including: gas laws, including Charles and Boyle
• • ventilation theory, including: natural ventilation pressures
• • ventilation theory, including: gas make
• • ventilation theory, including: leakage
• • ventilation theory, including: determination of mine resistance curves
• • ventilation theory, including: regulator and equivalent orifice calculation
• • ventilation theory, including: determination of fan operating/duty points
• • ventilation theory, including: Kirkoff’s laws
• emergency response and evacuation/disaster planning processes and techniques

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