Google Links

Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

1. Plan and prepare to establish and maintain the gas management system
   • Access, interpret and apply gas management system, and ensure the work activity is compliant
   • Identify, evaluate and clarify coal seam characteristics and mine conditions, which contribute to flammable or irrespirable atmospheres or outbursts
   • Identify, analyse and evaluate hazards and risks relating to gas emissions and outbursts
   • Identify, analyse and evaluate the requirements for ventilation in relation to the types and amounts of gas emissions
   • Identify, analyse and evaluate gas hazards caused by disruption to the ventilation system and the impact on the mine atmosphere
   • Identify, analyse and evaluate the impacts of fire, ignition, outburst and explosion on the gas hazards
   • Identify, analyse and evaluate the impacts of water accumulations on gas management
2. Identify, analyse and evaluate gas control options and measures
   • Identify, analyse and evaluate the types and advantages/disadvantages of gas control options and management methods including gas drainage
   • Identify, analyse and evaluate the method, purpose and uses of gas monitoring systems
3. Design and develop gas management systems
   • Establish gas management systems
   • Establish surface infrastructure, which eliminates the risk of induced hazards in relation to potential gas emissions
   • Incorporate gas monitoring systems to minimise the potential hazards of gas
   • Incorporate ventilation systems and controls to minimise the risk of gas leakage
   • Incorporate contingency systems to mitigate the risks and hazards of gas
4. Establish the gas management system
   • Establish gas management system objectives, descriptions and responsibilities and incorporate into the management system
   • Identify, develop and establish hazard control procedures associated with gas management
   • Establish gas management monitoring system installation, operation and maintenance procedures
   • Establish gas control device installation, operation and maintenance procedures
   • Establish gas management system information recording and reporting procedures
   • Determine and review action levels and responses to minimise the hazards of gas
   • Establish gas emergency and evacuation procedures
   • Establish a program, including systems and procedures, to satisfy identified gas management training requirements
   • Develop and establish, audit, review and update procedures
5. Plan and prepare for the implementation of the gas management system
   • Identify, clarify and communicate to all personnel roles and responsibilities, as specified in the gas management system
   • Identify, forecast, obtain and allocate/schedule resources required for the implementation of the gas management system
   • Implement the gas management training program
   • Review gas management system implementation procedures, and implement required changes
6. Audit and review the gas management system
   • Audit mine gas monitoring systems operations for compliance
   • Audit mine gas control devices for compliance
   • Audit recording systems for compliance
   • Audit the maintenance program and procedures for compliance
   • Audit gas management training program for currency, relevance and compliance
   • Establish procedures for response to instances of non-compliance or other discrepancies/deficiencies revealed by audit
   • Identify and respond promptly to instances of non-compliance or other discrepancies/deficiencies revealed by audit
   • Maintain written records, reports and policy documentation
   • Identify and evaluate future gas management requirements and incorporate into planning procedures as stipulated by the gas management system
7. Plan and prepare to establish and maintain the gas management system
   • Access, interpret and apply gas management system, and ensure the work activity is compliant
   • Identify, evaluate and clarify coal seam characteristics and mine conditions, which contribute to flammable or irrespirable atmospheres or outbursts
   • Identify, analyse and evaluate hazards and risks relating to gas emissions and outbursts
   • Identify, analyse and evaluate the requirements for ventilation in relation to the types and amounts of gas emissions
   • Identify, analyse and evaluate gas hazards caused by disruption to the ventilation system and the impact on the mine atmosphere
   • Identify, analyse and evaluate the impacts of fire, ignition, outburst and explosion on the gas hazards
   • Identify, analyse and evaluate the impacts of water accumulations on gas management
8. Identify, analyse and evaluate gas control options and measures
   • Identify, analyse and evaluate the types and advantages/disadvantages of gas control options and management methods including gas drainage
   • Identify, analyse and evaluate the method, purpose and uses of gas monitoring systems
9. Design and develop gas management systems
   • Establish gas management systems
   • Establish surface infrastructure, which eliminates the risk of induced hazards in relation to potential gas emissions
   • Incorporate gas monitoring systems to minimise the potential hazards of gas
   • Incorporate ventilation systems and controls to minimise the risk of gas leakage
   • Incorporate contingency systems to mitigate the risks and hazards of gas
10. Establish the gas management system
    • Establish gas management system objectives, descriptions and responsibilities and incorporate into the management system
    • Identify, develop and establish hazard control procedures associated with gas management
    • Establish gas management monitoring system installation, operation and maintenance procedures
    • Establish gas control device installation, operation and maintenance procedures
    • Establish gas management system information recording and reporting procedures
    • Determine and review action levels and responses to minimise the hazards of gas
    • Establish gas emergency and evacuation procedures
    • Establish a program, including systems and procedures, to satisfy identified gas management training requirements
    • Develop and establish, audit, review and update procedures
11. Plan and prepare for the implementation of the gas management system
    • Identify, clarify and communicate to all personnel roles and responsibilities, as specified in the gas management system
    • Identify, forecast, obtain and allocate/schedule resources required for the implementation of the gas management system
    • Implement the gas management training program
    • Review gas management system implementation procedures, and implement required changes
12. Audit and review the gas management system
    • Audit mine gas monitoring systems operations for compliance
    • Audit mine gas control devices for compliance
    • Audit recording systems for compliance
    • Audit the maintenance program and procedures for compliance
    • Audit gas management training program for currency, relevance and compliance
    • Establish procedures for response to instances of non-compliance or other discrepancies/deficiencies revealed by audit
    • Identify and respond promptly to instances of non-compliance or other discrepancies/deficiencies revealed by audit
    • Maintain written records, reports and policy documentation
    • Identify and evaluate future gas management requirements and incorporate into planning procedures as stipulated by the gas management system

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 that the candidate:

locates and applies relevant legislation, documentation, policies and procedures

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

applying risk management processes and techniques

collecting, collating and evaluating gas data

accessing, evaluating and applying data from monitoring systems and equipment

performing gas planning mathematical calculations

interpreting computer spreadsheets and gas modelling / simulations

accessing, evaluating and applying design criteria for gas management

interpreting and applying mathematical and scientific theorems / laws related to gas management

accessing and analysing archival and historical gas information related to the mine

works effectively with others to undertake and complete the establishment and maintenance of the gas management system that meets all of the required outcomes including:

communicating clearly and concisely with others to receive and clarify work instructions, and convey work progress

identifying the relevant information and scope of the work necessary to meet the required outcomes

establishing technical procedures relating to gas management

demonstrates completion of establishing and maintaining the gad management plan that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

establishing gas management system objectives, descriptions and responsibilities

identifying viable options and selecting the gas management system elements that best meet the required outcomes

establishing gas training requirements, programs, systems and procedures

conducting enquiries / investigations and preparing reports

---

Knowledge Evidence

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

principles of ventilation management including mine and goaf ventilation systems

methods of mine ventilation and their applications/limitations

methods of panel gas management and their applications/limitations

impact of mining techniques and mine and panel design on gas management

coal characteristics and coal seam gradients on mine gas systems

components/factors to be considered in the gas management plan

effects of re-circulation

underground water management principles

gas management drilling techniques

geological data

equipment, monitoring systems and techniques

computer modeling and simulation techniques for gas management

computer-based systems for mine gas analysis

the use and calculation of specific gas emissions

gas surveys: the types, frequency and methods for conducting

processes for determining alarms and trigger points / levels

emergency response and evacuation/disaster planning processes and techniques

---