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Elements and Performance Criteria

1. Plan and prepare to establish and maintain inrush management system
   • Access, interpret and apply inrush management documentation
   • Identify the potential sources and effects of inrush
   • Analyse and evaluate mine site historical information for indications of inrush potential
   • Identify, analyse and evaluate geological and physical conditions that contribute to inrush potential
   • Identify, analyse and evaluate inrush hazards and risks
   • Identify, analyse and evaluate the effects of inrush on mine operations and personnel
2. Identify, analyse and evaluate potential inrush controls
   • Identify, analyse and evaluate potential inrush controls
   • Identify, analyse and evaluate inrush controls to address matters identified from the review of historical information
   • Identify, analyse and evaluate inrush controls to address geological and physical conditions
   • Identify, analyse, evaluate and confirm the validity of mine plans and associated records
   • Identify, analyse and evaluate the methods, purposes and capabilities of mine monitoring systems
3. Design and develop inrush management system
   • Design and develop inrush controls for addressing inrush hazardsaccording to site requirements
   • Determine personnel safety measures and techniques and incorporate into inrush management system according to site requirements
   • Design and/or incorporate services and infrastructure protection measures into inrush management system according to site requirements
   • Design and develop mine monitoring requirements relating to inrush according to site requirements
4. Establish inrush management system
   • Develop and establish inrush hazard identification, analysis and reporting procedures according to site requirements
   • Establish actions and procedures required in response to inrush indicators according to site requirements
   • Develop permit-to-mine procedures according to site requirements
   • Establish personnel safety measures and techniques according to site requirements
   • Establish services and infrastructure protection measures for minimising inrush damage according to site requirements
   • Establish the monitoring, recording and reporting procedures according to site requirements
   • Establish emergency response and evacuation plans according to site requirements
   • Establish training requirements for inrush management plan
5. Plan and prepare to implement inrush management system
   • Access, interpret and clarify inrush management plan
   • Identify, clarify and communicate to all personnel roles and responsibilities according to inrush management plan
   • Identify, forecast, obtain and allocate/schedule resources required for implementation of inrush management plan
   • Review inrush management plan implementation procedures, and implement changes as required
6. Audit and review inrush management system
   • Audit the inrush management system according to site requirements
   • Audit mine monitoring systems according to site requirements
   • Audit inrush hazard identification, monitoring and response procedures according to site requirements
   • Audit recording plans and procedures according to site requirements
   • Audit inrush training plan according to inrush management system requirements
   • Identify and respond to instances of non-compliance or other discrepancies/deficiencies revealed by audit
   • Maintain records, reports and policy documentation according to site requirements

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 the inrush management system on at least two occasions, including:

identifying viable options and the selection of inrush management techniques that best meet required outcomes

developing and establishing inrush hazard identification, analysis and reporting procedures

establishing inrush training requirements

conducting enquiries and investigations and preparing reports.

During the above, the candidate must:

locate and apply relevant legislation, documentation, policies and procedures and confirm work activity is compliant

implement procedures and techniques for establishing and maintaining inrush management systems, including:

assessing risks and consequences of inrush

operating hand held monitoring equipment

accessing and evaluating data from monitoring equipment

performing inrush planning mathematical calculations

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

accessing and applying design criteria for inrush management systems

interpreting computer spreadsheets and inrush modelling/simulations

accessing and analysing archival and historical water storage and inrush information related to the mine

work effectively with others to establish and maintain inrush management systems, 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 required outcomes

developing procedures appropriate to mine operations for prevention of inrush.

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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 inrush management systems

key procedures and documentation required to establish and maintain inrush management systems

inrush management systems principles and components, including techniques for:

identifying and evaluating systems of work

identifying and assessing factors affecting stability of mining structures

analysing and evaluating mine site historical information

mine mapping of inrush zones, related geology and features

identifying and evaluating the impact of differing geological features and conditions on inrush zones

interpreting and applying mathematical and scientific theorems, laws and calculations relating to inrush

establishing personnel safety measures

identifying and evaluating use of monitoring systems and techniques

audit and review

principles, processes and techniques for emergency response, evacuation and disaster planning

techniques for leading and coordinating work activities with others.

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