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 for digestion operations
   • Access, interpret and apply digestion process documentation and ensure the work activity is compliant
   • Obtain read, , interpret, clarify and confirm work requirements
   • Coordinate activity and communicate with other personnel using approved communication methods
   • Select and wear personal protective equipment appropriate for work activities
   • Select appropriate type of auxiliary equipment for work activities
   • Perform equipment pre-start checks to ensure equipment is ready for operation
   • Identify and address potential risks, hazards and environmental issues, and implement control measures
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
   • Use approved dust suppression and extraction methods
   • Ensure area is well ventilated before entry into work area
2. Start-up digestion equipment in sequence
   • Carry out start-up procedures and complete start-up checks according to plant configurations and system requirements
   • Confirm plant is operational
3. Operate and monitor digestion equipment
   • Read and interpret and apply data from equipment indicators to determine efficiency
   • Continuously inspect and monitor operations/plant and catchment areas to digestion process defects and potential problems
   • Adjust equipment to approved operating parameters to optimise and maintain efficient digestion and to meet product quality targets
   • Determine the effects adjustments have on upstream or downstream outputs and communicate to others
   • Add reagents to approved operating parameters
   • Complete all required written documentation clearly, concisely and on time
   • Pass on end of shift information verbally or in writing to oncoming shift
4. Shutdown in sequence and/or isolate digestion equipment
   • Shutdown or isolate equipment based on process and safety requirements
   • Perform post shutdown or isolation checks
   • Return equipment to service
5. Conduct housekeeping activities
   • Clear work area and dispose of or recycle materials
   • Clean and maintain condition of digestion equipment, ensure suitability for use, and address/report issues
   • Manage and/or report hazards, and maintain a safe working environment
   • Process records
6. Plan and prepare for digestion operations
   • Access, interpret and apply digestion process documentation and ensure the work activity is compliant
   • Obtain read, , interpret, clarify and confirm work requirements
   • Coordinate activity and communicate with other personnel using approved communication methods
   • Select and wear personal protective equipment appropriate for work activities
   • Select appropriate type of auxiliary equipment for work activities
   • Perform equipment pre-start checks to ensure equipment is ready for operation
   • Identify and address potential risks, hazards and environmental issues, and implement control measures
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
   • Use approved dust suppression and extraction methods
   • Ensure area is well ventilated before entry into work area
7. Start-up digestion equipment in sequence
   • Carry out start-up procedures and complete start-up checks according to plant configurations and system requirements
   • Confirm plant is operational
8. Operate and monitor digestion equipment
   • Read and interpret and apply data from equipment indicators to determine efficiency
   • Continuously inspect and monitor operations/plant and catchment areas to digestion process defects and potential problems
   • Adjust equipment to approved operating parameters to optimise and maintain efficient digestion and to meet product quality targets
   • Determine the effects adjustments have on upstream or downstream outputs and communicate to others
   • Add reagents to approved operating parameters
   • Complete all required written documentation clearly, concisely and on time
   • Pass on end of shift information verbally or in writing to oncoming shift
9. Shutdown in sequence and/or isolate digestion equipment
   • Shutdown or isolate equipment based on process and safety requirements
   • Perform post shutdown or isolation checks
   • Return equipment to service
10. Conduct housekeeping activities
    • Clear work area and dispose of or recycle materials
    • Clean and maintain condition of digestion equipment, ensure suitability for use, and address/report issues
    • Manage and/or report hazards, and maintain a safe working environment
    • Process records

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 documentation, policies and procedures

implements the requirements, procedures and techniques for the safe, effective and efficient completion of the digestion process including:

conducting prestart, shutdown and secure of equipment

identifying and reporting all potential hazards, risks, environmental issues

applying operational safety requirements

accessing, interpreting and applying technical information

determine the range of causes that impact on digestion

works effectively with others to undertake and complete the digestion process in a way that meets all of the required outcomes including:

using a range of communications techniques and equipment to convey information to others

maintaining written and verbal reporting requirements and procedures

communicating clearly and concisely with others to receive and clarify work instruction

demonstrates completion of the digestion process that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

coordinating digestion activity with others

adjusting equipment and communicating effects upstream and downstream

adding reagents

isolating and shutting down digestion equipment in sequence and perform checks

returning digestion equipment to service

---

Knowledge Evidence

The candidate must demonstrate knowledge of conducting digestion processes through:

applying organisation and site requirements and procedures for conducting the digestion process including:

site procedures

wet and dry working conditions

site safety requirements

isolation procedures

WHS procedures

operational procedures and checks

emergency procedures

environmental procedures

equipment safety requirements

hazardous goods procedures and consequences of spills and hazardous goods

breakdown procedures

using hand and power tools

pumping system and flow charts (pipeline and sprinkler systems)

sampling

diagnosing and interpreting faults

identifying, managing and reporting hazards

handling hazardous goods

interpreting reports

using lift (manual, cranes and loads)

accurately maintaining records

identifying and reporting defects

applying safe work practices

troubleshooting

identifying contaminants

complying with digestion process (basic)

identifying equipment limitations and operating parameters

complying with equipment safety requirements

identifying repair requirements

interpreting metallurgical and technical data (basic)

identifying reagent types

identifying types of ores (basic)

---