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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 precipitation operations
   • Access, interpret and apply precipitation operation documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Coordinate and communicate with other personnel using approved communication methods
   • Select and wear personal protective equipment appropriate for work activities
   • Select and use 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 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 equipment
   • Read and interpret and apply data from equipment indicators to determine precipitation efficiency
   • Continuously inspect and monitor operations/plant and catchment areas to identify defects and potential problems
   • Adjust equipment to approved operating parameters to optimise and maintain efficient precipitation
   • Add reagents to approved operating parameters
   • Determine the effects adjustments have on upstream or downstream outputs and communicate to others
   • Complete all required 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 equipment
   • Shutdown or isolates equipment based on process and safety requirements
   • Perform post shutdown or isolation checks
   • Returns equipment to service
5. Conduct housekeeping activities
   • Clear work area and dispose of or recycle materials
   • Clean and maintain condition of 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 precipitation operations
   • Access, interpret and apply precipitation operation documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Coordinate and communicate with other personnel using approved communication methods
   • Select and wear personal protective equipment appropriate for work activities
   • Select and use 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 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 equipment
   • Read and interpret and apply data from equipment indicators to determine precipitation efficiency
   • Continuously inspect and monitor operations/plant and catchment areas to identify defects and potential problems
   • Adjust equipment to approved operating parameters to optimise and maintain efficient precipitation
   • Add reagents to approved operating parameters
   • Determine the effects adjustments have on upstream or downstream outputs and communicate to others
   • Complete all required 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 equipment
   • Shutdown or isolates equipment based on process and safety requirements
   • Perform post shutdown or isolation checks
   • Returns equipment to service
10. Conduct housekeeping activities
    • Clear work area and dispose of or recycle materials
    • Clean and maintain condition of 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 applicable documentation, policies and procedures

implements the requirements, procedures and techniques for the safe, effective and efficient completion of precipitation operations 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

works effectively with others to undertake and complete the precipitation operations 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 conduction of precipitation operations that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

coordinating precipitation activity with others

adjusting equipment and communicating effects upstream and downstream

adding reagents

isolating and shutting down precipitation equipment in sequence and perform checks

performing minor maintenance

returning digestion equipment to service

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Knowledge Evidence

The candidate must demonstrate knowledge of conducting precipitation operations through:

apply organisation and site requirements and procedures for conducting precipitation operations including:

end-point identification

diagnosing faults

identifying and address hazards

interpreting reports

lift (manual, cranes and loads)

maintaining records

reporting defects

using relevant hand and power tools

breakdown procedures

contaminant identification

precipitation process

chemistry - basic solubility

sulphide precipitation

neutralisation precipitation

liquid and solid separation processes in precipitation and crystallisation

flocculation agents

filtration methods

emergency procedures

environmental procedures

equipment safety requirements

seeding and crystallisation processes

wet and dry working procedures

identifying equipment limitations and operating parameters

identifying repair requirements

interpreting and applying with isolation procedures

interpreting and applying metallurgical and technical data (basic)

describing pumping system and flow charts (pipeline and sprinkler systems)

identifying reagent types

monitoring sampling

identifying types of ores (basic)

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