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Elements and Performance Criteria

1. Plan and prepare for assisting with mud rotary drilling
   • Access, interpret and apply assist mud rotary drilling documentation, and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Identify and address potential risks, hazards and environmental issues and implement control measures
   • Select and wear personal protective equipment appropriate for the work activity
   • Communicate and coordinate activities with others throughout the work activity
   • Load, unload and move tools and equipment
   • Set up and stabilise pipe racks
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
2. Support the rotary mud drilling process
   • Fit and remove bits, reamers and stabilizers to and from the drill string
   • Prepare drill string in readiness for tripping and drilling
   • Add and remove drill pipe and collars from the drill string
   • Inspect drill pipe, collars, bits, threads and associated equipment for damage
   • Continually monitor hazards and risks, and ensure safety of self, other personnel, plant and equipment
   • Use pipe and casing handling equipment
3. Handle samples
   • Apply safety precautions when handling potentially hazardous samples
   • Obtain and/or lay out disturbed samples
   • Bag, properly label and store samples for transport
   • Clean and service sampling tools
   • Store undisturbed samples for transport
4. Mix drilling fluids
   • Check labels and read and interpret safety information, hazard codes and safety data sheets (SDS)
   • Mix drilling fluids
   • Carry out storage of drilling mud components and additives
   • Perform basic tests on the fluid and record and report the results
5. tools and equipment
   • Perform inspections and routine checks on ancillary equipment
   • Perform inspections and basic maintenance on pipe handling equipment
   • Complete housekeeping activities
   • Process records
6. Carry out basic maintenance of tools and equipment
   • Perform inspections and routine checks on ancillary equipment
   • Perform inspections and basic maintenance on pipe handling equipment
   • Complete housekeeping activities
   • 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 assisting with mud rotary drilling including:

operation of ancillary equipment

basic maintenance of ancillary equipment

conducting housekeeping

works effectively with others to undertake and complete the mud rotary drilling tasks that meets all of the required outcomes including:

complying with written and verbal reporting requirements and procedures

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

communicating clearly and concisely with others to resolve coordination requirements prior to commencing and during work activities

demonstrates completion of assisting with mud rotary drilling that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

fitting and removing bits and reamers to and from the drill string

preparing drill string in readiness for tripping and drilling

adding and removing drill pipe to and from the drill string

inspecting, addressing and reporting, drill pipe, bits, threads and associated equipment for damage

correctly mixing the drilling fluid

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Knowledge Evidence

The candidate must demonstrate knowledge in assisting mud rotary drilling through:

applying the organisation and site requirements and procedures for:

work, health and safety

environmental issues

identifying the care of samples including storage and transport

being prepared for fire/accident/emergency

using safety data sheets (SDS)

using the correct types of mud pumps and understanding their applications

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