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Elements and Performance Criteria

1. Plan and prepare for drilling operations
   • Obtain, interpret and confirm work requirements
   • Access, interpret and apply drilling operations documentation and confirm work activity is compliant
   • Identify and minimise environmental issues and potential hazards, and assess and address risks within scope of own role and according to workplace procedures
   • Select and wear personal protective equipment required to the work activities
   • Communicate emergency response and work health and safety requirements, including the possibility of wellbore influx and well control, to crew members
   • Communicate with other personnel at site according to work requirements and confirm briefings and handover details are communicated and received
   • Check, clean and lubricate equipment, including mud riser/conductor/connections and rectify and report any faults
   • Check tool requirements and assembled in wellhead area
2. Commence drilling operations
   • Obtain, interpret and clarify drilling program requirements
   • Undertake surface hole drilling according to work requirements and manufacturer specifications
   • Commence intermediate and main hole drilling operations
   • Monitor, maintain and record drilling parameters in line with drilling program
   • Calculate and maintain kill sheet requirements and carry out and record integrity tests
   • Maintain tubular tallies according to workplace procedures
   • Inspect and prepare casing running tools and casing for operation according to manufacturer specifications and workplace procedures
3. Maintain drilling operations
   • Undertake cementing preparations according to job requirements
   • Run casing and prepare for cementing according to job requirements
   • Undertake preparations, and give assistance in drilling stem tests and logging and coring operations
   • Instruct crew on safe core recovery procedures
   • Put arrangements in place for nippling-up and drilling out
4. Drill intermediate and/or main holes
   • Obtain, read and confirm drilling program and timing schedule
   • Check equipment and tools for sizing and integrity and rectify or report faults
   • Maintain hole within deviation limits
   • Adhere to sound drilling and safety practices during nippling-up and pressure testing operations
5. Prepare for hole abandonment
   • Confirm program for completion or abandonment
   • Check tools and equipment for integrity and rectify or report faults
   • Complete written reports according to workplace procedures
6. Conduct housekeeping activities
   • Clean, check, perform maintenance on and store plant, tools and equipment
   • Report issues identified with plant, tools and equipment

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:

conduct drilling operations on at least two occasions, including:

undertaking surface and main hole drilling

carrying out cementing procedures

maintaining drill hole

preparing the hole for abandonment

troubleshooting and problem solving, including rise in rotary torque and mud pressure

performing calculations, including:

quantities up-hole calculations

velocity specific calculations

gravity volumes calculations

capacities pressure calculations.

During the above, the candidate must:

locate and apply required documentation, policies and procedures

implement the requirements, procedures and techniques for conducting drilling operations, including:

identifying, addressing and reporting potential hazards and risks

carrying out emergency response

identifying, addressing and reporting environmental issues

preparing written records and reports

rectifying any identified faults and malfunctions within scope of own role and escalating where required

work with others to conduct drilling operations to meet required outcomes, including:

preparing for and organising work activities to meet task requirements

communicating with others to receive and clarify work instructions

using a range of communication techniques and aids to advise others of work activity and exclusion zones.

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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 for conducting drilling operations

key policies, procedures and established requirements for conducting drilling operations, including those for:

setting up work activity

site isolation, signage and erecting barriers

work health and safety

environmental issues

selecting all plant, tools and equipment to carry out tasks and checking for faults

carrying out work to specifications

communication techniques relevant to work activities

maintaining tubular tallies

calculations, including:

quantities up-hole calculations

velocity specific calculations

gravity volumes calculations

capacities pressure calculations.

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