Unit of competency Outline

Date retreived
23/07/2026 4:57 AM AWST

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Conduct down-hole hammer drilling

Conduct down-hole hammer drilling

Unit of competency
National Code
RIINHB330
State Code
OBV83
TGA Status
Current
DTWD Status
Approved
Current Release Number
1.00
Current Release Date
23/09/2020
View on TGA
State Implementation and Classification
Approved Date
05/03/2021
Field of Education
030303 - Mining Engineering
Original Release Date
05/03/2021
Nominal Hours
40
Description
This unit describes a participant’s skills and knowledge required to conduct down-hole hammer drilling in Drilling.This unit is appropriate for those working in operational roles for down-hole hammer drilling.Licensing, legislative, regulatory and certification requirements that apply to this unit can vary between states, territories, and Industry sectors. Relevant information must be sourced prior to application of the unit.
Notes
Elements and Performance Criteria
1. Plan and prepare for down-hole hammer drilling
  • 1.1 Access, interpret and apply drilling documentation and ensure the work activity is compliant
  • 1.2 Obtain, confirm, clarify, confirm and apply work instructions
  • 1.3 Identify, manage and report verbally or in writing all potential hazards and risks
  • 1.4 Resolve coordination requirements with others prior to commencing and during work activities
  • 1.5 Select and wear correct personal protective equipment, tools and equipment to carry out tasks, check for serviceability and rectify or report any faults
  • 1.6 Check restraining devices on all pressure hoses
  • 1.7 Fit/replace restraining devices on pressure hoses
  • 1.8 Raise alarm/report as required
2. Operate down hole hammer drill
  • 2.1 Select appropriate rod type, thread form and drill string components for job
  • 2.2 Measure and select appropriate bit for the job
  • 2.3 Correctly collar hole
  • 2.4 Use rod handling equipment safely and correctly
  • 2.5 Add/break out and remove drill rods/pipes and down hole equipment
  • 2.6 Weight/feed/rotate drill at right rate for optimum penetration
  • 2.7 Adjust air pressure to achieve required hole clearance
  • 2.8 Measure line string and calculate depth of hole
3. Use drilling fluids
  • 3.1 Identify hole conditions, assess requirements of dust control fluids
  • 3.2 Select suitable ingredients/fluids
  • 3.3 Prepare/monitor the preparation of required fluids
  • 3.4 Use dust control fluids to achieve required result
4. Maintain equipment
  • 4.1 Monitor equipment wear
  • 4.2 Check all equipment and hoses
  • 4.3 Disassemble, inspect and reassemble down hole hammers
  • 4.4 Replace/adjust and report damaged/worn parts
  • 4.5 Undertake bit sharpening
5. Respond to problems
  • 5.1 Monitor operation and chips/sample/air return
  • 5.2 Identify possible problems in equipment or process
  • 5.3 Clear blockages safely
  • 5.4 Determine other problems and maintenance tasks needing action
  • 5.5 Determine possible fault causes
  • 5.6 Rectify problem using appropriate solution within area of responsibility
  • 5.7 Follow through items initiated until final resolution has occurred
  • 5.8 Verbally or in writing report problems outside area of responsibility to designated person
No information
No information
Replaces
State Code National Code Title Type
WH016 RIIBHD305D Conduct down-hole hammer drilling Unit of competency