Unit of competency Outline

Date retreived
22/07/2026 8:25 PM AWST

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Prepare and operate drilling fluid systems

Prepare and operate drilling fluid systems

Unit of competency
National Code
RIIOGD203F
State Code
OBV91
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
030717 - Plant And Machine Operations
Original Release Date
05/03/2021
Nominal Hours
25
Description
This unit describes the skills and knowledge required to apply prepare and operate drilling fluid systems in drilling. It prepares individuals to establish operational requirements, select and test equipment, prepare and pump drilling fluids and operate a hopper system.It applies to those working in assistant roles. They generally work under supervision to undertake a prescribed range of functions involving known routines and procedures.Licensing, legislative and certification requirements that apply to this unit can vary between states, territories, and industry sectors. Users must check requirements with relevant body before applying the unit.
Notes
Elements and Performance Criteria
1. Plan and prepare for operations
  • 1.1 Obtain, interpret and confirm work requirements
  • 1.2 Access, interpret and apply drilling fluid system documentation and confirm work activity is compliant
  • 1.3 Identify and minimise environmental issues and potential hazards, and assess and address risks within scope of own role and according to workplace procedures
  • 1.4 Select the personal protective equipment required for work activity
  • 1.5 Communicate with other personnel on site as required and confirm briefings and handover details are communicated and received
  • 1.6 Assess geographic layout and confirm type of fluid system in use is suitable
  • 1.7 Assess operation of mud mixers, dump valves and equalising valves
  • 1.8 Identify and locate mud pump and discharge system
2. Establish operational requirements
  • 2.1 Clarify difficulties in carrying out instructions with relevant personnel
  • 2.2 Confirm availability and status of necessary permits to work
  • 2.3 Confirm availability of necessary third party utilities
  • 2.4 Confirm availability of required quantities and type of consumables
  • 2.5 Identify errors, omissions and shortages and take remedial action as required within functional responsibility
3. Select and test equipment
  • 3.1 Identify and select equipment required for work activities
  • 3.2 Identify defects in equipment and take remedial action as required within functional responsibility
  • 3.3 Confirm equipment is functional and fit for purpose and environment in which it will be used
  • 3.4 Lubricate fluid circulation components
4. Prepare drilling fluids
  • 4.1 Confirm availability of sufficient quantities and types of fluids against operational requirements
  • 4.2 Confirm tanks and mixing equipment are clean and free from contamination according to instructions
  • 4.3 Mix and treat fluids to specification
  • 4.4 Obtain, label in writing and store samples according to workplace procedures and operational requirements
5. Pump drilling fluids and record data
  • 5.1 Confirm recording and monitoring devices are pre-set to required parameters
  • 5.2 Operate equipment according to safety and operational requirements
  • 5.3 Assist with weighing and measuring viscosity of samples and record details
  • 5.4 Record in writing data at scheduled times and frequencies according to operational requirements
6. Conduct hopper system operating procedures
  • 6.1 Identify type of hopper system
  • 6.2 Operate and maintain hopper system and associated components
  • 6.3 Measure, calculate and log in writing mud properties
  • 6.4 Recognise, record and report changes in returns of drilling fluid and pit volumes
No information
No information
Replaces
State Code National Code Title Type
AWB91 RIIOGD203E Prepare and operate drilling fluid systems Unit of competency
State Code National Code Title Type
BFI4 RII32020 Certificate III in Drilling Oil & Gas (Onshore) Qualification