Unit of competency Outline

Date retreived
22/07/2026 9:34 PM AWST

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Conduct pipeline pigging

Conduct pipeline pigging

Unit of competency
National Code
PMAOPS335
State Code
AXM96
TGA Status
Replaced
DTWD Status
Replaced
Current Release Number
1.00
Current Release Date
02/06/2016
View on TGA
State Implementation and Classification
Approved Date
05/08/2016
Field of Education
030717 - Plant And Machine Operations
Original Release Date
05/08/2016
Nominal Hours
20
Description
This unit of competency covers the skills and knowledge required to conduct pipeline pigging. It applies to any type of pig (pipeline inspection gauge) in or on a large plant/platform, including batching, cleaning, gauging, intelligent and foam pigs.This unit of competency applies to operations technicians who are required to demonstrate a significant understanding of pipeline operations in order to prepare for, launch and receive pig, identify and rectify operational problems, and interpret pigging data.This unit of competency applies to an individual operating independently in a plant with local control or in liaison with the control room operator in a plant with a centralised control panel, such as distributed control system (DCS) type controls. In the case of large complex plant, the operations technician would be part of a team during start-up and shutdown procedures. This unit of competency applies to an individual working alone or as part of a team or group and working in liaison with other shift team members and the control room operator, as appropriate They may also be communicating with customers.No licensing, legislative or certification requirements apply to this unit at the time of publication.
Notes
Elements and Performance Criteria
1 Prepare for work
  • 1.1 Identify work requirements
  • 1.2 Identify and control hazards
  • 1.3 Coordinate with appropriate personnel
2 Prepare the pipeline system for pigging (launching/ receiving)
  • 2.1 Liaise with the relevant people to ensure correct flow conditions are in the pipeline system prior to launching
  • 2.2 Verify that all required permits have been issued
  • 2.3 Prepare specified pig in accordance with requirements
  • 2.4 Prepare pipeline for pigging operation in accordance procedures
3 Launch, monitor progress and/or receive pig
  • 3.1 Prepare launching and/or receiving scraper barrels and intermediate site for launching/receiving operations
  • 3.2 Load and launch/receive pig in accordance with procedures
  • 3.3 Calculate pig travel speed during the pig's progress
  • 3.4 Monitor and track progress of the pig in the pipeline system
  • 3.5 Identify potential pigging problems
  • 3.6 Take actions specified in procedures in response to results from monitoring
4 Interpret pigging data
  • 4.1 Inspect the pig to determine wear and/or other information
  • 4.2 Interpret pigging data from inspection, measurement and/or sample of the waste material gathered during pigging operations in accordance with procedures
  • 4.3 Take action specified in procedures
  • 4.4 Dispose of waste materials to procedures
  • 4.5 Record data accurately to assist with assessment of pipeline condition
No information
No information
Replaces
State Code National Code Title Type
W8884 PMAOPS335A Conduct pipeline pigging Unit of competency
Replaced By
State Code National Code Title Type
OCK94 PMAOPS342 Conduct pipeline pigging Unit of competency