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Elements and Performance Criteria

  1. Prepare and plan for pigging and gas transmission pipeline
  2. Launch, and recover transmission pipeline PIG
  3. Re-establish transmission pipeline to operational conditions and notify of completion of work

Required Skills

This describes the essential skills and knowledge and their level required for this unit

Evidence shall show that knowledge has been acquired of safe working practices for the launching and recovering of a pig

All knowledge and skills detailed in this unit should be contextualised to current industry practices and technologies

KSGB

Transmission pipeline PIGging

G

Set up of pipeline for pigging

Evidence shall show an understanding of the correct pipeline set up for the launching and recovery of a PIG indicated by the following

pipeline is set up correctly according to requirements

appropriate authorities and persons are identified and notified according requirements

G

Assembly and use of PIGs

Evidence shall show an understanding of how to assemble and launch and recover a PIG indicated by the following

understanding the different types of PIGs available

manufacturers operating instructions

legislative requirements for using PIGs

G

Interpreting and analysing data captured by a PIG

Evidence shall show an understanding of the interpretation and analysing of the data captured through the pigging process indicated by the following

data is interpreted and analysed correctly

G

Select and use appropriate tools and equipment for PIGging

Evidence shall show an understanding of the requirements to select and use the appropriate tools and equipment for pigging indicated by the following

testing and inspection methods and their appropriate applications

appropriate use of test and inspection equipment

Evidence Required

The Evidence Guide forms an integral part of this Competency Standard Unit and shall be used in conjunction with all components parts of this unit and performed in accordance with the Assessment Guidelines of this Training Package

Overview of Assessment

Longitudinal competency development approaches to assessment such as Profiling require data to be reliably gathered in a form that can be consistently interpreted over time This approach is best utilised in Apprenticeship programs and reduces assessment intervention It is the Industrys preferred model for apprenticeships However where summative or final assessment is used it is to include the application of the competency in the normal work environment or at a minimum the application of the competency in a realistically simulated work environment It is recognised that in some circumstances assessment in part or full can occur outside the workplace However it must be in accord with Industry regulatory policy in this regard

Methods chosen for a particular assessment will be influenced by various factors These include the extent of the assessment the most effective locations for the assessment activities to take place access to physical resources additional safety measures that may be required and the critical nature of the competencies being assessed

The critical safety nature of working with electricity electrical equipment gas or any other hazardous substancematerial carries risk in deeming a person competent Hence sources of evidence need to be rich in nature so as to minimise error in judgment

Activities associated with normal every day work have a bearing on the decision as to how much and how detailed the data gathered will contribute to its richness Some skills are more critical to safety and operational requirements while the same skills may be more or less frequently practiced These points are raised for the assessors to consider when choosing an assessment method and developing assessment instruments Sample assessment instruments are included for Assessors in the Assessment Guidelines of this Training Package

Critical aspects of evidence required to demonstrate competency in this unit

Before the critical aspects of evidence are considered all prerequisites shall be met

Evidence for competence in this unit shall be considered holistically Each element and associated Performance Criteria shall be demonstrated on at least two occasions in accordance with the Assessment Guidelines UEG Evidence shall also comprise

A representative body of work performance demonstrated within the timeframes typically expected of the discipline work function and industrial environment In particular this shall incorporate evidence that shows a candidate is able to

Implement Occupational Health and Safety workplace procedures and practices including the use of risk control measures as specified in the Performance Criteria and range

Apply sustainable energy principles and practices as specified in the Performance Criteria and range

Demonstrate an understanding of the essential knowledge and associated skills as described in this unit to such an extent that the learners performance outcome is reported in accordance with the preferred approach namely a percentile graded result where required by the regulated environment

Demonstrate an appropriate level of employability skills

Conduct work observing the relevant antidiscrimination legislation regulations polices and workplace procedures

Demonstrate performance across a representative range of contexts from the prescribed items below

Range of toolsequipmentproceduresworkplace

Group No

The minimum number of items on which skill is to be demonstrated

Item List

A

All

Interpret technical drawings and symbols

Emergency response procedures in place

Communication with other authorities and stakeholders

Communicate schedulescoordinate to persons

Carry out job safety analysis

Obtain work permit

Use and interpret dial before you dig report

Relevant knowledge of AS

B

At least

Excavation

Trenching

Shoring

Stitch bore

Horizontal drilling

Directional drilling

C

At least

Steel pipeline coating repair

Steel pipeline coating testing Jeeper

Steel field joint coating

D

All

Isolate vent and purge gas pipeline systems

Operation of gas detector

Operate service locator

Where relevant calculate nitrogen volume needed

E

All

Prepare pig trap for launch

Prepare trap for receiving

Determine volume of water needed

Install disc pig

Carry out pigging operation

Install foam pig

Carry out pigging operation

Pressure test pipeline

F

At least one occasion

Deal with an unplanned event by drawing on essential knowledge and associated skills to provide appropriate solutions incorporated in the holistic assessment with the above listed items

Context of and specific resources for assessment

This unit contains Employability Skills

This unit should be assessed as it relates to normal work practice using procedures information and resources typical of a workplace This should include

OHS policy and work procedures and instructions

Suitable work environment facilities equipment and materials to undertake actual work as prescribed by this Competency Standard Unit

Appropriate environmental regulation and work practices

Appropriate organisational requirements

Appropriate work environment equipment and tools

In addition to the resources listed above in Context of and specific resources for assessment evidence should show demonstrated competency of Pipeline pigging in gas transmission pipeline

Assessment of this competency must also be undertaken in either an actual workplace or under a simulated work environment Assessment must also integrate the employability skills

Method of assessment

This Competency Standard Unit shall be assessed by methods given in Volume Part Assessment Guidelines

Note Competent performance with inherent safe working practices is expected in the Industry to which this Competency Standard Unit applies This requires that the specified Essential Knowledge and Associated Skills are assessed in a structured environment which is primarily intended for learningassessment and incorporates all necessary equipment and facilities for learners to develop and demonstrate the essential knowledge and associated skills described in this unit

Concurrent assessment and relationship with other units

There are no recommended concurrent assessments with this unit however in some cases efficiencies may be gained in terms of learning and assessment effort being concurrently managed with allied Competency Standard Units where listed

UEGNSGB

UEGNSG302B

Maintain pipeline easements

UEGNSGA

UEGNSG329A

Gas transmission pipeline surveillance

UEGNSGB

UEGNSG308B

Identify evaluate and control threats to transmission pipelines

UEGNSGB

UEGNSG309B

First on site emergency response on transmission pipeline

UEGNSGB

UEGNSG310B

Supervise and monitor contract work

UEGNSGB

UEGNSG311B

Site control of third party works in the vicinity of a transmission pipeline


Range Statement

10) This relates to the competency standard unit as a whole providing the range of contexts and conditions to which the Performance Criteria apply. It allows for different work environments and situations that will affect performance.

This Competency Standard Unit shall be demonstrated in relation to launching and recovering PIGs in gas transmission pipelines.

The following constants and variables included in the element/Performance Criteria in this unit are fully described in the Definitions Section of this volume and form an integral part of the Range Statement of this unit:

Equipment (3)