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Elements and Performance Criteria

  1. Plan installation of cathodic protection system
  2. Install cathodic protection system
  3. Test and commission CP System

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 installing cathodic protection systems

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

KSGB

Cathodic protection system installation

G

Understanding corrosion processes

Evidence shall show an understanding of corrosion as it applies to cathodic protection on a Gas Industry pipeline indicated by the following

understanding corrosion processes

G

Interpreting system design planning and operation

Evidence shall show an understanding of interpreting system design planning and operation as it applies to cathodic protection on a Gas Industry pipeline indicated by the following

understanding system design planning and operation including safe design principles

G

Use and understand cathodic protection systems

Evidence shall show an understanding of how to use the systems required in relation to cathodic protection on a Gas Industry pipeline indicated by the following

interpret system design planning and operation

using CP system in relation to other services

undertaking basic electrical measurement and adherence of electrical principles

understanding of coating requirements and their purpose

G

Select and use appropriate tools and equipment for cathodic protection

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

testing and inspection methods and their appropriate applications

appropriate use of test and inspection equipment

G

Interpreting topographical and geographical maps and information

Evidence shall show an understanding of the requirements to interpret topographical and geographical information and maps for cathodic protection indicated by the following

interpreting topographical and geographical maps and information

Evidence Required

The Evidence Guide forms an integral part of this Competency Standard Units 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 and 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 Anti Discrimination 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

At least

Components and system

Solar powered generation systems

volt power generation systems

Insulation and monolithic joints

Galvanic anode beds

Battery banks acid and lead acid

Transformer rectifiers and CPUs

Lighting protection equipment

CP test points

Kirk cells

B

At least

Checks and tests on CP systems

Potential surveys

Onoff potential surveys

Coating defect assessment surveys DCVG method Peason techniquemethod over pipeline potential method

Loop impedance testing

Anode bed testing

Soil resistivity testing

Interference testing

C

All

Knowledge of relevant Australian Standards or their equivalents

AS

AS

AS

AS

AS

AS

AS

AS

AS

AG

D

All

Interpret cathodic protection data system surveys and readings

Implement cathodic protection tests and surveys

Locate and repair faults

Procedures for coating surveys

Check and maintain potentials

Install cathodic protection system

E

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 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 Units

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 in installing cathodic protection systems

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 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 Units 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

UEGNSG102B

Carry out work activities in a utilities industry work environment

UEGNSGB

UEGNSG104B

Comply with environmental policies and procedures

UEGNSGB

UEGNSG105B

Establish the work site

BSBFLMB

BSBFLM312B

Contribute to team effectiveness

BSBFLMC

BSBFLM303C

Contribute to effective workplace relationships


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 Unit shall be demonstrated in relation to installing cathodic protection systems.

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:

Applicable Australian standards/legislation

Location for maintaining CP Systems

Components and system

Representatives in other utilities

Types of checks and tests

Test equipment

Drawings and specifications

Types of CP faults

Components and systems

Relevant documentation

Relevant authorities and other stakeholders/relevant authorities

Location for maintaining CP systems

Drawings and specifications