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Elements and Performance Criteria

  1. Prepare to work safely near live electrical apparatus as non-electrical worker
  2. Carry out the work safely near live electrical apparatus as non-electrical worker.
  3. Complete the work safely near live electrical apparatus as non-electrical worker.

Required Skills

Essential Knowledge and Associated Skills EKAS This describes the essential skills and knowledge and their level required for this unit

Evidence shall show that knowledge has been acquired of working safely near live electrical apparatus as non electrical worker

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

KSTELA Power Line Safety Non Electrical Workers

KS01-TEL14A Power Line Safety – Non Electrical Workers

Evidence shall show an understanding of power line safety non electrical workers to an extent indicated by the following aspects

T Basic electrical principles encompassing

Fundamental units basic measurement of units

Electrical characteristics of material characteristics of solid materials insulators terms electrical charge electrical current electromagnetic forces

Nature of electrical current and change basic rules of electrical current flow

Sources of Electricity basic fundaments of alternating current direct current and single EMF source induction

A simple circuit circuit protection devices used on the network effects of an open circuit a closed circuit and a short circuit and earthing using the ground as a form of conductor to return current back to a source

Resistance relationship between voltage and current and resistance Ohms Law

Effects of current physiological effects and protection for physiological effects basic principle by which electrical current can result in the production of heat light and electromagnetic fields and typical effects of current

Three phase and single phase power systems star delta configurations three phase star connections relationship between line and phase voltages three phase wire systems purpose of the neutral

Consequences of short circuits arc flash ESI Protection schemes

Magnetism magnetic field patterns concepts of electromagnetism effects of electromagnetism and magnetic fields around straight conductors

Hazards encountered in an ESI environment touch and step potentials electric shock fire chemicals falls safe use of tools and equipment

T Transmission distribution and rail power systems encompassing

Relationship between the transmission distribution and railtram system within an overall power system different organisations responsible for generation transmission distribution and railtram and how they correlate and their functions

Characteristics of a transmission a distribution and a rail system principal components typical voltage levels and methods of transmission and distribution including grid type transmission systems radial parallel and ring main feeders

Relationship between an overhead and underground supply systems within an overall power system advantagesdisadvantages applications

Single line drawings and layouts drawings and layouts of transmission and distribution systems including radial parallel and ring main feeders and the HV equipment associated with substations

T Fundamentals for working safely near live electrical apparatus for nonelectrical worker encompassing

Standards guidelinescodes of practice StateTerritorylocal government legislation supply authority regulations and or enterprise requirements including relevant certification and licensing applicable to working safely up to the defined safe working zone near energised electrical apparatus inc electrical powerlines for nonelectrical worker

Definitions of terminologies safe working zone risk assessment safe approach distances zones safe working distances work permits access authorisation permits Technical standards isolation procedures and compliance requirements

OHS policies and procedures for working safely duties of a safety observer permit to work systems and isolation procedures safe application of different types of tools and equipment and operation of mobile plant and machinery eg EWP near live electrical apparatus

Techniques and precautions in undertaking different work functions and working safely up to the defined safe working zone near energised electrical apparatus inc electrical powerlines for nonelectrical worker work functions that may be performed include vegetation control scaffolding rigging painting andor any other activity that requires working safely near live electrical apparatus by a nonelectrical worker

Evidence Required

This provides essential advice for assessment of the competency standard unit and must be read in conjunction with the Performance Criteria and the range statement of the competency standard unit and the Training Package Assessment Guidelines

The Evidence Guide forms an integral part of this Competency Standard Unit and shall be used in conjunction with all component 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 UET Evidence shall also comprise

A representative body of Performance Criteria 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 and

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

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 and

Demonstrate an appropriate level of employability skills and

Conduct work observing the relevant Anti Discrimination legislation regulations policies and workplace procedures and

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

Range of toolsequipmentmaterialsproceduresworkplacesother variables

Group No

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

Item List

A

All of the following

Confirmation of the safe working zone for Safe work and access near live Electrical Apparatus

Identification of the relevant technical standards Acts regulations and codesguidelines

Identification of established Enterprise procedures

B

All of the following

Confirmation of the principles of electricity the three phase power system electric shock and resuscitation power system

Recognition of aerial voltage systems

Identification of Low Voltage Aerial Circuits

Identification of High Voltage

C

All of the following

Procedures in the event of an incident

Events constituting an incident

Procedures for responding to incidents

Hazard and risk assessment procedure

Conduct Worksite Hazard Assessment

Confirmation of essential components of Hazard Assessment Checks

Applying Hazard Identification in Electrical Work

Confirmation of the Basic Safety Principles for Work on Electrical works

Hazard Identification and Risk Assessment

Hazard Control

Risk Assessment and Management JSAs Control

The Hierarchy of Controls including Evaluation Worksite Hazard and Risk Assessment Checklist Prejob Hazard Assessment Check HAC Items Planned Inspection and PreWork Hazard Risk Assessment Form

D

All of the following

Use of work permits andor authorisation permits

Sustainable energy principles and practices

Possible affects of weather conditions on working near electrical apparatus as a nonelectrical worker

E

At least one occasion

Dealing 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 safely undertake actual work near live electrical apparatus

In addition to the resources listed above in context of and specific resources for assessment evidence should show demonstrated competency working below ground in limited spaces with different structuralconstruction types and method and in a variety of environments

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

For optimisation of training and assessment effort competence in this unit is not recommended to be assessed concurrently with any other unit


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 safe working so defined by relevant State or Territory regulatory agencies/bodies, local government legislation, Industry bi-partite body – Guidelines/Codes of Practices or other related requirements for Safe work and access near live Electrical Apparatus.

Work functions that may be performed, such as vegetation control, operation of cranes, elevating work platforms, excavators, concrete pumps etc, scaffolding, rigging, painting, and/or any other activity that requires working safely and complying with requirements and/or established procedures near live electrical apparatus by a non-electrical worker/

Working safely up to the defined “safe working zone” near energised electrical apparatus (inc. electrical powerlines) for non-electrical worker including an understanding of risk assessment control measures that encompass job safety assessment but excluding any work that is or may be performed by other competent operatives within the defined “safe working zone”.

Safe use of plant, equipment and tools within electrical environments including but not limited by the electricity supply infrastructure assets, infrastructure constructions and excavations including an understanding of safe approach distances zones/Safe Working Clearance, work permit(s) and/or access authorisation permits, technical standards and Industry Guidelines, rural applications, road construction, pavements and effect of inclement weather

The following constants and variables included in the element/Performance Criteria in this unit are fully described in the Definitions Section 1 of this volume and form an integral part of the Range Statement of this unit:

Appropriate and relevant persons

Appropriate authorities

Assessing risk

Authorisation

Drawings and specifications

Emergency

Established procedures

Hazards

Identifying hazards

Legislation

Notification

OHS practices

OHS issues

Permits and/or permits to work

Work clearance systems