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Elements and Performance Criteria

  1. Plan for and coordinate the safe design of public lighting systems
  2. Carry out and coordinate the design of public lighting systems
  3. Complete and coordinate the design of public lighting systems

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 designing public lighting systems

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

KSTDSA Design power system public lighting systems

KS01-TDS38A Design power system public lighting systems

Evidence shall show an understanding of the designing of power system public lighting systems to an extent indicated by the following aspects

T Mathematics techniques encompassing

Calculations involving fractions decimals ratios proportions

Calculations involving area volume mass and density

Calculations involving transposition and substitution of formulae

Calculations involving simple trigonometric problems

T Engineering mechanics encompassing

Identification of basic concepts principles and applications application of velocity acceleration force density torque and pressure

Applications of the SI units

The relationship between work power and energy

Behaviour of object under force using a block and tackle under load concept of mechanical advantage determination of resultant forces and determining the sag in a catenary conductor and the force applied at each end

Fundamentals of the basic laws of fluid mechanics

T Materials properties encompassing

Identification and classification of engineering materials material properties

Types and applications properties of tensile strength effects of temperature on the expansion of metals ductility malleability work hardening and annealing and the conditions that lead to corrosion and the properties of timbers

T Evidence shall show an understanding of transmission distribution and rail 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 and the basic steps for planning and installing an overhead and underground distribution system

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 Procedures for installation and maintenance on public lighting structures and associated equipment encompassing

Standards codes legislation supply authority regulations local government and or enterprise requirements pertaining to the installation and maintenance of public lighting systems and associated equipment

Safety precautions specific to working on street lighting encompassing safe working practices and procedures safe clearances from LV and HV mains working at heights working in confined spaces permit to work systems and isolation procedures and emergency response and rescue including First Aid etc

Basic public lighting principles electromagnetic spectrum principles of colour behaviour of light factors that affect illumination

Requirements for the use of enterprise construction manuals system diagramsplans and drawings street lighting circuits and earthing system

Types of tools and equipment used for installation and maintenance

Types and function of lanternsLuminaireslamps control equipment poles and associated hardware used for street lighting HP mercury vapour LP and HP sodium vapour fluorescent quartzhalogen wood concrete steel composite choke boxes photoelectric cells time switches contactor boxes

Types of lighting systems overhead and underground street lighting systems and controlling and switching of lighting systems

Techniques for the installation of street lighting systems

Techniques for the maintenance of street lighting systems diagnosing of faults removing repairing replacement and cleaning of public lighting and associated hardware

Application of specific testing equipment voltage detectors insulation resistance testers clampon ammeters continuity testers fault indictors

Techniques for the inspection testing and commissioning of street lighting systems

T Principles of Statutory and safety considerations encompassing

CommonwealthStateTerritory legislation standards codes supply authority regulations and or enterprise requirements associated with working on High Voltage

Particular reference to State and Territory regulations regarding working near energised conductors electrical access heights confined space testing procedures and Licensing rules

T Principles to light design layout to an extent indicated by the following aspects

Commonwealth StateTerritory and local government legislation Standards codes supply authority regulations and or enterprise requirements applicable to the light design principles

Requirements for the use of street lighting system construction manuals system diagramsplans and drawings and for plans such as work method statements for the control of OHS risks

Types of tariffs and charges

Types of street lighting components column types foundations brackets luminaries and mounting heights

Types of electrical street lighting circuits types of supply lighting circuit and control circuit

Fundamentals of lighting production electromagnetic spectrum visible and nonvisible radiation spectral energy distribution infrared ultraviolet radiationsafety incandescence and phosphorescence and reflection and refraction

Fundamentals of lighting concepts terms and units and the purpose of reflectors and diffusers

Factors affecting external lighting design

Calculation of light output

Determining illuminance point to point and Lumen method

Determining rated life of luminaries

Fundamentals of street lighting design

Considerations for special lighting situations security lighting hazardous street locations and emergency lighting

T Principles to layout and draft a street lighting system encompassing

Commonwealth StateTerritory and local government legislation Standards codes supply authority regulations and or enterprise requirements applicable to street lighting system layouts and drafts

Requirements for the use of street lighting system construction manuals system diagramsplans and drawings and for plans such as work method statements for the control of OHS risks

Methods in determining material equipment and tool lists components types and quantity required spacing of components such as equipment poles crossarms costings of items and components

Purchasing and contractual arrangements to include a requirement to eliminate OHS hazards minimise risks and provide residual OHS risk information

Determination of conductor size type and route length

Determination of street lighting positions for optimum visibility and minimise traffic hazards

Techniques in mounting and position of lights

Resources needed for the installation of street lighting system

Methods of pegging out of pole positions andor underground cable positions

Minimum clearances between overhead conductors and low LVand HV structures

Estimation of the duration of overhead distribution extension project

Evidence Required

This provides essential advice for assessment of the unit of competency and must be read in conjunction with the Performance Criteria and the range statement of the unit of competency 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 UETUET 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

Completion of six technical designs of a Public Lighting systems utilising at least three of the following project types

Single light on existing assets

Main roadminor road schemes

Intersections

Traffic management devices

Alteration to existing assets

Multi circuit systems

B

Designs should also include all the following

Activities that address the correction of errors in the process

Application of a design control checklist which lists all of the required design activities to be carried out in this process

C

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 undertake actual design of public lighting systems

In addition to the resources listed above in Context of and specific resources for assessment evidence should show demonstrated competency working realistic environment and a variety of conditions

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 concurrencies for this unit


Range Statement

10) This relates to the unit of competency 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 the design of public lighting systems and may include the following equipment:

Pole (including wood, concrete, steel and composite) associated hardware including conductors (underground, bare wire and aerial bundle cable), LV Switchgear, lanterns, lamps, brackets, signage, supervisory cable, cable TV, Substations, relevant protection systems and associated civil works.

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 (see Personnel)

Appropriate authorities

Appropriate work platform

Assessing risk

Assessment

Authorisation

Confined space

Diagnostic, testing and restoration

Documenting detail work events, record keeping and or storage of information

Drawings and specifications

Emergency

Environmental and sustainable energy procedures

Environmental legislation

Environmental management documentation

Established procedures

Fall prevention

Hazards

Identifying hazards

Inspect

Legislation

MSDS

Notification

OHS practices

OHS issues

Permits and/or permits to work

Personnel

Quality assurance systems

Requirements

Safe design principles

Testing procedures

Work clearance systems