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Elements and Performance Criteria

  1. Plan and prepare for operations
  2. Operate grader
  3. Carry out post-operational procedures

Required Skills

Required skills

Specific skills are required to achieve the performance criteria in this unit particularly for the application in the various circumstances in which this unit may be applied This includes the ability to carry out the following as required to conduct grader operations in underground mine

apply legislative organisation and site requirements and procedures

apply operational safety requirements

access interpret and apply technical and environmental information

apply equipment records maintenance procedures

apply diagnostic techniques

apply environmental requirements

apply procedures for disposal of environmentally sensitive fluids and materials

apply techniques to batter box out construct drains interpret ground conditions layer level and mark out

use hand and power tools

apply vehicle refuel procedures

Required knowledge

Specific knowledge is required to achieve the Performance Criteria of this unit particularly its application in a variety of circumstances in which the unit may be used This includes knowledge of the following as required to conduct grader operations in underground mine

site and equipment safety requirements including isolation procedures underground procedures driving regulations rules and conventions

grader equipment characteristics technical capabilities limitations

grader operational procedures and checks including equipment parking startup and shutdown procedures

grader maintenance systems and procedures

basic geological and survey data

site environmental requirements and constraints related to grader operations

primary and secondary ventilation

road construction sequence

road maintenance procedures

refuelling vehicle

string lines

Evidence Required

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria required skills and knowledge range statement and the Assessment Guidelines for the Training Package

Overview of assessment

Critical aspects for assessment and evidence required to demonstrate competency in this unit

The evidence required to demonstrate competency in this unit must be relevant to worksite operations and satisfy all of the requirements of the performance criteria required skills and knowledge and the range statement of this unit and include evidence of the following

knowledge of the requirements procedures and instructions for conducting wheel grader operations in underground mine

implementation of requirements procedures and techniques for the safe effective and efficient completion of wheel grader operations in underground mine

working with others to undertake and complete wheel grader operations in underground mine that meets all of the required outcomes

consistent timely completion wheel grader operations in underground mine that safely effectively and efficiently meets the required outcomes

Context of and specific resources for assessment

This unit must be assessed in the context of the work environment Where personal safety or environmental damage are limiting factors assessment may occur in a simulated environment provided it is realistic and sufficiently rigorous to cover all aspects of workplace performance including task skills task management skills contingency management skills and job role environment skills

The assessment environment should not disadvantage the participant For example language literacy and numeracy demands of assessment should not be greater than those required on the job

Customisation of assessment and delivery environment to sensitively accommodate cultural diversity

Aboriginal people and other people from a non English speaking background may have second language issues

Assessment of this competency requires typical resources normally used in the work environment Selection and use of resources for particular worksites may differ due to site circumstances

Where applicable physical resources should include equipment modified for people with disabilities

Access must be provided to appropriate learning andor assessment support when required

Method of assessment

This unit may be assessed in a holistic way with other units of competency The assessment strategy for this unit must verify required knowledge and skill and practical application using more than one of the following assessment methods

written andor oral assessment of the candidates required knowledge

observed documented andor first hand testimonial evidence of the candidates

implementation of appropriate requirement procedures and techniques for the safe effective and efficient achievement of required outcomes

consistently achieving the required outcomes

first hand testimonial evidence of the candidates

working with others to undertake and complete wheel grader operations in underground mine

Guidance information for assessment

Consult the SkillsDMC User Guide for further information on assessment including access and equity issues


Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.

Relevant compliance documentation

may include:

legislative, organisation and site requirements and procedures

manufacturer's guidelines and specifications

Australian standards

codes of practice

Employment and workplace relations legislation

Equal Employment Opportunity and Disability Discrimination legislation

Work requirements and procedures may come from briefings, handovers, and work orders and may be written or verbal, formal or informal, depending on the complexity of the process and may include:

ventilation/gas data

product identification

nature and scope of tasks

quality of finished works

achievement targets

operational conditions

obtaining permits required

site layout

out of bounds areas

worksite inspection requirements

lighting conditions

plant or equipment defects

hazards and potential hazards

coordination requirements or issues

contamination control requirements

environmental control requirements

barricade and signage requirements

Geological data may include relevant site-specific information in relation to:

rock type and characteristics

faults and joints

broken ground

water tables or other water sources

wet and dry areas

degree of compaction

Survey data may include relevant site-specific information in relation to:

floor heights

ramp and floor grades

underground workings and void

Inspect and prepare work area may include:

identification of hazards

selection and implementation of control measures for the hazards identified

safeguarding site and non-site personnel by:

erection of barricades and posting of signs

selection of appropriate equipment to ensure personnel safety and protection

determination of appropriate path of movement for loads and equipment/vehicles

floor clean up to specified levels and grade requirements

selection and implementation of environmental control measures

Potential hazards and risks may include:

mount dismount injuries

run away

poor ventilation

toxic fumes

water

over head surfaces and obstacles

installed services

damaged or defective pressurise hoses and fastenings

abandoned equipment

chemicals

contaminants

holes and pot holes

personnel

unsafe ground

vehicles

dust and noise

conveyors

stored energy which may include:

engine components

radiators and cooling systems

hydraulic tanks and reservoirs

air tanks and reservoirs

hydraulic hoses

air hoses

tires

air conditioning components

electrical components

braking systems

centrifugal forces

Coordination requirements may include with:

other mobile plant operators

processing plant operators

maintenance personnel

service vehicle operators

contractors

inspectors

supervisors

visitors

Pre-start and start-up procedure may include:

external check of the machine

inspection of attachments to ensure security and identify defects

selection, removing and fitting of attachments

checking of fluid levels (windscreen washer tank, hydraulic oil, coolant, grease, water, engine oil, fuel)

carry out lubrication

checking of display instrumentation and gauges (indicators, gauges, laser levels), computer systems

inspection of air filter restriction indicator

inspection and checking of cab (horn, lights, air conditioner)

testing of engine and stop engine lights

testing visual and audio warning devices and lights

checking instruments and control lever

reporting of defects and damage

Park-up and shutdown procedure may include:

secure equipment as required by site procedures

render attachments safe

clear access ways

Operating techniques may include:

manoeuvring

braking

blade control and application

ripper control and application

attaching, securing, lifting, carrying and placing materials

towing

observing site speed limits

working safely around:

powerlines and other services

other machines and personnel

live stockpiles

Changing work conditions may include variations in:

materials,

contamination

traffic conditions

light conditions

Monitoring systems and alarms may include:

brake air pressure

brake oil temperature

computer indicators

engine oil pressure

fuel filter

parking brake

retarder

service meter

speedometer/odometer

steering filters

tachometer

torque converter

oil temperature

transmission filter

voltmeter

water temperature

Hazardous and emergency situations may include:

motor vehicle accidents

powerlines and other services

dust and noise

ventilation problems

toxic fumes

water in-rush

falling rock

tyre fires

Operator service, maintenance and housekeeping tasks are those established and authorised for the site and may include:

cleaning

checking fluid levels

greasing

tightening loose fittings

filter changes

Records and reports may include:

fuel usage

computer readings

end of shift documentation

supplies logs

work logs stockpile information