NZQA registered unit standard
17313 version 3
Page 1 of 4
Title
Operate a motor grader for road construction
Level
3
Credits
30
Purpose
People credited with this unit standard are able to: prepare for
grader operations; manoeuvre and control grader on site; use
grader blade for road construction; and use scarifier or ripper
for road construction.
Classification
Infrastructure Works > Civil Plant Operation
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Class of driver licence required for the vehicle being driven.
Explanatory notes
1
The following legislation and regulations must be complied with: Health and Safety in
Employment Act 1992; Health and Safety in Employment Regulations 1995; Traffic
Regulations 1976; Land Transport Rule: Vehicle Dimensions and Mass 2002; and
Land Transport Rule: Heavy Vehicles 2004.
2
Assessment against this unit standard must take place in a workplace environment.
Assessment parameters will depend on company and site specific equipment,
procedures, and practices. Practices must reflect industry best practice and comply
with legislative requirements.
3
The following manual must be complied with: Operator Safety Manual for
Earthmoving Machinery, 2002 available by contacting the Infrastructure ITO
http://www.connexis.org.nz/ or the Civil Contractors New Zealand,
http://www.nzcontractors.co.nz.
4
Definitions
Company requirements include the policy, procedures, and methodologies of the
company. They include legislative and regulatory requirements applicable to the
company or a specific site. Requirements are documented in the company’s health
and safety plans, traffic management plans, contract work programmes, quality
assurance programmes, policies, and procedural documents.
Contract specifications include plans, diagrams, and special technical conditions.
They do not include special administrative conditions.
Manufacturer’s instructions may include specifications, installation, handling, use and
maintenance instructions, and safety data sheets.
Infrastructure ITO
SSB Code 101813
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
17313 version 3
Page 2 of 4
Job instructions are those given to the operator prior to undertaking a job. They may
include site safety instructions, contract drawings, and written memos.
Walk round means to walk around the machine inspecting it and its environment for
hazards and removing hazards that may impair start-up.
Outcomes and evidence requirements
Outcome 1
Prepare for grader operations.
Evidence requirements
1.1
Job instructions are confirmed in accordance with contract specifications and
company requirements.
1.2
Walk round is completed prior to starting work in accordance with job
instructions.
1.3
Machine operation is checked prior to starting work in accordance with
manufacturer’s instructions.
Range
1.4
visibility, seat belt, engine controls and gauges, throttle position,
hydraulic controls;
check controls and gauges after warm-up.
Mould board and cutting edges are checked for wear in accordance with
company requirements.
Range
may include – scarifier or ripper tips if fitted.
Outcome 2
Manoeuvre and control grader on site.
Evidence requirements
2.1
Grader is manoeuvred on site with adequate clearances and in accordance with
Operator Safety Manual for Earthmoving Machinery and job instructions.
Range
2.2
Grader controls are used to produce controlled flow of material.
Range
2.3
working clearances include but are not limited to – overhead wires,
underground services, trenches, proximity of people and plant.
forward movement, reversing, wheel lean, differential lock,
articulation.
When manoeuvring grader, survey pegs and settings, and road furniture are
preserved.
Infrastructure ITO
SSB Code 101813
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
17313 version 3
Page 3 of 4
Outcome 3
Use grader blade for road construction.
Evidence requirements
3.1
Pavement materials are spread and levelled in accordance with contract
specifications.
three of – sand, coarse aggregate, graded aggregate, stabilised
material, hot mix, cold mix.
Range
3.2
Finished pavement is trimmed to line and level in accordance with contract
specifications.
Range
carriageway, feather edge, shoulder using either peg lines or a
laser control.
Outcome 4
Use scarifier or ripper for road construction.
Evidence requirements
4.1
Scarifier or ripper is used in accordance with job instructions.
4.2
Scarifier or ripper block is adjusted to enhance tip angle during operations.
4.3
Wheel spin is limited during scarifying or ripping operations.
4.4
Differential lock, engine revolutions per minute (RPM), and ground speed are
adjusted to maintain efficient use of scarifier or ripper.
Replacement information
This unit standard, unit standard 17311, and unit standard
17312 replaced unit standard 6460.
Planned review date
31 December 2019
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
30 May 2000
31 December 2014
Review
2
25 September 2006
31 December 2016
Review
3
19 February 2015
N/A
Infrastructure ITO
SSB Code 101813
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
17313 version 3
Page 4 of 4
Consent and Moderation Requirements (CMR) reference
0101
This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Please note
Providers must be granted consent to assess against standards (accredited) by NZQA,
before they can report credits from assessment against unit standards or deliver courses
of study leading to that assessment.
Industry Training Organisations must be granted consent to assess against standards by
NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and
which are assessing against unit standards must engage with the moderation system that
applies to those standards.
Requirements for consent to assess and an outline of the moderation system that applies
to this standard are outlined in the Consent and Moderation Requirements (CMR). The
CMR also includes useful information about special requirements for organisations wishing
to develop education and training programmes, such as minimum qualifications for tutors
and assessors, and special resource requirements.
Comments on this unit standard
Please contact the Infrastructure ITO qualifications@infrastructureito.org.nz if you wish to
suggest changes to the content of this unit standard.
Infrastructure ITO
SSB Code 101813
 New Zealand Qualifications Authority 2016