NZQA Expiring unit standard
Title
Bend glass
Level
4
20494 version 3
Page 1 of 3
Credits
Purpose
6
This is a specialist unit standard for people in the glass
processing industry.
People credited with this unit standard are able to prepare to
bend glass and bend glass.
Classification
Glass and Glazing > Flat Glass
Available grade
Achieved
Explanatory notes
1
Definition
Worksite requirements – refer to instructions to staff on policy and procedures which
are documented in memo or manual format and are available in the workplace.
These requirements include but are not limited to – company specifications and
procedures, work instructions, manufacturer’s specifications, product quality
specifications, legislative requirements.
2
All work to be done in accordance with the requirements of the Health and Safety in
Employment Act 1992 and Resource Management Act 1991.
This unit standard is
Outcome 1
expiring
Prepare to bend glass.
Outcomes and evidence requirements
Evidence requirements
1.1
Preparation of work area and personal safety precautions is carried out in
accordance with worksite requirements.
Range
1.2
preparation includes but is not limited to – selection and use of
protective clothing and safety equipment, identification of hazards;
may include but is not limited to – checks to ensure gas ports are
clear and gas feed is turned off, selection of equipment and
completion of maintenance checks, review of operational
procedures, clearing work area.
Moulds and/or patterns are prepared to match job specifications in accordance
with worksite requirements.
Building and Construction Industry Training
Organisation
SSB Code 101562
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
Range
1.3
preparation includes but is not limited to – patterns supplied and/or
work and/or customer orders are checked for shape and radius,
where appropriate standard moulds are selected and checked,
where required new moulds are manufactured and special glass
supports are identified and arranged;
evidence is required of a minimum of two moulds and/or patterns.
Glass to be bent is checked in accordance with worksite requirements.
Range
1.4
20494 version 3
Page 2 of 3
checks include but are not limited to – glass and processing match
with requirements of works or customer order or specifications (to
include type and thickness, make-up, orientation, shapes, size),
quality of glass (to include freedom from seeds, surface damage,
edge chips), glass size is within processing equipment limitations,
edgework requirements have been met.
Glass is washed in accordance with worksite requirements.
Range
washing includes but is not limited to – operation of washing
machine in accordance with manufacturer’s recommendations,
use of hand washing alternatives where appropriate, checking of
washed glass for surface damage and stains.
Outcome 2
Bend glass.
Evidence requirements
2.1
Mould is set up and checked against pattern and specifications in accordance
with worksite requirements.
2.2
Glass is loaded onto the mould in accordance with worksite requirements.
2.3
This unit standard is
Mould is loaded into kiln expiring
in accordance with worksite requirements.
2.4
Kiln is operated and monitored, and adjustments are made in accordance with
worksite requirements.
2.5
Glass is removed from kiln when required cooling has been achieved in
accordance with worksite requirements.
2.6
Post-bending checks are completed in accordance with worksite requirements.
Range
2.7
checks include but are not limited to – check for fabric marks,
scratches or other damage; check of bent glass against pattern or
details provided on work or customer order.
Final inspection and/or testing is carried out to ensure completed product meets
legislative and worksite requirements.
Building and Construction Industry Training
Organisation
SSB Code 101562
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
Replacement information
20494 version 3
Page 3 of 3
This unit standard replaced unit standard 2059.
This unit standard is expiring. Assessment against the standard must take place by
the last date for assessment set out below.
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
27 April 2004
31 December 2017
Review
2
21 May 2010
31 December 2017
Review
3
18 June 2015
31 December 2017
Consent and Moderation Requirements (CMR) reference
0073
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.
This unit standard is
expiring
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.
Building and Construction Industry Training
Organisation
SSB Code 101562
 New Zealand Qualifications Authority 2016