NZQA Expiring unit standard
20521 version 4
Page 1 of 3
Title
Install structural glass assemblies
Level
4
Credits
Purpose
6
This unit standard is for experienced people working in the
glazing industry.
People credited with this unit standard are able to prepare to
install and install structural glass assemblies.
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, Building Act 2004, New Zealand Standard (NZS) 4223.3:1999
Code of practice for glazing in buildings – Human impact safety requirements, NZS
4223.4:2008 Code of practice for glazing in buildings – Wind, dead, snow, and live
actions, AS/NZS 1576.1:1995 Scaffolding – General Requirements, available at
http://www.standards.co.nz.
Outcomes and evidence requirements
Outcome 1
Prepare to install structural glass assemblies.
Evidence requirements
1.1
Customer’s requirements are confirmed before work begins in accordance with
worksite requirements.
Range
may include but is not limited to – design details, drawings and
specifications, product information, applicable codes and
regulations, site operational procedures.
Building and Construction Industry Training
Organisation
SSB Code 101562
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
20521 version 4
Page 2 of 3
1.2
All necessary equipment, tools and installation materials are checked and
assembled prior to commencement of work in accordance with worksite
requirements.
1.3
Installation site check is completed in accordance with worksite requirements.
Range
site check may include but is not limited to – measurements, fixing
provisions, if surrounds and supports are plumb and/or level, any
potential installation hazards or problems.
1.4
Scaffolding provided by others and/or non-notifiable scaffolding erected by the
installer is checked for compliance with health and safety legislation
requirements before it is used.
1.5
Hoisting equipment provided by others and/or by the installer is checked for
compliance with health and safety legislation requirements before it is used.
Outcome 2
Install structural glass assemblies.
Evidence requirements
2.1
Joints are sealed in accordance with worksite requirements.
2.2
Installation of structural glass assemblies meets job specifications and worksite
requirements.
2.3
Installation of hardware and accessories meets job specifications and worksite
requirements.
Range
fittings may include but are not limited to – channels, patch or
spider fittings, fin brackets or shoes, trusses, door floor pivots or
springs.
2.4
Operations are completed without injury to personnel or damage to product and
equipment in accordance with job specifications and worksite requirements.
2.5
Installation is cleaned and work area is left clear and clean in accordance with
worksite requirements.
2.6
Customer is advised of any relevant maintenance requirements in accordance
with worksite requirements.
This unit standard is expiring. Assessment against the standard must take place by
the last date for assessment set out below.
Building and Construction Industry Training
Organisation
SSB Code 101562
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
20521 version 4
Page 3 of 3
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
Rollover
4
15 October 2015
31 December 2020
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.
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