NZQA registered unit standard
Title
Drill and countersink glass
Level
4
20509 version 3
Page 1 of 3
Credits
Purpose
5
This unit standard is for experienced people in the glass
processing industry.
People credited with this unit standard are able to select and
mark glass for drilling and drill and countersink 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 – company specifications and procedures, work
instructions, manufacturer’s specifications, product quality specifications, legislative
requirements.
2
Legislation relevant to this unit standard includes – Health and Safety in Employment
Act 1992.
Outcomes and evidence requirements
Outcome 1
Select and mark glass for drilling.
Evidence requirements
1.1
Preparation of work area and personal safety precautions are carried out in
accordance with worksite requirements.
Range
1.2
preparation includes – selection and use of protective clothing and
safety equipment, identification of hazards, ventilation of
production area, clearing work area, ensuring cleanliness of work
area.
Selected glass meets the job specification requirements for type, thickness, and
size and is checked for imperfections before use in accordance with worksite
requirements.
Building and Construction Industry Training
Organisation
SSB Code 101562
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
1.3
20509 version 3
Page 2 of 3
Glass is cleaned and drilling requirements are marked out in accordance with
the job specifications and worksite requirements.
Outcome 2
Drill and countersink glass.
Evidence requirements
2.1
Machine is set-up in accordance with the job specifications and worksite
requirements.
set-up includes – loader settings or drilling machine settings.
Range
2.2
Machine is operated in accordance with worksite requirements.
operation includes – loading, drilling, unloading.
Range
2.3
Glass is drilled and countersunk in accordance with worksite requirements.
2.4
Holes are checked for compliance with the job specifications.
2.5
Finished glass is cleaned, labelled or marked, and prepared for further
processing or dispatch in accordance with worksite requirements.
2.6
Drilling residue is cleaned from machine and work area is left clean and free
from drilling debris in accordance with worksite requirements.
Replacement information
This unit standard and unit standard 20514 replaced unit
standard 2040.
Planned review date
31 December 2020
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
27 April 2004
31 December 2013
Review
2
21 May 2010
31 December 2017
Review
3
18 June 2015
N/A
Consent and Moderation Requirements (CMR) reference
0048
This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Building and Construction Industry Training
Organisation
SSB Code 101562
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
20509 version 3
Page 3 of 3
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 Building and Construction Industry Training Organisation
info@bcito.org.nz if you wish to suggest changes to the content of this unit standard.
Building and Construction Industry Training
Organisation
SSB Code 101562
 New Zealand Qualifications Authority 2016