NZQA registered unit standard
21818 version 3
Page 1 of 5
Title
Describe, drill, and install support systems with a hand-held drill
borer in an underground operation
Level
4
Credits
10
Purpose
People credited with this unit standard are able to: describe the
operational characteristics and performance of a hand-held drill
borer; describe working place conditions and safety equipment
for operating a hand-held drill borer; prepare roof, sides, and
floor for installation; select drilling equipment; operate a handheld drill borer; select and install strata support system; and
remove and store drill borer equipment, record and report
defects, and complete documentation, in an underground
operation.
Classification
Extractive Industries > Underground Extraction
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Unit 7146, Demonstrate basic knowledge and ability required to
work in an underground operation, or demonstrate equivalent
knowledge and skills.
Explanatory notes
1
Performance of the outcomes of this unit standard must comply with the following:
Health and Safety in Employment Act 1992 (HSE);
Health and Safety in Employment Regulations 1995;
Health and Safety in Employment (Mining Operations and Quarrying Operations)
Regulations 2013;
approved codes of practice issued pursuant to the HSE Act.
2
Any new, amended, or replacement Acts, regulations, standards, codes of practice,
guidelines, or authority requirements or conditions affecting this unit standard will take
precedence for assessment purposes, pending review of this unit standard.
3
Definitions
Company procedures mean the documented methods for performing work activities
and include health and safety, operational, environmental, and quality management
requirements. They may refer to legislation, regulations, guidelines, standard
operating procedures, manuals, codes of practice, or policy statements.
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
21818 version 3
Page 2 of 5
Industry best practice may be documented in management plans, control plans,
company procedures, managers’ rules, occupational health and safety policy,
industry guidelines, codes of practice, manufacturers’ instructions, and safe working
and/or job procedures (or equivalent).
4
An underground operation includes extractive or tunnelling operations.
Outcomes and evidence requirements
Outcome 1
Describe the operational characteristics and performance of a hand-held drill borer.
Evidence requirements
1.1
The operational characteristics and performance of a hand-held drill borer are
described in terms of its use in an underground operation.
Range
includes but is not limited to – safety features, controls, operating
procedures, components, steels, bitshoses, air leg, drill borer
machine, oil bottle (oiler), lubricating oil.
Outcome 2
Describe working place conditions and safety equipment for operating a hand-held drill
borer.
Evidence requirements
2.1
Working place conditions are checked for stability, floor levels, floor grip,
strata/ground condition, compressed air, water supply, and ventilation.
2.2
Personal protective equipment (PPE) for working with the drill borer machine is
described in terms of the task in hand.
Outcome 3
Prepare roof, sides, and floor for installation in an underground operation.
Evidence requirements
3.1
Roof, sides, and floor are prepared for strata/ground support installation in
accordance with industry best practice and company procedures.
Outcome 4
Select drilling equipment.
Evidence requirements
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
21818 version 3
Page 3 of 5
4.1
Drill bits, rods, drill borer machine, and airleg (if separate to borer) are selected
in accordance with ground conditions and company procedures.
4.2
Pre-start checks are carried out in accordance with company procedures.
Range
includes but is not limited to – hoses, pressure, water and air
supply, leaks, flushing, connectors, safety clips, control valves,
stored energy, oil bottle (oiler), lubricating oil.
Outcome 5
Operate a hand-held drill borer in an underground operation.
Evidence requirements
5.1
The drill borer machine is operated in accordance with ground conditions,
manufacturer specifications, and company procedures, and the resultant hole is
drilled to required length and diameter.
5.2
Carry out safety operating checks in accordance with industry best practice and
company procedures.
Range
may include but is not limited to – working under supported roof,
temporary support protection, safety clips, hoses, housekeeping,
machinery stopped, PPE.
Outcome 6
Select and install strata support system in underground operations.
Evidence requirements
6.1
Strata support is selected in accordance with strata conditions and company
procedures.
Range
6.2
Ground monitoring systems are selected in accordance with ground conditions.
Range
6.3
includes but is not limited to – roof bolts, cable bolts, mega bolts,
flexi bolts, megastrand bolts or tensioned cable bolts (TCB) resin
anchors, resin, mechanical anchors, grout, mesh, w-straps,
butterflies, washers.
may include but is not limited to – mechanical extensometers,
electronic extensometers, strain gauges, wedges, support loading
observation.
Support and monitoring systems are installed in accordance with industry best
practice and company procedures.
Outcome 7
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
21818 version 3
Page 4 of 5
Remove and store drill borer equipment, record and report defects, and complete
documentation.
Evidence requirements
7.1
Drill borer machine is removed and stored in accordance with company
procedures.
7.2
Defects are recorded and reported in accordance with company procedures.
7.3
Documentation is completed in accordance with company procedures.
Replacement information
Planned review date
This unit standard replaced unit standard 7156.
31 December 2019
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
25 October 2005
Rollover and
Revision
2
16 July 2010
Review
3
18 June 2015
31 December 2017
31 December 2017
N/A
Consent and Moderation Requirements (CMR) reference
0114
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.
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
21818 version 3
Page 5 of 5
Comments on this unit standard
Please contact the NZ Motor Industry Training Organisation (Incorporated) (MITO)
info@mito.org.nz if you wish to suggest changes to the content of this unit standard.
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016