21818 Describe, Drill, and Install Support Systems with a Hand-Held Drill Borer in An

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 hand- held 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 Unit 7146, Demonstrate basic knowledge and ability required safety prerequisites 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 Ó New Zealand Qualifications Authority 2018 (Incorporated) (MITO) SSB Code 101542 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.

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.

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.

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.

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.

6.1 Strata support is selected in accordance with strata conditions and company procedures.

Range 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.

6.2 Ground monitoring systems are selected in accordance with ground conditions.

Range may include but is not limited to – mechanical extensometers, electronic extensometers, strain gauges, wedges, support loading observation.

6.3 Support and monitoring systems are installed in accordance with industry best practice and company procedures.

Outcome 7

Remove and store drill borer equipment, record and report defects, and complete documentation.

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 This unit standard replaced unit standard 7156.

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 25 October 2005 31 December 2017 Rollover and 31 December 2017 2 16 July 2010 Revision Review 3 18 June 2015 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.

Comments on this unit standard

Please contact the NZ Motor Industry Training Organisation (Incorporated) (MITO) [email protected] if you wish to suggest changes to the content of this unit standard.

NZ Motor Industry Training Organisation Ó New Zealand Qualifications Authority 2018 (Incorporated) (MITO) SSB Code 101542