NZQA registered unit standard / 6477 version 6
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Title / Identify, hand spread, and assist in compacting materials for infrastructure works
Level / 2 / Credits / 3
Purpose / People credited with this unit standard are able to: identify and describe infrastructure works materials and compaction; prepare for compacting operations; accept and hand spread materials; and assist with compaction of materials.
Classification / Infrastructure Works > Generic Infrastructure Works
Available grade / Achieved

Explanatory notes

1 The following code of practice must be complied with: Code of Practice for Manual Handling (Wellington: Department of Labour, 2001). It is available from the Occupational Safety and Health service at http://www.business.dol.govt.nz

2 Assessment against this unit standard must take place in a workplace environment. Assessment parameters will depend on company and site specific equipment, procedures, and practices. Practices must reflect industry best practice and comply with legislative requirements.

3 Definitions

Company requirements include the policy, procedures, and methodologies of the company. They include legislative and regulatory requirements applicable to the company or a specific site. Requirements are documented in the company’s health and safety plans, traffic management plans, contract work programmes, quality assurance programmes, policies, and procedural documents.

Job instructions are those given to the operator prior to undertaking a job. They may include site safety instructions, contract drawings, and written memos.

Outcomes and evidence requirements

Outcome 1

Identify and describe infrastructure works materials and compaction.

Evidence requirements

1.1 The terms durability, grade, and cleanliness are explained in relation to infrastructure works materials.

1.2 Types of aggregates are identified and described.

Range hardfill, sub-base grade, base course grade, topcourse grade, running course, sealing chips, drainage, bedding.

1.3 Types of manufactured mixes are identified and described.

Range asphaltic concrete, cold mix.

1.4 Compaction equipment is identified and compaction techniques are explained according to company requirements.

Range plate compactor, roller, tamper.

Outcome 2

Prepare for compacting operations.

Evidence requirements

2.1 Job instructions are confirmed with supervisor in accordance with company requirements.

Range location and extent of works, material type, depth of fill, compaction requirements.

2.2 Tools and equipment are selected in accordance with supervisor’s instructions.

Range may include but is not limited to – hand shovels, rake, broom, wheelbarrow, screed, tamper.

Outcome 3

Accept and hand spread materials.

Evidence requirements

3.1 Delivered material is accepted in accordance with job instructions for grade, mix, and quality.

3.2 Materials are hand spread in accordance with supervisor’s instructions.

Outcome 4

Assist with compaction of materials.

Evidence requirements

4.1 Material is placed in layers for compacting in accordance with job instructions.

4.2 Water is added to dense aggregates to assist compaction in accordance with company requirements.

4.3 Surface finish matches adjacent surfaces and job instructions.

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 / 30 July 1996 / 31 December 2014
Revision / 2 / 9 March 1999 / 31 December 2014
Review / 3 / 30 May 2000 / 31 December 2014
Review / 4 / 25 September 2006 / 31 December 2014
Review / 5 / 18 February 2011 / 31 December 2016
Review / 6 / 19 February 2015 / N/A
Consent and Moderation Requirements (CMR) reference / 0101

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 Infrastructure ITO if you wish to suggest changes to the content of this unit standard.

Infrastructure ITO
SSB Code 101813 / Ó New Zealand Qualifications Authority 2015