12399 version 4
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Lay sundry materials as hard surfaces in landscaping
Level
4
Credits
6
Purpose
This unit standard is for people working, or intending to work, in landscaping.
People credited with this unit standard are able to: describe a range of
materials used for laying as hard surfaces; prepare work area for laying of
sundry hard surfaces; and lay hard surfaces.
Subfield
Horticulture
Domain
Landscape
Status
Registered
Status date
25 September 2006
Date version published
25 September 2006
Planned review date
31 December 2011
Entry information
Open.
Accreditation
Evaluation of documentation and visit by NZQA, industry
and teaching professional in the same field from another
provider.
Standard setting body (SSB)
Primary Industry Training Organisation
Accreditation and Moderation Action Plan (AMAP) reference
0032
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
Workplace procedures refer to verbal or written instructions to staff on procedures for
the worksite and equipment.
2
Legislation relevant to this unit standard includes but is not limited to the Health and
Safety in Employment Act 1992.
3
Any work carried out in playground areas must comply with the New Zealand
Standard: NZS 5828:2004 Playground equipment and surfacing, available from
http://www.standards.co.nz.
4
Gravel refers to loose aggregates, pebbles, stone chips, brick chips, and shells.
 New Zealand Qualifications Authority 2016
12399 version 4
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Elements and performance criteria
Element 1
Describe a range of materials used for laying as hard surfaces.
Range
any four of – timber (rounds, blocks and baulks), asphalts (hot asphaltic
concrete, cold asphaltic concrete, hot bitumen, cold bitumen emulsion), turf
pavers, soft fall playground surfaces (modular plastic or rubber mats, sheet
foam), loose fill materials (gravel, bark, sand).
Performance criteria
1.1
Hard surfacing materials are identified and described in terms of their uses and
characteristics.
Range
characteristics – sources, compaction, surface finish, durability,
stability.
Element 2
Prepare work area for laying of sundry hard surfaces.
Performance criteria
2.1
Excavation for the work is completed in accordance with workplace procedures
and in accordance with the requirements of the drawings and specifications.
2.2
Edgings for the work are established to height, line, and grade shown on
drawings and are in accordance with the specification and manufacturer's
requirements where applicable.
2.3
Base is laid, compacted, and finished to line and grade required to have hard
surface finish at height shown on drawings or specifications and in accordance
with workplace procedures.
Element 3
Lay hard surfaces.
Range
any four of – timber (rounds, blocks and baulks), asphalts (hot asphaltic
concrete, cold asphaltic concrete, hot bitumen, cold bitumen emulsion), turf
pavers, soft fall playground surfaces (modular plastic or rubber mats, sheet
foam), loose fill materials (gravel, bark, sand).
Performance criteria
3.1
Hard surfaces are laid according to specification, manufacturer’s directions, and
workplace procedures.
3.2
Hard surfaces are compacted and finished, where necessary, in accordance
with specifications and workplace procedures.
 New Zealand Qualifications Authority 2016
12399 version 4
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3.3
Jointing material placement between units, where appropriate, protects units
from displacement under load.
3.4
Surplus material is removed on completion, and site is left in a condition which
enables further work to be undertaken unimpeded in accordance with workplace
procedures.
Please note
Providers must be accredited by the Qualifications Authority, or an inter-institutional body
with delegated authority for quality assurance, before they can report credits from
assessment against unit standards or deliver courses of study leading to that assessment.
Industry Training Organisations must be accredited by the Qualifications Authority before
they can register credits from assessment against unit standards.
Accredited providers and Industry Training Organisations assessing against unit standards
must engage with the moderation system that applies to those standards.
Accreditation requirements and an outline of the moderation system that applies to this
standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The
AMAP 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 Primary Industry Training Organisation www.primaryito.ac.nz if you
wish to suggest changes to the content of this unit standard.
 New Zealand Qualifications Authority 2016