24838 version 1
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Select materials, and construct strainer with wooden diagonal stay
assembly
Level
4
Credits
8
Purpose
People credited with this unit standard are able to: select strainer, stay
blocks, stay, foots, and footing wire; and construct strainer with wooden
diagonal stay assembly.
Subfield
Agriculture
Domain
Fencing
Status
Registered
Status date
22 August 2008
Date version published
22 August 2008
Planned review date
31 December 2012
Entry information
Open.
Replacement information
This unit standard, unit standard 24839, and unit
standard 24840 replaced unit standard 19130.
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
0052
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
Manuals relating to the safe use of equipment are available from manufacturers and
should be consulted in all training situations.
2
Legislation relevant to this unit standard includes but is not limited to the Health and
Safety in Employment Act 1992, and its subsequent amendments.
3
For the purposes of assessment, strainers are not installed using mechanically driven
methods.
 New Zealand Qualifications Authority 2016
24838 version 1
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4
Personal protection equipment appropriate to the task is selected and used in
accordance with manufacturer’s specifications and the Health and Safety in
Employment Act 1992.
Elements and performance criteria
Element 1
Select strainer, stay block, stay, foots, and footing wire.
Performance criteria
1.1
Weak and damaged materials are identified and rejected, and selected
materials are rot resistant.
1.2
Selection of strainer, stay block, stay, foots, and footing wire is consistent with,
and appropriate for, fence design and use.
Element 2
Construct strainer with wooden diagonal stay assembly.
Performance criteria
2.1
The strainer is installed true to the given height + or – 10mm, plumb on the
face, plumb to 20mm maximum lay back at final loading, and firmly rammed.
2.2
Strainer foots of adequate size for final loading are installed in a manner which
is suitable for soil type and ground conditions.
2.3
Strainer end of stay is positioned at centre of strainer’s width, at half strainer
height, and in line with fence wire.
2.4
Stay head trimmed in proportion to strainer diameter and maximising bearing
surface, trim cuts of equal length, and all chainsaw marks removed.
2.5
The mortice depth is at 15mm, and size matches stay end.
2.6
Block end of stay is positioned in centre of block’s length and width, and the
stay end and block face fit square to each other, with block positioned square to
stay and horizontally positioned deep enough to ensure solid bearing surface.
Please note
Providers must be accredited by NZQA, 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 NZQA before they can register
credits from assessment against unit standards.
 New Zealand Qualifications Authority 2016
24838 version 1
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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 standards@primaryito.ac.nz if
you wish to suggest changes to the content of this unit standard.
 New Zealand Qualifications Authority 2016