10993 version 4
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Use a Holiday detector in a gas distribution network
Level
2
Credits
2
Purpose
People credited with this unit standard are able to: locate and identify
procedures, documentation and equipment for using a Holiday detector to
find coating faults on steel pipes; use Holiday detection equipment to detect
steel coating faults; and complete reporting and documentation.
Subfield
Gas Industry
Domain
Gas Network Construction
Status
Registered
Status date
20 November 2006
Date version published
20 November 2006
Planned review date
31 December 2011
Entry information
Open.
Accreditation
Evaluation of documentation by NZQA.
Standard setting body (SSB)
NZ Motor Industry Training Organisation (Incorporated)
(MITO)
Accreditation and Moderation Action Plan (AMAP) reference
0114
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
This unit standard is intended for, but is not limited to, workplace assessment. The
range statements relate to enterprise specific equipment, procedures, and
processes.
2
The current version of the following documents must be complied with:
Health and Safety in Employment Act 1992;
Resource Management Act 1991;
Approved Code of Practice for Excavation and Shafts for Foundations;
NZS 5258:2003 Gas distribution networks available at http://www.standards.co.nz/.
3
All work practices must comply with regulations and codes of practice pertaining to
the gas industry. A full list of applicable regulations and codes is available from the
NZ Motor Industry Training Organisation (Incorporated) (MITO).
 New Zealand Qualifications Authority 2016
10993 version 4
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4
Definition
Company procedures means the documented methods for performing work activities
and include health and safety, environmental, and quality management requirements.
They may refer to manuals, codes of practice, or policy statements.
Elements and performance criteria
Element 1
Locate and identify procedures, documentation and equipment for using a Holiday detector
to find coating faults on steel pipes.
Performance criteria
1.1
Documentation and company procedures for detecting faults in steel coatings
using a Holiday detector are located and interpreted in relation to specified job
requirements.
1.2
Job instructions are confirmed in accordance with company procedures.
Range
instructions include – site location, utility plans and/or mark-outs,
consents, easements.
1.3
Potential environmental and safety hazards are identified in accordance with
company procedures.
1.4
Holiday detection equipment is described in terms of type, functions, and
component parts.
Range
includes but is not limited to – high voltage type, alarm system.
Element 2
Use Holiday detection equipment to detect steel coating faults.
Performance criteria
2.1
Safety hazards are identified, and isolated, removed, or minimised in
accordance with company procedures.
Range
2.2
may include – signage, barriers, personal protective equipment,
safe access and egress, gas escape, fire, explosion, asphyxiation,
other utilities, temporary traffic control, environmental protection,
excavations.
Holiday detector is prepared in accordance with company procedures and
manufacturer’s instructions.
 New Zealand Qualifications Authority 2016
10993 version 4
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2.3
System specifications are identified and applied to the pipe being tested in
accordance with company procedures.
Range
2.4
materials, condition, status, location.
Steel coating faults are detected in accordance with company procedures.
Element 3
Complete reporting and documentation.
Performance criteria
3.1
Information is communicated to other parties, both internal and external, in
accordance with company procedures.
Range
3.2
may include but is not limited to – special conditions, completion
notice, additional work.
Records and documents are completed and processed in accordance with
company 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 NZ Motor Industry Training Organisation (Incorporated) (MITO)
info@mito.org.nz if you wish to suggest changes to the content of this unit standard.
 New Zealand Qualifications Authority 2016