23883 version 1
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Plan, process, and assess remote data in a surveying context
Level
6
Credits
6
Purpose
This unit standard is for people working, or who intend to work, in the
surveying profession as a survey technician.
People credited with this unit are able to: plan a surveying project and
acquire the remotely accessed data; process the acquired data; and assess
the processed data.
Subfield
Surveying
Domain
Surveying - Photogrammetry and Remote Sensing
Status
Registered
Status date
25 February 2008
Date version published
25 February 2008
Planned review date
31 December 2012
Entry information
Recommended: Unit 23882, Demonstrate knowledge of
the principles of remote data acquisition and its use in
New Zealand, or demonstrate equivalent knowledge and
skills.
Accreditation
Evaluation of documentation and visit by NZQA and
industry.
Standard setting body (SSB)
Infrastructure ITO
Accreditation and Moderation Action Plan (AMAP) reference
0101
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
For assessment against this unit standard, candidates must present a project that
has utilised remotely acquired data including at least one of – laser scanning,
photogrammetry, LiDAR, another evolving remote data acquisition technology.
Examples of projects are environmental plan, subdivision plan, engineering
construction plan, archaeological plan, topographic survey, environmental
monitoring.
 New Zealand Qualifications Authority 2016
23883 version 1
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2
Definitions
LiDAR refers to light detection and ranging.
Workplace procedures refer to documented procedures specific to an enterprise
which set out the quality management requirements for the business practice and
activities of that enterprise.
Elements and performance criteria
Element 1
Plan a surveying project and acquire the remotely accessed data.
Performance criteria
1.1
The project is planned to meet client requirements in accordance with
workplace procedures.
Range
requirements include but are not limited to – end product,
accuracy, cost, timeliness, accessibility to area being mapped;
timeliness takes account of – season, speed of acquisition,
weather, environmental conditions.
1.2
The plan determines suitable technology and/or equipment for the project that
meets client specifications for content and accuracy.
1.3
The plan determines required features that are measurable and identifiable in
the output.
Range
1.4
for a topographical survey the features may include – fence line,
water course, utilities.
The plan identifies the survey and target control required to meet the
specification in terms of quantity, accuracy, and distribution.
Range
survey controls may include – instrument station.
Element 2
Process the acquired data.
Performance criteria
2.1
Data is processed to meet client specifications in accordance with workplace
procedures.
Range
specifications for – content, accuracy, quality, projection or
coordinate system, output type.
 New Zealand Qualifications Authority 2016
23883 version 1
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2.2
Data is processed to meet software requirements in accordance with workplace
procedures.
Range
software requirements may include but are not limited to – vendor
specifications, data formats.
Element 3
Assess the processed data.
Performance criteria
3.1
The data is assessed for content in accordance with workplace procedures and
client specifications.
Range
3.2
The data is assessed for accuracy in accordance with workplace procedures
and client specifications.
Range
3.3
quality, completeness of coverage, clarity of feature identification.
may include but is not limited to – independent measurement.
The applied quality measurement method is explained in terms of ensuring data
accuracy and completeness of content.
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.
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 Infrastructure ITO askus@infratrain.co.nz if you wish to suggest changes to
the content of this unit standard.
 New Zealand Qualifications Authority 2016