CPPSSI5054 — Perform geodetic surveying computations
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What an assessment for CPPSSI5054 must cover
39 assessable components: 3 elements (12 performance criteria), 4 performance evidence and 23 knowledge evidence requirements. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.
Elements & performance criteria
1 Prepare for geodetic surveying computations.
- 1.1Identify task requirements and determine required geodetic computations.
- 1.2Identify requirements for precision, accuracy and tolerances according to industry-accepted standards.
- 1.3Select computational equipment according to task and organisational requirements.
- 1.4Interpret complex computational data provided in diagrammatic form.
2 Perform computations on reference surface.
- 2.1Select relevant reference surface according to required geodetic computations.
- 2.2Reduce geodetic data to identified reference surface according to industry-accepted standards and using computational equipment.
- 2.3Check computations and resolve problems according to task requirements.
- 2.4Convert reference surface spheroid coordinates to projection plane coordinates according to standards.
3 Perform computations on projection plane.
- 3.1Select relevant projection plane according to required geodetic computations.
- 3.2Reduce data to required projection plane according to standards.
- 3.3Identify and compute geodetic components for projection plane according to standards.
- 3.4Convert projection plane coordinates to reference surface spheroid coordinates according to standards.
Performance evidence
- distances using latitude and longitude
- bearing and distance using latitude and longitude
- conversion from geographic to grid coordinates
- transformation of coordinates
Knowledge evidence
- terms used in geodetic surveying calculations
- calculations relating to shape and size of the earth
- data reduction techniques
- logical progression of calculations to solve geodetic surveying problems
- methods to perform projection plane computations relating to:
- angle or bearing calculations on Map Grid of Australia (MGA)
- arc-to-chord corrections
- grid bearings
- grid convergence
- latitude and longitude to grid coordinates
- point and line scale factor
- point-to-point calculations
- project zone calculations
- transforming coordinate axes
- using Map Grid of Australia and Geocentric Datum of Australia software
- zone-to-zone transformations
- methods to perform reference surface computations relating to:
- meridian convergence
- point-to-point calculations
- principal radii
- spheroidal distance from observed distance
- industry-accepted methods for validating data to identify errors and discrepancies
- industry standards relating to geodetic surveying data
Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.
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Questions about assessing CPPSSI5054
What does an assessment tool for CPPSSI5054 need to cover?
To satisfy the Principles of Assessment and Rules of Evidence, an assessment for CPPSSI5054 needs to address all 39 unit components: 3 elements with 12 performance criteria, 4 performance evidence requirements, 23 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.
How does Auditori generate an assessment tool for CPPSSI5054?
Auditori pulls the current release of CPPSSI5054 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.
Is the first assessment tool really free?
Yes. Every new account includes one free credit — enough to generate the complete assessment tool for CPPSSI5054 — with no card and no subscription required. After that it's pay-as-you-go per unit.
Can I check my existing CPPSSI5054 assessment instead of generating a new one?
Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of CPPSSI5054, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.
Related units
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- CPPSSI4024 — Source and assess spatial data
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