CPCPPS5027 — Design irrigation systems

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What an assessment for CPCPPS5027 must cover

54 assessable components: 4 elements (28 performance criteria), 4 performance evidence and 22 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 Evaluate design parameters.

1.1Identify and confirm the scope of work for irrigation systems.
1.2Determine design requirements from relevant Australian Standards, codes, plans, specifications and client brief.
1.3Conduct cost-benefit analysis comparing a range of pipe materials and system designs.
1.4Interpret, analyse and apply statutory and regulatory requirements and relevant Australian Standards and codes for the design of irrigation systems.
1.5Obtain trade and technical manuals and interpret manufacturer requirements for irrigation systems.
1.6Conduct research to outline design parameters.
1.7Conduct flow and pressure tests for the irrigation systems.
1.8Establish water sources, volumes and areas to be irrigated.
1.9Analyse and categorise soil types, documenting the impacts on irrigation systems as per workplace procedures.

2 Plan and detail system components.

2.1Plan layout of pipework systems including the type and location of fittings, valves and controls.
2.2Detail the type, location and requirements for backflow prevention devices.
2.3Calculate pipe sizes, velocities, flows and pressures for a range of applications.
2.4Specify the approved materials and jointing methods for irrigation systems.
2.5Detail sections and components of the irrigation system.
2.6Design pipe supports for a range of applications.
2.7Size and detail pump enclosure and control requirements.
2.8Specify installation requirements for irrigation management system.
2.9Determine water storage requirements.
2.10Make allowance for pipe movement.

3 Design and size systems

3.1Analyse requirements and consider options available to design irrigation systems.
3.2Design delivery systems and layout.
3.3Design and size irrigation systems.
3.4Determine required water application to establish and maintain plant life.
3.5Apply sustainability principles and concepts throughout the design process.

4 Prepare documentation.

4.1Prepare and document client brief of the desired design.
4.2Prepare and document plans and specifications for a range of irrigation systems.
4.3Prepare testing and commissioning schedule.
4.4Produce operation and maintenance manual.

Performance evidence

designing, sizing and documenting layout details of an irrigation system including specification for a: sports oval incorporating stormwater collection and use, with a mains pressure drinking water top-up and with chemical additives; a landscaped area for a mixed development site connected to a main pressure recycled (non-drinking) water main
evaluating and documenting design parameters to relevant Australian Standards and codes, and regulatory, client and manufacturer requirements
planning and detailing system components that include: backflow prevention devices, irrigation management-control system, pumping requirements, water delivery outlets, piping requirements
designing and sizing two irrigation systems, using appropriate calculations and computer software for specific applications

Knowledge evidence

statutory and regulatory requirements related to designing irrigation systems including: Commonwealth government; state or territory governments; local authorities; AS/NZS 3500 National plumbing and drainage; AS2200 Design charts for water supply and sewerage; National Construction Code (NCC); state or territory health departments
common terminology and definitions used in the design of irrigation systems
design requirements including: architectural plans; backflow requirements; interpretation and application of irrigation services, drawings and symbols; irrigation management system; owner requirements; precipitation and evaporation rates; pumping requirements; required water application to establish and maintain plant life; source of irrigation water; sprinkler head systems; system requirements; water storage requirements
cost-benefit analysis comparing the range of suitable materials and system choices available to enable cost-effective choices without compromising the integrity of the project
manufacturer requirements including: irrigation management system; material specification; pump tables; sprinkler head performance; sub-surface irrigation; technical and trade manuals
nature of materials used and effects of performance under various conditions including: composite pipework; copper (Cu); cross-linked polyethylene (PE-X); polypropylene (PP); polybutylene (PB); polyvinyl chloride (PVC)
characteristics and application of different backflow prevention devices including: double-check valve assembly (DCV); dual-check valve with intermediate vent (DuCV); pressure type vacuum breaker (PVB); reduced pressure zone device (RPZD); registered air gap (RAG); registered break tank (RBT); reduced pressure detector assembly (RPDA); reduced pressure zone device (RPZD); other approved backflow prevention devices
layout of pipework systems including: distribution; dual feed systems; range pipes; ring main; single pipe; control stations
sections and components of the irrigation systems including: irrigation stations; manifold systems; sensors; automatic controls; sprinklers, drippers and irrigators; sprinkler patterns
testing and commissioning schedule requirements including: defect inspection; hydrostatic; mains pressure; performance; quality assurance (QA) audit; system certification; flow test; leak check; pressure test; system defect; system functions as per design; valve and system operation
operation and maintenance manual requirements including: as installed drawings; results of commissioning test; certification documentation; maintenance schedules; manufacturer brochures and technical information; operational procedures; valve function
installation requirements including: pipe connection; bedding and backfilling; corrosion; cover; ground stability; impact; level of workmanship; manufacturer recommendations; pipe support; provision for pipe movement; serviceability and access
delivery systems and layout requirements including: main delivery; number and design control; design: avoiding obstacles, irregular shapes, minimising water wastage; range of irrigation applications; range pipes; ring mains; size and water delivery of sprinklers; sprinkler head patterns and placement
plans and specification requirements including: plans: axonometrics, cross-sections, details, elevations, isometrics, schematics, sections; specifications: bedding, flow requirements, irrigation management control system, jointing, manufacturer requirements, materials, pumps, residual pressures, work health and safety (WHS), specialised components, sprinkler head selection, storage tanks, support, testing, valve selection, water treatment, workmanship
principles of technology used in the design of irrigation systems for a range of applications
characteristics of different soil types and the impact on the irrigation systems design
characteristics and application of different of fittings, valves and controls
characteristics and application of different jointing methods
flow and pressure testing procedures
information required to undertake a desktop study to outline design parameters
pipe support design requirements
sustainability principles and concepts including: selecting appropriate material to ensure minimal environmental impact; efficient use of material; efficient energy usage/capital outlay comparison; water efficiency; re-use of water, such as rainwater, grey water and recycled non-drinking water; consideration of the Green Building Council of Australia rating scheme.

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 CPCPPS5027

What does an assessment tool for CPCPPS5027 need to cover?

To satisfy the Principles of Assessment and Rules of Evidence, an assessment for CPCPPS5027 needs to address all 54 unit components: 4 elements with 28 performance criteria, 4 performance evidence requirements, 22 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 CPCPPS5027?

Auditori pulls the current release of CPCPPS5027 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 CPCPPS5027 — with no card and no subscription required. After that it's pay-as-you-go per unit.

Can I check my existing CPCPPS5027 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 CPCPPS5027, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.

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