CPCPCM5010 — Design complex sanitary plumbing and drainage systems

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What an assessment for CPCPCM5010 must cover

224 assessable components: 4 elements (23 performance criteria), 10 performance evidence and 191 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.

1.1Establish scope of work for complex sanitary plumbing and drainage systems for wide-span and high-rise building projects.
1.2Determine design requirements from relevant Australian Standards, codes, plans, specifications and client brief.
1.3Interpret statutory and regulatory requirements for the design of complex sanitary plumbing and drainage systems.
1.4Analyse and apply Australian Standards and codes for the design of complex sanitary plumbing and drainage systems.
1.5Interpret manufacturer requirements and trade and technical manuals.
1.6Conduct additional research, including a desktop study to outline design parameters.
1.7Conduct a cost–benefit analysis comparing a range of pipe materials and system designs.

2 Plan and detail system components.

2.1Plan layout of pipework systems, type and location of fittings and valves.
2.2Assess existing utilities services capacity and sizes.
2.3Calculate pipe sizes, pipe grades and trapping and ventilation requirements for a range of applications.
2.4Plan pipe support for a range of applications.
2.5Size and detail pump well, pump and pump control requirements.
2.6Specify approved materials, jointing methods and installation requirements for complex sanitary plumbing and drainage systems.
2.7Plan and detail acoustic performance of the sanitary plumbing and drainage system within the system design.

3 Design and size systems.

3.1Design complex sanitary plumbing and drainage systems for a range of wide-span and high-rise building applications.
3.2Design rising main systems.
3.3Design and size a fully vented or fully vented modified system.
3.4Design and size a reduced velocity aerator stack system.
3.5Design and size complex sanitary plumbing and drainage systems using computer-aided design and drafting packages.

4 Prepare documentation.

4.1Prepare client brief of the preferred design.
4.2Prepare plans and specifications for a range of complex sanitary plumbing and drainage systems.
4.3Prepare testing and commissioning schedule.
4.4Produce operation and maintenance manual.

Performance evidence

designing, sizing and documenting the layout details of complex sanitary systems for a 25-metre high-rise mixed development building inclusive of a basement, using two approved sanitary plumbing systems, including:
fixtures on each level
specification and plans which include:
inspection openings and drainage cleaning provisions
overflow relief provisions
proprietary air admittance and relief systems
proprietary velocity reduction fittings
sewerage pumping stations (wet wells)
piping systems
venting systems.

Knowledge evidence

common terminology and definitions used in design of complex sanitary plumbing and drainage systems for all classes of building
National Construction Code (NCC)
other relevant Australian standards, codes or standard operating procedures (SOPs)
principles of technology in the design of hydraulic systems
procedures for maintaining air balance within the systems
workplace safety requirements, including relevant statutory regulations, codes and standards
scope of work:
interpretation of plans and specifications
sizing and documenting layout of complex sanitary plumbing and drainage systems for applications, including residential, commercial and industrial
design requirements:
architectural plans
building specifications
fire rating of penetrations
owner requirements
pipework identification
soil quality
specialist waste applications
unstable or water-charged ground
cost–benefit analysis considerations
Australian Standards, codes, statutory and regulatory requirements:
NCC
relevant Australian Standards and codes, including AS/NZS 3500 Plumbing and drainage set
AS 2200 Design charts for water supply and sewerage
local government and health department requirements
state/territory government requirements
preparation of documentation for authorities’ approval
requirements from manufacturers:
material specifications
pump tables
sizing tables
recommended specific fixings for pipework
technical and trade manuals
information gathered through desktop study:
architectural and building plans
developer plans
manufacturers’ data
applications
brochures
forms
policies
other reports as available
performance requirements, which must include flow, velocity, pressure and discharge requirements established using relevant Australian standards, codes and local authority plans
layout of pipework systems based on principles of economy, serviceability, durability and fitness for use:
drainage
elevated pipework
low pressure pump
vacuum
vented stack systems
types of fittings and valves
access chamber details:
benching requirements
flow
gradient requirements
inlet and outlet connections
ladder access
lids
cost–benefit analysis considerations
gullies covering details such as size, location, bedding and concrete support:
boundary traps
disconnector gullies (DG)
floor waste (FW)
overflow relief gullies (ORG)
types of calculations for complex sanitary plumbing and drainage systems:
determination of flow and fixture loadings
gradient calculations
interpretation of design charts and tables
pipe sizing calculations
reduced level calculations
self-cleaning velocities
design elements of anchor blocks:
flow forces to be resisted
keying and anchorage points
sizes
soil characteristics
types of pipe support:
anchors
bedding
bracket spacing
concrete support
corrosion protection
cover
hanging brackets
manufacturer-recommended specific fixings
material requirements
provision for expansion
saddles
wall and ceiling brackets.
pump well, pump and pump control requirements:
access covers
automatic controls
capacity
chains
corrosion-resistant materials
detailing
emergency storage
high- and low-level water controls and alarms
impeller sizing
inlet and outlet design requirements
installation and mounting requirements
ladder access
macerator requirements
odour control
pump selection
pump sizing
pump well sizing
space requirements
step irons
valve requirements
ventilation
warning system
sanitary and plumbing drainage system materials:
cast iron (Fe)
concrete
copper (CU)
vitrified clay pipe (VCP)
high density polyethylene (HDPE)
unplasticised polyvinyl chloride (uPVC)
other approved material
fittings and fixtures
measures to prevent the spread of fire
sound attenuation requirements.
jointing methods:
brazing and threading
electrofusion welding
mechanical joints
rubber ring
solvent cement welding
installation requirements:
bedding
clipping
concrete support
fire rating of penetrations
installation details
jointing requirements
level of workmanship
elements of rising main systems:
approved pressure pipe and fittings
calculated rise and pump delivery requirements
pipe velocities
pump sizing to meet calculated flow conditions
ways to apply sustainability principles and concepts:
selecting appropriate material to ensure minimal environmental impact
efficient use of material
efficient energy usage/capital outlay comparison
effect on the environment due to overflow or leakage
water efficiency
consideration of the Green Building Council of Australia rating scheme
local environment consideration regarding overflow, disposal and reuse
types of plans (computer-generated or hand-drawn):
axonometrics
cross-sections
details
elevations
isometrics
schematics
sections
specification information:
bedding
commissioning
concrete support and detailing specialised components
jointing
access chambers (manholes)
manufacturer requirements
materials
pumps
work health and safety (WHS)
support
testing
workmanship
testing:
air pressure
drainage inspection
hydrostatic
performance
quality assurance (QA) audit
commissioning inclusions:
charging traps
checking leaks
checking for foreign material
checking for system defects
checking that system functions as per design
checking trap water seal retention
cleaning grates
system certification
operation and maintenance manual inclusions:
construction drawings
results of commissioning test
certification documentation
maintenance schedules
manufacturer brochures and technical information
manufacturer warranties.

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 CPCPCM5010

What does an assessment tool for CPCPCM5010 need to cover?

To satisfy the Principles of Assessment and Rules of Evidence, an assessment for CPCPCM5010 needs to address all 224 unit components: 4 elements with 23 performance criteria, 10 performance evidence requirements, 191 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 CPCPCM5010?

Auditori pulls the current release of CPCPCM5010 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 CPCPCM5010 — with no card and no subscription required. After that it's pay-as-you-go per unit.

Can I check my existing CPCPCM5010 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 CPCPCM5010, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.

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