Unit of competency Outline

Date retreived
23/07/2026 11:15 AM AWST

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Design and size sanitary plumbing systems

Design and size sanitary plumbing systems

Unit of competency
National Code
CPCPSN4011A
State Code
D7497
TGA Status
Replaced
DTWD Status
Replaced
Current Release Number
1.00
Current Release Date
19/05/2011
View on TGA
State Implementation and Classification
Approved Date
11/10/2011
Field of Education
040327 - Plumbing
Original Release Date
11/10/2011
Nominal Hours
60
Description
This unit of competency specifies the outcomes required to design, size and document the layout of sanitary plumbing systems for multi-floor buildings.
Notes
Elements and Performance Criteria
1. Prepare for planning.
  • 1.1. Nature and scope of planning task are identified and confirmed.
  • 1.2. Safety (OHS) requirements associated with planning, sizing and documenting the layout of sanitary pipework and fixtures, and workplace environmental requirements, are adhered to throughout the work.
  • 1.3. Work is organised and sequenced in conjunction with others involved in or affected by the work and statutory and regulatory authority requirements.
  • 1.4. Tools and equipment required for planning, sizing and documenting the layout of sanitary pipework and fixtures, including personal protective equipment, are selected and checked for serviceability.
  • 1.5. Work area in which planning process is to be conducted is prepared.
2. Identify system requirements.
  • 2.1. Information and specifications for required system work are obtained and confirmed, if necessary by site inspection.
  • 2.2. Regulations and Australian standards relevant to the work are consulted and applied to all aspects of the work.
  • 2.3. Quantity, location and type of fixtures are determined from design drawings, plans and elevations.
  • 2.4. Fixture unit loading is determined in accordance with relevant Australian standards and regulatory authorities' requirements.
  • 2.5. System is sized in accordance with relevant Australian standards, and regulatory authorities' and workplace requirements.
3. Plan system layout.
  • 3.1. Layout of sanitary pipework and fixtures is planned in accordance with building plans, relevant Australian standards and workplace procedures.
  • 3.2. Materials required are specified and optimised in accordance with relevant Australian standards from the proposed design.
  • 3.3. Plans are recorded in accordance with regulatory authorities' and workplace requirements.
  • 3.4. Sustainability principles and concepts are applied to work preparation and application.
4. Restore work area.
  • 4.1. Work area is restored in accordance with workplace procedures.
  • 4.2. Tools and equipment used in the process are refurbished and left in accordance with workplace procedures.
  • 4.3. Documentation, including work backup, is completed in accordance with workplace requirements.
No information
No information
Replaces
State Code National Code Title Type
W9757 CPCPSN4001A Plan, size and lay out sanitary pipework and fixtures Unit of competency
Replaced By
State Code National Code Title Type
WF963 CPCPSN4011B Design and size sanitary plumbing systems Unit of competency
State Code National Code Title Type
D417 CPC40911 Certificate IV in Plumbing and Services Qualification