{{ propApi.closeIcon }}
Our industry
Our industry $vuetify.icons.faArrowRight
Housing industry insights Economics Insights Data & forecasts Tailored research and analysis Advocacy & policy Advocacy Policy priorities Position statements Submissions News and inspiration Industry news Member alerts Media releases HOUSING Online
Business support
Business support $vuetify.icons.faArrowRight
For your business Contracts Online Safety systems & solutions HIA Tradepass Advertise jobs Member perks Toyota vehicles The Good Guys Commercial Ampol fuel savings See all Industry insurance HIA Insurance Services Construction works insurance Home warranty insurance Tradies & tool insurance Apprentices Why host a HIA apprentice? Hire an apprentice Support & guidance Contracts & compliance support Building & planning services
Resources & advice
Resources & advice $vuetify.icons.faArrowRight
Building it right Building codes Australian standards Getting it right on site See all Building materials & products Concrete, bricks & walls Getting products approved Use the right products for the job See all Managing your business Dealing with contracts Handling disputes Managing your employees See all Managing your safety Safety rules Working with silica See all Building your business Growing your business Maintaining your business See all Other subjects Getting approval to build Sustainable homes See all
Careers & learning
Careers & learning $vuetify.icons.faArrowRight
A rewarding career Become an apprentice Apprenticeships on offer How do I apply? Frequently asked questions Study with us Find a course to suit you Qualification courses Learning on demand Professional development courses A job in the industry Get your builder's licence Continuing Professional Development (CPD) Further your career Find jobs
HIA community
HIA community $vuetify.icons.faArrowRight
Join HIA Sign me up How do I become a member? What's in it for me? Mates rates Get involved Become an award judge Join a committee Partner with us Our initiatives HIA Building Women GreenSmart Kitchen, bathroom and design hub Get to know us Our members Our people Our partners Support for you Charitable Foundation Mental health program
Awards & events
Awards & events $vuetify.icons.faArrowRight
Awards Awards program People & Business Awards GreenSmart Australian Housing Awards Awards winners Regional Award winners Australian Housing Award winners 2024 Australian Home of the Year Enter online Industry events Events in the next month Economic outlook National Conference Events calendar
HIA shop
HIA shop $vuetify.icons.faArrowRight
Most popular products National Construction Code Vol 1 & 2 Waterproofing wet areas AS 3740:2021 HIA Guide to Waterproofing HIA Guide to NCC Livable Housing Provisions Top categories Building codes & standards Contracts & documents Guides & manuals Safety products Signage For your business Contracts Online Digital Australian Standards Digital Resource Library Forecasts & data
About Contact Newsroom
$vuetify.icons.faTimes
$vuetify.icons.faMapMarker Set my location Use the field below to update your location
Address
Change location
{{propApi.title}}
{{propApi.text}} {{region}} Change location
{{propApi.title}}
{{propApi.successMessage}} {{region}} Change location

$vuetify.icons.faPhone1300 650 620

Plumbing and drainage part 2 - Sanitary plumbing and drainage

Requirements for the design and installation of sanitary plumbing and drainage, common effluent system or an on-site wastewater management system.

Overview of the Standard 

This Australian Standard specifies requirements for the design and installation of sanitary plumbing and drainage from the fixtures to a sewer, common effluent system or an on-site wastewater management system, as appropriate.

It applies to new installations as well as alterations, additions and repairs to existing installations.

This Standard is to be read in conjunction with the Plumbing Code of Australia (PCA).

What does it include?

AS 3500.2 is broken into 16 sections consisting of: 

  • Section 1 states what the standard covers, and describes the terms and abbreviations used in this Standard
  • Section 2 specifies requirements for materials and products to be used in sanitary plumbing, vacuum drainage and drainage systems
  • Section 3 specifies requirements for the design of sanitary drainage systems
  • Section 4 specifies requirements for components of sanitary drainage systems
  • Section 5 specifies requirements for excavation, bedding, support and backfilling of drains
  • Section 6 specifies requirements for all types of sanitary plumbing systems
  • Section 7 specifies requirements for the installation of greywater sanitary plumbing and drainage from the respective plumbing fixtures to greywater treatment or diversion devices and overflow therefrom were directed to the drainage system
  • Section 8 specifies design requirements and methods of installation for fully vented systems and fully vented modified systems of sanitary plumbing
  • Section 9 specifies design and installation requirements for single stack systems and the single stack modified systems of sanitary plumbing
  • Section 10 specifies requirements for the fixing, protection, spacing, and concealment of sanitary plumbing pipes and fittings
  • Section 11 specifies design and installation requirements for the reduced velocity aerator stack system for sanitary plumbing
  • Section 12 specifies requirements for pumped discharge
  • Section 13 specifies requirements for the installation of sanitary fixtures and appliances, and their connection to the sanitary plumbing or sanitary drainage system
  • Section 14 specifies minimum requirements for the main lines of a sanitary drain located in a multi-unit development of three or more residential buildings
  • Section 15 specifies requirements for the inspection and testing of sanitary plumbing and sanitary drainage installations
  • Section 16 specifies the design and installation requirements and the components of a vacuum drainage system within a property for the removal of wastewater from the collection points to the discharge point connecting to the sanitary drainage system

This standard also contains 4 normative and 2 informative appendices consisting of:

  • Appendix A comprises a list of pipes and fittings are acceptable solutions
  • Appendix B comprises information on the maximum length ‘m’ of fixture discharge pipe without venting
  • Appendix C contains a pipe grades conversion table
  • Appendix D contains information on the process of conducting inspections by the use of CCTV
  • Appendix E contains information on sizing vacuum drainage pipes and buffers
  • Appendix F contains information regarding the renovation of sanitary plumbing and drainage systems using structural plastics liners

Is the Standard referenced in NCC or other legislation?

This Standard is referenced in Part C1 Sanitary plumbing systems and Part C2 Sanitary drainage system of the NCC Volume Three. It applies to the sanitary, plumbing and drainage requirements in all classes of building. 

Who is the Standard for?

The primary users of this standard are residential and commercial builders, designers, plumbers, related building trade contractors, building certifiers and surveyors, project managers, manufacturers and testing authorities.

Related Australian Standards

  • AS/NZS 3500.1 Plumbing and drainage - Water Services
  • AS/NZS 3500.3 Plumbing and drainage - Stormwater drainage
  • AS/NZS 3500.4 Plumbing and drainage - Heated water services

Related HIA information sheets

Getting a copy of the Standard

An electronic copy of this Australian Standard can be purchased through the Digital Australian Standards webpage.

To find out more, contact HIA's Building Services team.

Email us

Share with your network:
More articles on:
{{ tag.label }} {{ tag.label }} $vuetify.icons.faTimes
Find the latest expert advice, guides and much more!

Building it right topics


 

Can’t find what you need, check out other resources that might be closer to the mark.

You may consider buying

AS/NZS 5601.1:2022 Gas installations, Part 1: General installations

This Standard contains the mandatory requirements and means of compliance for design, installation and commissioning of gas installations in buildings. This Standard is applied through legislative requirements in each state and te...

AS/NZS 3500.1:2018 Plumbing and drainage, Part 1: Water Services

This Standard specifies requirements for the design, installation and commissioning of cold water services from a point of connection to the points of discharge, non-drinking water from a point of connection to the points of disch...

AS/NZS 3500.1:2021 Plumbing and drainage, Part 1: Water Services

This Standard specifies requirements for the design, installation and commissioning of cold water services from a point of connection to the points of discharge, non-drinking water from a point of connection to the points of disch...

AS/NZS 3500.2:2018 Plumbing and drainage, Part 2: Sanitary plumbing and drainage

This Standard specifies requirements for the design and installation of sanitary plumbing and drainage from the fixtures to a sewer, common effluent system or an on-site wastewater management system, as appropriate. It applies to...

AS/NZS 3500.2:2021 Plumbing and drainage, Part 2: Sanitary plumbing and drainage

This Standard specifies requirements for the design and installation of sanitary plumbing and drainage from the fixtures to a sewer, common effluent system or an on-site wastewater management system, as appropriate. It applies to...

AS/NZS 3500.3:2018 Plumbing and drainage, Part 3: Stormwater drainage

This Standard specifies requirements for materials, design, installation and testing of roof drainage systems, surface drainage systems and subsoil drainage systems to a point of connection. This Standard can be used as a means of...

AS/NZS 3500.3:2021 Plumbing and drainage, Part 3: Stormwater drainage

This Standard specifies requirements for materials, design, installation and testing of roof drainage systems, surface drainage systems and subsoil drainage systems to a point of connection. This Standard can be used as a means of...

AS/NZS 3000:2018 Electrical installations (known as the Aus/New Zealand Wiring Rules)

This Standard sets out the requirements for the design, construction and verification of electrical installations, including the selection and installation of electrical equipment forming part of such electrical installations. Thi...