NCC 2022 Volume Three - Plumbing Code of Australia
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B3
Part B3 Non-drinking water servicesPart B3 Non-drinking water services
This Part sets out the requirements for any part of a non-drinking water service of a property. It covers from the point of connection to the points of discharge.
Rainwater is not classified as a non-drinking water service.
Objectives
B3O1
Objective
2019: BO3
Functional Statements
B3F1
Non-drinking water supply
2019: BF3.1
B3F2
Non-drinking water installations
2019: BF3.2
Performance Requirements
B3P1
Non-drinking water supply
2019: BP3.1
B3P2
Identification
2019: BP3.2
B3P3
Velocity
2019: BP3.3
B3P4
Access and isolation
2019: BP3.3
B3P5
Pressure
2019: BP3.3
B3P6
Uncontrolled discharge
2019: BP3.3
B3P7
Water efficiency
New for 2022
Deemed-to-Satisfy Provisions
B3D1
Deemed-to-Satisfy Provisions
2019: B3.1
B3D2
Distribution of non-drinking water
2019: B3.2
B3D3
General requirements
2019: B3.3
B3D4
Bushfire prone areas
New for 2022
B3D5
Water efficiency
New for 2022
NCC Volumes One and Two deal with a number of areas of on-site construction which are relevant to non-drinking water services. These include, but may not be limited to, those listed in Table B3.
Item | NCC Volume One Class 2 to 9 buildings | NCC Volume Two Class 1 and 10 buildings |
---|---|---|
Excavations for pipework adjacent to a building and footings | B1 Structural provisions | H1 Structure |
Termite management for attachments to buildings and penetrations through a slab | B1 Structural provisions | H1 Structure |
Penetrations for pipework through a vapour barrier | B1 Structural provisions | H1 Structure |
Pipework in timber bearers and joists of solid timber or engineered wood products | B1 Structural provisions | H1 Structure |
Fittings, fixtures and pipework installations in steel framed construction | B1 Structural provisions | H1 Structure |
Penetrations through a fire-resisting wall or floor | C1 Fire resistance Performance Requirements and C4 Protection of openings | H3 Fire safety |
Fixtures and fittings in a wet area | F2 Wet areas and overflow protection | H4 Health and amenity |
Flues, chimneys, pipes, gas storage, domestic fuel tanks, cooling or heating appliances or other services | C4 Protection of openings | H3 Fire safety |
Service pipework external to the building and penetrations through roof cladding in a bushfire prone area | G5 Construction in bushfire prone areas | H7 Ancillary provisions and additional construction requirements |
Pipework sound insulation | F7 Sound transmission and insulation | H4 Health and amenity |