NCC 2019 Volume Three
Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c

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Classification
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Part B4 Fire-fighting water services

Part B4 Fire-fighting water services

NSW B4

NT B4

Qld B4

Introduction to this Part

This Part sets out requirements for the design, construction, installation, replacement, repair, alteration and maintenance of any part of a fire-fighting water service from the point of connection or other acceptable source(s) of supply to the fire-fighting equipment, including hydrant, hose reel, sprinkler services and wall drencher systems.

Explanatory information:

Explanatory information:

OBJECTIVE

BO4

The Objective of this Part is to—

  1. safeguard people from illness, injury or loss (including loss of amenity) due to the failure of a fire-fighting water installation; and
  2. ensure that a fire-fighting water installation is suitable; and
  3. conserve water and energy; and
  4. safeguard the environment; and
  5. safeguard public and private infrastructure; and
  6. ensure that a fire-fighting water installation is designed and is capable of being maintained so that throughout its serviceable life it will continue to satisfy Objectives (a) to (e).

FUNCTIONAL STATEMENT

BF4

Fire-fighting equipment must be provided with adequate water for its intended purpose.

Performance Requirements

BP4.1 Design, construction and installation

(1)

A fire-fighting water service must ensure the following:

(a)

Water is provided at required flow rates and pressures for the correct functioning of the fire-fighting equipment.

(b)

Accessfor maintenance of mechanical components and operational controls.

(c)

The system can be isolated for testing and maintenance.

(2)

A fire-fighting water service must avoid uncontrolled discharge or failure.

Verification Methods

Tas BV4.1

There are no Verification Methods in this Part.

Deemed-to-Satisfy Provisions

B4.1 Application

(1)

Performance RequirementBP4.1 is satisfied by complying with B4.2.

B4.2 General requirements

(1)

Fire-fighting water services for Class 2 to Class 9 buildings and structures must comply with the requirements of Part E1 in Volume One of the NCC.

Vic B4.2(2)

(2)

The installation of a fire-fighting water service must be in accordance with—

(a)

AS/NZS 3500.1; and

(b)

where applicable—

(i)

FPAA101H; or

(ii)

FPAA101D.

Vic B4.2(3)

Explanatory information: Cross-volume considerations

Explanatory information: Cross-volume considerations
NCC Volumes One and Two deal with a number of areas of on-site construction which are relevant to firefighting water service. These include, but may not be limited to, the following:

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

3.1.1 Earthworks

Termite management for attachments to buildings and penetrations through a slab

B1 Structural provisions

3.1.4 Termite risk management

Penetrations for pipework through a vapour barrier

B1 Structural provisions

3.2.2 Preparation

Pipework in timber bearers and joists of solid timber or engineered wood products

B1 Structural provisions

3.4.0 Framing

Fittings, fixtures and pipework installations in steel framed construction

B1 Structural provisions

3.4.2 Steel framing

Penetrations through a fire-resisting wall or floor

C3 Protection of openings

3.7.3 Fire protection of separating walls and floors

Fixtures or fittings in a wet area

F1 Damp and weather proofing

3.8.1 Wet areas and external weatherproofing

Service pipework external to the building and penetrations through roof cladding in a bushfire prone area

G5 Construction in bushfire prone areas

3.10.5 Construction in bushfire prone areas

Pipework sound insulation

F5 Sound transmission and insulation

3.8.6 Sound insulation