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Specifies requirements for the design, installation, maintenance and testing of lightning protection on common structures, and for electrical and electronic systems within those structures for the protection of people and property from the hazards of lightning.

AS 1684.4:2024, part of the AS 1684 series, provides the building industry with procedures that can be used to determine building practice, to design or check construction details, and to determine member sizes, and bracing and fixing requirements for timber-framed construction in non-cyclonic wind classifications N1 and N2.

Specifies minimum requirements for the design and the engineering aspects of fabrication and erection, and modification of steelwork in structures in accordance with the limit states design method.

Sets out minimum requirements for the materials, design and installation of waterproofing for domestic wet areas in Class 1, Class 2 and Class 4 buildings as defined in the NCC. It also applies to wet areas within Class 3 to 9 buildings as if it were a Class 2 or 4 part of a building.

Specifies requirements for the construction of buildings in bushfire-prone areas in order to improve their resistance to bushfire attack from burning embers, radiant heat, flame contact and combinations of the three attack forms.

AS 1684 specifies requirements for building practice and the selection, placement and fixing of the various structural elements used in the construction of timber-framed Class 1 and Class 10 buildings as defined by the National Construction Code; provisions apply to alterations and additions to such buildings; to be used in conjunction with the AS 1684 Supplements.

Sets out requirements for electrical installations associated with site supplies for connectable electrical installations that are intended for connection to low voltage a.c. supply systems (i.e. exceeding 50 V a.c. but not exceeding 1 000 V a.c.).

Specifies the design requirements for new building work, as required by the National Construction Code (NCC) and the Disability (Access to Premises—Buildings) Standards (Premises Standards), to provide access for people with disabilities.

Specifies procedures for the safety inspection and testing of low voltage single phase and polyphase electrical equipment, connected to the electrical supply by a flexible cord or connecting device.

Specifies requirements for electrical installations associated with connectable electrical installations used for the purposes of accommodation, habitation or other residential, commercial purposes or recreational uses that are intended for connection to external low voltage a.c. supply systems (i.e. 50 V a.c. to 1000 V a.c.) by either a detachable supply lead or a supply lead directly connected to the connectable electrical installation; includes requirements and provides guidance for the installation of extra-low voltage systems (i.e. less than 50 V a.c. or 120 V d.c. ripple free).