![]() Non-Cyclonic Regions A & B only N1 - W28N 100km/h gust N2 - W33N 120km/h gust N3 - W41N 150km/h gust N4 - W50N 180km/h gustġ5 Wind Classification AS 1684 Wind Classification ![]() Suction Internal pressure Suction (uplift) Wind LIVE LOADS (people, furniture etc.) DEAD LOAD (structure) Construction loads (people, materials) (a) Gravity loads (b) Wind loadsġ4 Wind Classification AS 1684 Wind Classification not gable or skillion ends).ĪS 1684 Physical Limitations – Design Forces on Buildings Design Forces on Buildings AS1684 can be used to design for Gravity Loads (dead & live) and wind loads. m a xĪS 1684 Physical Limitations - Width Width The geometric limits of the span tables often will limit these widths.ĪS 1684 Physical Limitations – Wall Height Wall Height The maximum wall height shall be 3000 mm (floor to ceiling) as measured at common external walls (i.e. (between the “pitching points” of the roof, i.e. ![]() The MGP span tables provided with the Standard have also been amended.ĪS 1684 RESIDENTIAL TIMBER-FRAMED CONSTRUCTION the timber framing standard Currently you should be using the 2015 Edition.ĪS 1684 TIMBER-FRAMING STANDARD Provides the building industry with procedures that can be used to determine building practice to design or check Construction details, determine member sizes and bracing and fixing requirements for timber framed construction in Non-Cyclonic areas (N1 – N4).ĥ AS 1684.2 – CD Span Tables AS 1684 TIMBER-FRAMING STANDARDĬontains a CD of Span Tables (45 sets in all) for wind zones N1 - N4 for the following timber stress grades: Unseasoned Softwood: F5, F7 Seasoned Softwood: F5, F7, F8 MGP10, MGP12, MGP15 Unseasoned Hardwood: F8, F11, F14, F17 Seasoned Hardwood: F14, F17, F27ĪS 1684 TIMBER-FRAMING STANDARD Each set of Span Tables contains 53 separate design tablesĪS 1684 TIMBER-FRAMING STANDARD Using AS 1684 you should be able to design or check virtually every member in a building constructed using timber framing.ĪS 1684 TIMBER-FRAMED CONSTRUCTION Ridge beam Battens Rafters Hanging beams Ceiling Ceiling battens First floor wall frames Roofing External cladding Floor joists Ceiling battens Flooring Lintel Wall frame Wall stud Internal cladding Floor joists Flooring Bearers Stumps or pilesĩ AS 1684 Scope and Limitations WHERE CAN AS1684 BE USED?ĪS 1684 Physical Limitations - Plan: Rectangular, square or “L”-shaped Storeys: Single and two storey construction Pitch: o max. Some major changes to this edition include amendments to wall nogging requirements, inclusion of ring beam systems and an Appendix of building practices for engineered wood products (EWPs). This powerpoint presentation is part of a series that has been revised to reflect the requirements of AS 1684 Parts 2 & 3 – 2015 Edition. Go to for up to date teaching resources including an annotated copy of the standard. 1 TIMBER FRAMING USING AS 1684.2 SPAN TABLESĪS 1684 Teaching Guide TIMBER FRAMING USING AS SPAN TABLESĢ AS 1684-2010 Residential timber-framed construction
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