NCC 2022 Volume Two - Building Code of Australia Class 1 and 10 buildings
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Referenced documents
No. | Date | Title | Volume One | Volume Two | Housing Provisions | Volume Three |
---|---|---|---|---|---|---|
AS/NZS 1170.2 | 2021 | Structural design actions – Wind actions (See Note 1) | WA B1D3, WA B1D4, Spec 4, WA B2D1, WA B2D2, WA B2D3, F3V1, Schedule 1 | H1D7, H2V1, Schedule 1 | WA 2.2.3, WA 2.3.1, WA 2.3.2, WA 2.3.3, WA 2.3.4, Schedule 1 | Schedule 1 |
AS/NZS 3500.4 | 2021 | Plumbing and drainage – Heated water services, Amdt 1 | N/A | WA H9D4 | N/A | N/A |
AS 4055 | 2021 | Wind loads for housing (See Note 2) | Schedule 1 | H1D6, H1D8, Schedule 1 | WA 2.2.3, WA 2.3.1, WA 2.3.5, Schedule 1 | Schedule 1 |
Regional wind speed | Region | ||||
---|---|---|---|---|---|
Non-cyclonic | Cyclonic | ||||
A (0-5) | B1 | B2 | C (maximum) | D (maximum) | |
V1 | 30 | 26 | 23 | 23 | |
V5 | 32 | 28 | 33 | 35 | |
V10 | 34 | 33 | 39 | 43 | |
V20 | 37 | 38 | 45 | 51 | |
V25 | 37 | 39 | 47 | 53 | |
V50 | 39 | 44 | 52 | 60 | |
V100 | 41 | 48 | 56 | 66 | |
V200 | 43 | 52 | 61 | 72 | |
V250 | 43 | 53 | 62 | 74 | |
V500 | 45 | 57 | 66 | 80 | |
V1000 | 46 | 60 | 70 | 85 | |
V2000 | 48 | 63 | 73 | 90 | |
V2500 | 48 | 64 | 74 | 91 | |
V5000 | 50 | 67 | 78 | 95 | |
V10000 | 51 | 69 | 81 | 99 | |
VR (R ≥ 5 years) | 67-41R-0.1 | 106-92R-0.1 | 122-104R-0.1 | 156-142R-0.1 |