WebSo what are the wind zones? Low: Wind speeds below 32 metres per second. Medium: 37 metres per second High: 44 metres per second Very high: 50 metres per second Extra high: 55 metres per second Specific design (SD): Over 55 metres per second When your land is being classified, it will be given a wind zone fitting one of those six categories. WebSo what are the wind zones? Low: Wind speeds below 32 metres per second. Medium: 37 metres per second; High: 44 metres per second; Very high: 50 metres per second; Extra …
Overview of New Zealand
WebCouncil does not provide information on Wind Zones. If you are submitting a Building Consent that requires identification of the wind zone, you must seek this information from your designer or refer to New Zealand Standard Timber Framed Buildings NZ3604 Section 5. The Horowhenua wind region is R1. WebJul 20, 2024 · New Zealand has unique and often extreme weather patterns. We have comparatively high average wind speeds, and some areas have high rainfall. Wind-driven rain puts the exteriors of our buildings under considerable load. Buildings must be specifically designed to take into account the physical surroundings and local climate of a … northern quest resort and casino oxblue
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WebWind Zones for the Wellington City Urban Areas using NZS3604:2011. When applying for a building consent, the wind zone in which a structure is located determines structural … The first step is to identify the wind region for the building from NZS 3604:2011 Figure 5.1. This map divides the country into two wind regions – A and W – based on wind speed data from the New Zealand MetService. The regions are too general, however, as land formations can modify and create significant … See more Determine if the site is in a lee zone. These are shown as hatched areas in Figure 5.1. Lee zones may have higher wind speeds. Back to top See more Determine the ground roughness from the two options defined by NZS 3604 paragraph 5.2.3: 1. Urban terrain – more than 10 obstructions … See more Determine the topographic class (T1–T4), from Table 5.2 and Figure 5.2 (see Figure 3). This consists of a number of steps (see Table 5.2): i. If not flat ground, determine if the ground is: 1. a hill – land rises to a crest or high point … See more Determine site exposure from the two options in paragraph 5.2.4: 1. Sheltered – a site surrounded by at least two rows of obstructions that are … See more WebSep 26, 2024 · Wind zone – Wind drives rain against a building and increases the potential for leaks, in particular at high, very high or extra high levels. Number of storeys – Taller buildings have more wall area exposed to wind and rain and water running over vulnerable areas such as window and door openings or junctions; taller buildings are also less ... northern quest seafood buffet menu