WebSpecifications for wind loads are based on either wind zones (Low, Medium, High, Very High, Extra High) or a definable wind pressure such as 1.5Kpa (two storey buildings in wind zones up to Very High,) or 2Kpa (generally … WebFeb 8, 2024 · So 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.
Why is NZ so windy? We explain the Roaring Forties!
WebApr 1, 2015 · The wind zone calculation specified in NZS 3604:2011 is a simplified version of the calculation used in AS/NZS 1170.2:2011 (see explanation in Build 128, pages 24–27). The simplified method, which still requires some interpretation by practitioners, has six steps (see Table 1). Table 1 Steps to determine wind zones Steps 1 and 2 WebSep 28, 2024 · As shown in Figure 13c, when the fan speed was 1250 r/min, there was no significant difference in the loss rate of the two extractors, but it was significantly higher than the loss rate under the medium (1100 r/min) and low (950 r/min) speeds because when the fan speed was high enough, the wind speed and pressure generated by the fan could … song sometimes in winter
Severe Weather Outlook for New Zealand - MetService
WebAn “Extra High” wind zone with 55 m/s wind speed was added. Previously, the highest wind zone was “Very High” at 50 m/s. The inclusion of the “Extra High” wind zone resulted in … WebNew Zealand Wind Maps AccuWeather Radar Satellite Current Conditions Wind Flow New Zealand Wind Flow Wind contours Now Around the Globe Hurricane Tracker Severe … WebFeb 26, 2014 · for light roofs in medium or higher wind zones, 2/90 x 3.15 mm end nails and 2 wire dogs, except where loaded dimension of wall is 2 metres or less, then nails only can be used in medium wind zones; for light roofs in the low wind zone, 2 wire dogs are required where the loaded dimension is 5 metres or greater; for heavy roofs in high and above ... small free standing bathroom mirror