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  1. MikeRD_Aus

    AS4055 Serviceability Wind Pressure - Why is it so low?

    I have just downloaded the 2021 version of AS4055 which actually provides some further detail in the commentary that was not included in the 2012 version. It states that the annual probability of exceedance for the serviceability limit state has been taken as 1/25. Still doesn't correlate with...
  2. MikeRD_Aus

    AS4055 Serviceability Wind Pressure - Why is it so low?

    Hi, Looking for some clarification on serviceability wind pressures for residential buildings. AS 4055 seems to provide very low serviceability wind pressures relative to AS1170. Serviceability pressures are approx ~40% of ultimate which seems to equate to a 1yr probability of exceedance in...

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