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    • AS1170.2-2021

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    Criteria
    Region
    Return Period
    Terrain Category
    s(m) 
    Storey Height (m)
    No. of Storeys
    Total Height H (m)
    Building's WW Width (m)
    Other diemsion of building
    Site Wind Speed Vr
    Damping
    Building Period (sec)
    Average Storey Mass (kg)
    CPe Windward
    CPe Leeward
    Combination Factor Kc
    Md Direction Factor
    Ms Shielding Factor
       
    M z,cat (H)
       
       

    Dynamic Factor

     
    Peak Factor gv
    Turbulence Factor Ih
    Lh
    Bacground Factor Bs
    Hieght Factor Hs
    Peak Factor gR
       
    Size Reduction Factor S
       
    N
    Et
       
       
    Dynamic Factor Cdyn

    Acceleration (mlli g)

     
    Along Wind
       
    Crosswind
       
    Combined
       

    Along Wind Forces

     
    Total Base Shear (KN)
       
    Overturning Moment (KN.m)
       
    Resonant Moment (KN.m)
     

    Crosswind Resp.

     
    Building Period Cross Dir. (sec)
    Reduced Wind Speed
       
    Building Aspect Ratio (h:b:d) facing load
       
    Building Aspect Ratio (h:d:b) perp direction
       
    Log10(Cfs)
       
    Mode Shape Pwr. Exponent k
    Mode Shape Correction Km
       
    Crosswind Base Shear
    Crosswind Overturning M
     

    All values are PEAK, for mean values, divide by the gust factor = Cdyn*(1+2gv*Ih) =

    Values in Web Forms above are for Case #1 , to display other case, click on "Rotate" button

    Loading Table Case 1

    Loading Table Case 2