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Wind Loading Based On EC 1991-4

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Wind Loading based on EC 1991-4

Total building height = 24.25

Where
Vb = Basic wind velocity 20
Vb,0= Fundamental value of basic wind velocity = 20
cdir = directional factor = 1
cseason= season factor = 1

Mean wind, vm(z)


Structure type = 1
zo = 0.003
zmin = 1

kr = terrain factor depending on the roughness 0.16


length zo calculated using =

where: zo,II = 0.05

the mean wind varies with height


28.08
Where
cr(z) = roughness factor = 1.40
co(z) = Orography factor = 1

Wind Turbulence

kl = 1
sv = 3.12
lv(z) = 0.11
Wind Loading based on EC 1991-4

Peak Velocity pressure qp(z)


qp(z) = 836.88
qp(z) = 0.84
Cpe =
Cpi =
m

m/s
m/s

m/s

m/s
Pa
kPa

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