Transverse Seismic Forces
Calculated eccentricity = (8.31' -(8.20' = 0.11'
)
)
Accidental eccentricity = (0.05)(20' = 1'
)
Design eccentricity = (1' +(0.11' = 1.11'
)
)
Shear forces tributary to each mezzanine = 12.1 kips
Torsion due to shear = (12.1k)(1.11' =13.4 kipft
)
Longitudinal Seismic Forces
Calculated eccentricity = (20' -(20' = 0'
)
)
Accidental eccentricity = (0.05)(40' = 2'
)
Design eccentricity = (0' +(2' = 2.0'
)
)
Shear forces tributary to each mezzanine = 12.1 kips
Torsion due to shear = (12.1k)(2.0' =24.2 kipft
)
Rd
FT = T
∑ Rd
2
1 inch = 25.4 mm
1 foot = 0.305 m
1 kip = 4.448 KN
H1-33
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