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Basic Load Cases in Transverse Direction Basic Load Cases in Longitudinal Direction <br />Area Area <br />(ft2)(+GCp i ) (-GCp i )(ft2)(+GCp i ) (-GCp i ) <br />10 psf min.Horiz.5.42 5.42 10 psf min.Horiz.3.62 3.62 <br />Sec. 6.1.4.1 Vert.-11.99 -11.99 Sec. 6.1.4.1 Vert.-11.99 -11.99 <br />Torsional Load Cases in Transverse Direction Torsional Load Cases in Longitudinal Direction <br />Area Area <br />(ft2)(+GCp i ) (-GCp i ) (+GCp i ) (-GCp i )(ft2)(+GCp i ) (-GCp i ) (+GCp i ) (-GCp i ) <br />29 29 22.7 22.7 <br />Design pressures for components and cladding <br />p = qh[ (G Cp) - (G Cpi)] <br />where:p = pressure on component <br />pmin = 10 psf (Sec. 6.1.4.2, pg 21) <br />G Cp = external pressure coefficient. <br />Effective <br />Area (ft2) GCP - GCP GCP - GCP GCP - GCP GCP - GCP GCP - GCP <br />Comp.31.07409 0.40 -0.85 0.40 -1.45 0.40 -2.30 0.91 -1.01 0.91 -1.23 <br />Positive Negative Positive Negative Positive Negative Positive Negative Positive Negative <br />10.72 -19.00 10.72 -30.11 10.72 -45.79 20.15 -21.99 20.15 -25.92 <br />S <br />Surface Pressure (k) withPressure (k) with <br />S <br />Surface <br />Pressure (k) withTorsion (ft-k)Surface Torsion (ft-k) <br />Total Horiz. Torsional Load, MT <br />Zone 5 <br />Zone 3 Zone 4 Zone 5 <br />Total Horiz. Torsional Load, MT <br />Comp. & Cladding Zone 1 <br />( psf ) <br />Zone 3 Zone 4Zone 2 <br />Surface Pressure (k) with <br />Zone 1 Zone 2 <br />Pressure <br />32