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Supercharger_Post_V3 <br />W =2.7 ft D =0.8 ft Empty Area =5.6 ft2 <br />H =5.5 ft <br />Eff. Wind Area =9.1 ft2 4.5 ft2 <br />p =qzGCf (lb/ft2)(ASCE 7-10, 29.5-1 / ASCE 7-16 & 22, 29.4-1) <br />where, G =0.85 <br />where, Cf =force coefficient (ASCE 7-10, Fig. 29.5-1 / ASCE 7-16 & 22, Fig. 29.4-1) <br />=1.40 <br />qz = 0.00256 Kz Kzt Kd V2 I (lb/ft2) <br />Kz = 2.01 (z/zg)2/ <br />where z =15.00 ft <br />zg =900 ft <br /> =9.5 <br />Kz =0.85 <br />Kzt = (1+K1K2K3)2 <br />=1.0 <br />Kd =0.9 <br />Threfore, qz =22.8 psf <br />Threfore, p =27.1 psf <br />Wind Force W =246 lbs > EQ =126 lbs <br />52