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INPUT DATA <br />Ex osure cate or (B, C or D)= C <br />Im ortance factor, 73, (0.87, 1.0 or 1.15)I = 1.00 Cate or II <br />Basic wind speed (3 sec. gust wind) V = 95 mph <br />Topographic factor (Sec.6.5.7.2, pg 26 & 45)Kzt = 1 Flat <br />Height of top h = 10 ft <br />Vertical dimension for wall, s = h s = 10 ft <br />Horizontal dimension B = 125.8333 ft <br />Dimension of return corner L = 0.6666 ft <br />DESIGN SUMMARY <br />Max horizontal wind pressure p =18 psf <br />Max total horizontal force at centroid of base F = 23.21 kips <br />Max bending moment at centroid of base M = 127.66 ft-kips <br />Max torsion at centroid of base T = 584.13 ft-kips <br />ANALYSIS <br />Velocity pressure <br />qh = 0.00256 Kh Kzt Kd V2 I =16.69 psf <br />where: qh = velocity pressure at mean roof height, h. (Eq. 6-15, page 27) <br />Kh = velocity pressure exposure coefficient evaluated at height, h, (Tab. 6-3, Case 1,pg 79)= 0.85 <br />Kd = wind directionality factor. (Tab. 6-4, for building, page 80)= 0.85 <br />h = height of top = 10.00 ft <br />Wind Force Case A: resultant force though the geometric cente (Sec. 6.5.14 & Fig. 6-20) <br />p = qh G C ==18 psf <br />F = p As =23.21 kips <br />M = F (h - 0.5s) for sign, F (0.55h) for wall =127.66 ft-kips <br />T ==0.00 ft-kips <br />where: G = gust effect factor. (Sec. 6.5.8, page 26).= 0.85 <br />C = net force coefficient. (Fig. 6-20, page 73)1.30 <br />As = B s = 1258.3 ft2 <br />Wind Force Case B: resultant force at 0.2 B offset of the geometric cente (Sec. 6.5.14 & Fig. 6-20) <br />p = Case A =18 psf <br />F = Case A =23.21 kips <br />M = Case A =127.66 ft-kips <br />T = 0.2 F B =584.13 ft-kips <br />Wind Force Case C: resultant force different at each region (Sec. 6.5.14 & Fig. 6-20) <br />p = qh G C <br />F =  p As <br />M =  [ F (h - 0.5s) for sign, F (0.55h) for wall ] <br />T =  Ts <br />s Distance C Pi Asi Fi Mi Ti <br />0 (ft) (Fig.6-20)s ft2 ki s ft-ki s ft-ki s <br />0.91 1 10.0 0.726 10 100 1.03 5.66 59.62 <br />0.87 2 20.0 0.698 10 100 0.99 5.45 47.49 <br />0.84 3 30.0 0.671 10 100 0.95 5.24 36.12 <br />0.81 4 40.0 0.644 9 100 0.91 5.03 25.52 <br />0.77 5 50.0 0.617 9 100 0.88 4.82 15.69 <br />0.61 10 100.0 0.484 7 100 0.69 3.78 -8.31 <br />0.61 B 125.8 0.484 7 258.3333 1.78 9.77 -88.78 <br />7.23 39.74 87.35 <br />Wind Analysis for Freestanding Wall & Sign Based on ASCE 7-22 <br />HOLD- 4621 W First <br />St12/19/2024