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Project #: <br />1. Wind Loads on other structures and building appurtenances per Chapter 29, Section 29.5 (Solid Signs). <br />Vult =95 mph Basic Wind Speed zg =900 ft Terrain Exposure Constant [Table 26.9-1] <br />Exp: C - Exposure Category Į = 9.5 - Terrain Exposure Constant [Table 26.9-1] <br />İ =100%- Solid to Gross Area Ratio (porosity)Kd =0.85 Directionality Factor [Table 26.6-1] <br />Add'l =0%-Add'l. capacity applied to pz Kzt =1 Topographic Factor [26.8.2] <br />b =0 ft 2-pole spacing ('0' for one pole or other) G = 0.85 - Gust Effect Factor [26.9.1] <br />1 7.0 5.5 6.9167 Yes 1.5 0.79 1.26 0.27 0.22 1.55 1.50 1.65 1.60 1.54 1.64 1.54 1.01 1.00 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />1For double-faced signs with all sides enclosed select "Yes" for Cf reduction per code. ("No" or blank is conservative if unknown) <br />2Cabinet Thickness (Use 0 or leave blank for unknown) <br />0 0.05 0.1 0.2 0.5 1 2 4 5 10 20 30 45 100 <br />1.00 1.80 1.80 1.70 1.65 1.55 1.45 1.40 1.35 1.35 1.30 1.30 1.30 1.30 1.30 <br />0.90 1.85 1.85 1.75 1.70 1.60 1.55 1.50 1.45 1.45 1.40 1.40 1.40 1.40 1.40 <br />0.70 1.90 1.90 1.85 1.75 1.70 1.65 1.60 1.60 1.55 1.55 1.55 1.55 1.55 1.55 <br />0.50 1.95 1.95 1.85 1.80 1.75 1.75 1.70 1.70 1.70 1.70 1.70 1.70 1.75 1.75 <br />0.30 1.95 1.95 1.90 1.85 1.80 1.80 1.80 1.80 1.80 1.80 1.85 1.85 1.85 1.85 <br />0.20 1.95 1.95 1.90 1.85 1.80 1.80 1.80 1.80 1.80 1.85 1.90 1.90 1.95 1.95 <br />0.16 1.95 1.95 1.90 1.85 1.85 1.80 1.80 1.85 1.85 1.85 1.90 1.90 1.95 1.95 <br />0.00 1.95 1.95 1.90 1.85 1.85 1.80 1.80 1.85 1.85 1.85 1.90 1.90 1.95 1.95 <br />h = Average Height (ft) at top of section/element s/h = Cabinet to Average Height Ratio <br />s = Vertical sign dimension (f `B/s = Cabinet Width to Cabinet Height Ratio <br />B = Horizontal sign dimension (ft) <br />z = Centroid of Section Height <br />Kz =Velocity Pressure Exposure Coefficient <br />qh =Velocity Pressure (psf)qz =0.00256*Kd*Kz*Kzt*V2 <br />p = Design Wind Pressure (psf) p =qh*G*Cf <br />Notes & Assumptions: <br />Aspect Ratio B/s <br />Figure 29.4-1 Cf Cases A & B <br />~~~~~~ Cases A & B Cf Interpolation ~~~~~~t2 (ft)Rmin Rmax <br />Case B <br />Distrib.Encl.1h <br />(ft) <br />s <br />(ft) <br />s/h <br />Cab. <br />#B/s 0.2B <br />2506083 Raising Cane's RC1032 Monument Sign <br />1303 N. Bristol St , Santa Ana, CA 92706 <br />Design Wind Loads on Solid Signs <br />Wind Pressure Analysis <br />Cf <br />B <br />(ft)s/h <br />2 of 5 <br />Page 11 <br />Page 11