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�as Seal5 CALCULATIONS FOR WALL-MOUNTED SIGNS <br /> easyseaissom <br /> / SCE 7-16 Design.Wind Loads <br /> WALL-MOUNTED SIGNS <br /> Building Specs <br /> V=- 140 mph' 'Basic wind speed ASD Load Combo Coeff: 0.6 <br /> Exposure! . C <br /> Calculations <br /> a= 9.5 3-sec gust speed power law exponent Kd= 0.85 Directionality factor <br /> zg=900, Nominal ht.of atmos.boundary layer Kzt= .. 1.0 Topographic factor <br /> Gcpi= 0 Internal pressure coeff Ke= 1.0 Ground elevation factor <br /> A= 10-sq ft ." Tributary area <br /> 140 mph Exp"C" <br /> WALL-MOUNTED SIGNS <br /> ASD WIND.PRESSURES <br /> SIGN - CENTER CORNER <br /> u n a <br /> HEIGHT" (Zone 4) (Zone 5) Y qz U_ U <br /> 15 ft 23.9 psf 30.4 psf" 0.85 36.2 -1.10 -1.40 <br /> 20 ft.. 25.4 psf 32.3 psf. 0.90 38.5 -1.10 -1:40 <br /> -25 ft 26.6 psf 33.9 psf.- 0.95 40.3 -1.10 -1.40 <br /> 30 ft: 27.6 psi $5.2 psf 0.98 .41.9 -1.10 -1.40 <br /> 35 ft 28.6 psf 36.4-psf 1.01 43.3 -1.10 -1.40 <br /> 40 ft 29.4 psf 37.4 psf 1.04 .44.5 -1.10 -1.40 <br /> 45 ft 30.1 psf 38.3 psf 1.07 45.6 -1.10 -1.40 <br /> 50 ft 30.8 psf 39.2 psf 1.09 46.6 -1.10 -1.40 <br /> 55 ft 31.4 psf 40.0 psf 1.12 47.6 -1.10 _ -1.40 <br /> •60 ft 32.0 psi 40.7 psf 1.14" 48.5 -1.10 -1.40 <br /> 70 ft-: 27.0 psf 54.1 psf 1.17 50.1 -0.90 -1.80 <br /> '.80 ft 27.8 psf 55.6 psf 1.21 51.5 -0.90 -1.80 <br /> 90 ft" 28.5 psf 57.0 psf 1.24 52:8 -0.90 -1.80 <br /> 100 ft 29.1 psf 58.3 psf 1.27 54.0 -0.90 -1.80 <br /> -110 ft :' 29.7 psf 59.5 psf 1.29 . 55.1 -Mo -1.80 <br /> 126 ft 30.3 psf 60.6 psf 1.32 56.1 -0.90 -1.80 <br /> 130 ft " 30.8 psf 61.6 psf 1.34 57.0 -0.90 -1.80 <br /> 140 ft- . 31.3 psf 62.6 psf 1.36 57.9 -0.90 -1.80 <br /> 150,ft 31.7 psf 63.5 psf 1.38 58.8 -0.90 -1.80 <br /> 175 ft 32.8 psf 65.6 psf 1.42 60.7 -0.90 -1.80 <br /> .200 ft. 33.7 psf 67.5 psf 1.46 62.5 -0.90 -1.80 <br /> 250 ft 35.3.psf . 70.-7 psf 1.53 65.5 -0.90, -1.80 <br /> Page 2 <br />