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, � �� C/�LCUL/�TIONS FORVli/�LL-fvl0Ufo1TED SIGN� ��''�, ��! .5��'� , J , earysealsmm ASCE 7-10 Design Wind Load WALL-IVIOUNTED SIGNS � � - -- ____�_._��_�___� Buiiding Specs ' �- -__._._^_�__��_--_-_==� � V= 140 mph easic wind speed ASD Load Combo Coeff: 0.6 Exposure C � Calculations �.--�---_-----_---�_=__� a= 9.5 3-sec gust speed power law expon nt Kd= 0.85 Directionality factor zg= 900' Nominal ht,of atmos. boundary/a er Kzt= 1.0 Topographic factor Gcpi= 0 Interna!pressure coeff � A= 10 sq ft Tributary area 140 mph - Exp "C" � WALL-MOUNTED SIGNS ! � ASD WIND PRESSURES � SIGN CENTER ; CORNER Q Q I � HEIGHT (Zone 4) ; (Zone 5) � � pZ � �, � ,�, 15 ft 23.9 psf ; 30.4 psf 0.85 36.2 -1.10 -1.40 ' 20 ft 25.4 psf � 32.3 psf 0.90 38.5 -1.10 -1 40 25 ft 26.6 psf ' 33.9 psf 0 95 40.3 -1.10 -1.?�0 ' 30 ft 27.6 psf ; 35.2 psf 0 98 41.9 -1 10 -1.,40 ' 35 ft 28.6 psf ; 36.4 psf 1.01 43.3 -1.10 -1.40 40 ft 29.4 psf � 37.4 psf 1.Q4 44.5 -1.10 -1.40 45 ft 30.1 psf � 38.3 psf 1.07 45.6 -1.10 -1.40 , 50 ft 30.8 psf ' 39.2 psf 1.09 46.6 -1.10 -1.40 55 ft 31.4 psf ; 40.0 psf 1.12 47.6 -1.10 -1.,40 60 ft 32.0 psf ; 40.7 psf 1.14 48.5 -1 10 -1.40 70 ft 27.0 psf � 54.1 psf 1.17 50.1 -0.90 -1.80 80 ft 27.8 psf � 55.6 psf 1.21 51.5 -0 90 -1.80 , 90 ft 28.5 psf ; 57.0 psf 1.24 52.8 -0.90 -1.80 100 ft 29.1 psf ; 58.3 psf 1.27 54.0 -0.90 -1.80 110 ft 29.7 psf ; 59.5 psf 1.29 55.1 -0.90 -1.80 120 ft 30.3 psf ; 60.6 psf 1.32 56.1 -0.90 -1.80 ! 130 ft 30.8 psf ; 61.6 psf 1.3 57.0 -0.90 -1.80 140 ft 31.3 psf ; 62.6 psf 1.3 57.9 -0.90 -1.80 � 150 ft 31.7 psf ; 63.5 psf 1.3 58.8 -0.90 , -1.80 175 ft 32.8 psf � 65.6 psf 1 4 60.7 -0 90 -1.80 200 ft 33.7 psf � 67.5 psf 1.4 62.5 -0.90 -1.80 250 ft 35.3 psf ; 70.7 psf 1.5- 65.5 -0.90 -1.80 , i � ,� Page 2