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Project Advent Health ROSS BRYAN ASSOCIATES,INC. Sheet No. 3 of 6 <br /> Model ' •DB/DE-48-NIL/IL-150 CONSULTING ENGINEERS Job No. 18 4652 <br /> By EOS tL NASHVILLE,TN Date 9/27/18 <br /> CODES: <br /> Wind Loads per provisions of ASCE 7-10, Chapter 29 <br /> SIGN DIMENSIONS: . <br /> Length, B= 4.125 ft. Height, s= 4 ft. OAH Above Grade, h = 4 ft. <br /> Depth = 0.75 ft. Asign= 16.5 ft2 <br /> WIND LOADS: <br /> Natural Frequency= 1 RIGID STRUCTURE <br /> Exposure Category= C Risk Category= II <br /> qh= 0.00256 * K,* KZt* Kd*V2 Velocity Pressure,ASCE 7-10,Section 29.3.2 <br /> K,= 0.85 Velocity Pressure Exposure Coefficient, ASCE 7-10,Table 29.3-1 <br /> K,t= 1.0 Topographic Factor, ASCE 7-10,Section 26.8.2 <br /> Kd= 0.85 Wind Directionality Factor,ASCE 7-10,Table 26.6-1 <br /> V= 150 Basic Wind Speed, mph,ASCE 7-10, Figure 26.5-1A <br /> qh= 41.62 Ib/ft2 <br /> F/A= qh * G * Cf Design Wind Loads,ASCE 7-10, Section 29.4.1 <br /> G= 0.85 Gust Effect Factor,ASCE 7-10, Section 26.9 <br /> B/s= 1.03 Length of Sign/Depth of Sign <br /> s/h = 1.00 Depth of Sign/Overall Height <br /> Cf= 1.45 Force Coefficient,ASCE 7-10, Figure 29.4-1 <br /> CASE A: resultant acts normal to the sign face at a distance above the geometric <br /> F/A= 51.24 Ib/ft2 center equal to 0.20' <br /> CASE B: resultant acts normal to the sign face at a distance of 0.83'toward the <br /> windward edge and 0.20'above the geometric center <br /> LRFD Loading: <br /> Use wind pressure= 51.24 Ib/ft2 for 1.0*W from ASCE 7-10,Section 2.3.2 <br /> ASD Loading: <br /> Use wind pressure= 30.74 1b/ft2 for 0.6*W from ASCE 7-10,Section 2.4.1 <br />