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Project Advent Health ROSS BRYAN ASSOCIATES,INC. Sheet No. 3 of 6 <br /> Model P/PE-15-NIL/IL-150 CONSULTING ENGINEERS Job No. 184652 <br /> By EOS 910k03 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= 6.59 ft. Height, s= 15 ft. OAH Above Grade, h = 15 ft. <br /> Depth = 0.75 ft. Asign= 98•9 ft2 <br /> WIND LOADS: <br /> Natural Frequency= 1 RIGID STRUCTURE <br /> Exposure Category= C Risk Category= II <br /> qh= 0.00256 * KZ* KZt* Kd*V2 Velocity Pressure,ASCE 7-10, Section 29.3.2 <br /> KZ= 0.85 Velocity Pressure Exposure Coefficient,ASCE 7-10,Table 29.3-1 <br /> KZt= 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 1 b/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= 0.44 Length of Sign/Depth of Sign <br /> s/h = 1.00 Depth of Sign/Overall Height <br /> Cf= 1.57 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= 55.54 Ib/ft2 center equal to 0.75' <br /> CASE B: resultant acts normal to the sign face at a distance of 1.32'toward the <br /> windward edge and 0.75' above the geometric center <br /> LRFD Loading: <br /> Use wind pressure= 55.54 lb/ft' for 1.0*W from ASCE 7-10, Section 2.3.2 <br /> ASD Loading: <br /> Use wind pressure= 33.33 1b/ft2 for 0.6*W from ASCE 7-10, Section 2.4.1 <br />