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<br /> <br />Silcox, Kidwell, & Associates, Inc. cior~~~ JOB F3A-N l( <br />Consulting Engineers i! '1If 'i. SHEET NO, <br />P,O. Box 8607, Tampa, Florida 33674-8607 ..~ ..',' i CALCULATED BY <br />(813) 237-1249" p" CHECKED BY <br />(813) 237-9571 Fax ~~;;~#' SCALE <br />CLIENT: WEST CENTRAL SIGNS LOCATION: <br />CHANNEL LETTERS <br /> <br />WIND = 42.3 PSF 110 MPH HEIGHT <= 75 <br />SIGN DIMENSIONS = 1,25 x 1.25 FT <br /> <br />SIGN AREA(SF)* P (KlSF) = P (K) <br />MAX \,6 0.042 0.07 <br /> <br />r <br /> <br /> <br />1,25 FT <br /> <br />1 <br /> <br />T = PIBOLTS = <br /> <br />0.033 K1BOL T <br /> <br />At = T/20 = <br /> <br />0.002 SQIN <br /> <br />GRAVITY: <br /> <br />est. <br /> <br />20 #/SQFT <br /> <br />P = A*Wa = <br /> <br />0.03\ KIPS <br /> <br />T= <br /> <br />0.035 K1BOL T <br /> <br />At = T/20 = <br /> <br />0,002 SQIN <br /> <br />SHEAR: <br /> <br />V= <br /> <br />0.016 K1BOLT <br /> <br />Av = VII0 = <br /> <br />0,002 SQIN <br /> <br />BOLT OPTIONS TO SUIT WALLS: <br />114 "ljJALL THREAD THRU BOLTS <br />114 "ljJ TOGGLE BOLTS <br />114 "ljJ THUNDER BOLTS <br />114 "ljJ LAG BOLTS WI SHIELDS <br />114 "ljJ EXPANSION ANCHORS <br />2 ROWS AT 1 BOLTS EACH <br />TOTAL OF 2 BOLTS PER LETTER MIN. <br /> <br />At = 0.032 in^2 <br />Av = 0.049 in^2 <br /> <br />WIND = 110 MPH "1997 SBC-ASCE 7-93 TABLES 1,4,5,6,8,13." <br />v= 110 1= 1.05 EXP= B Kz= 0.77 <br />GH = 1.34 Cf= 1.2 M/N = 1.0 <br />= O,00256*Kz*GH*Cf'l'(I*V)^2 42.3 PSF <br /> <br />o r- ~L.R_-l c..A <br /> <br />1 OF <br />PDK_ DATE 12106199 <br />DATE <br /> <br />.r10 IN "- <br />MAX ' <br /> <br /> <br />9IN <br />MINIMUM <br /> <br />t <br /> <br /> <br />/c(1 <br />/b <br />\11 <br />