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Project Number: 251214 <br />CITY OF SANTA ANA <br />Planning and Building Agency <br />HOAG MEMORIAL <br />11.7 STRENGTH INCREASE DUE TO COLD FORMING (A7.2) <br />Check Top Flange: Fully Effective OK <br />Check Web: Fully Effective OK <br />Check (Fuv/Fyv) = 1.1818 <_ 1.2 OK <br />Check R/t = 2 -< 7 OK <br />Fuv = 65 ksi <br />Fyf = Fyv = 55 ksi <br />Inside bend radius, Rln = 0.1494 in <br />Outside bend radius, Rout = 0.2241 in <br />Thickness of section, t = 0.0747 in <br />m = 0.192 (Fuv/Fyv) - 0.068 = 0.1589 <br />Bc = 3.69 (Fuv/Fyv) - 0.819 (Fuv/Fyv) 2 -1.79=1.6341 <br />Fyc = BcFyv/(R/t)" � = 80.4998 ksi <br />Acorner = 2 (Rout - 0.5t) (1.57t) = 0.0438 in <br />Aflange = Acorner + (D - 2Rout) t = 0.141 in <br />C = Acorner/Aflange = 0.3106 <br />Fyo = CFyc + 0 - C) Fyt = 62.9192 ksi <br />Check Fu = 65 ksi > 62.9192 ksi OK <br />Ytop=H-Yb=2.6195in <br />YcomP = Ytop - rout = 2.3954 in <br />Approved R PERMIT ISSUAIICE <br />Master ID: <br />Ytens = Yb - rout = 2.1564 in Date: <br />fi - Fyycomp = 50.2948 ksi <br />Ytop <br />f2 = FY{tens = 45.2751 ksio <br />P <br />LP _ f2/f, I = 0.9002 > 0.236 <br />k=4+2(1+4j)3+20+V=21.5226 <br />Flat width, w = H - 2Rout = 4.5518 in <br />Thickness of section, t = 0.0747 in <br />_ kn2E t 2 <br />Fcr 12 (1 - p2) (W) = 154.55 ksi <br />T = f,/Fcr = 0.5705 < 0.673 <br />p=1.0 <br />be=pw=4.5518in <br />Out -to -out depth of web, ho = 5 in <br />Out -to -out width of compression flange, bo =1.75 in <br />ho/bo = 2.8571 <- 4 <br />11.8 EFFECTIVE WIDTH OF TOP FLANGE Since ho/bo <_ 4 and L� > 0.236 <br />Flat width, w = D - 2Rout = 5 - 2 (1.75)=1.3018 in bi = be/(3 + tp)=1.1671 in <br />Thickness of section, t = 0.0747 in b2 = be/2 = 2.2759 in <br />Plate buckling coeefficient, k = 4 b, + b2 = 3.443 in <br />kn2E t \2 <br />Fcr 12 (1 - N2) C W I = 351.1655 ksi YcomP = 2.3954 in < 3.443 Web is fully effective <br />T = Fy/Fcr = 0.3958 < 0.673 Flange is fully effective <br />Made by OneRack 10 <br />