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Project Number: 251214 <br />CITY OF SANTA ANA <br />Planning and Building Agency <br />HOAG MEMORIAL <br />Approved <br />AIN CE <br />13. ROLL FORMED COLUMN ANALYSIS - FRONT SEGMENT #1 <br />13.1 SUMMARY <br />Shape HannibalIC3014 <br />Status Pass <br />Unity Ratio 76.77% <br />Governing LC <br />(1.2 + 0.2SDS)D + (1.2 + 0.2SDS)0.7P + / - pE <br />P, 6.8118 kips <br />Tu 0 kips <br />Mux 0 k-in <br />Muy 0.001 k-in <br />�cPn 8.8737 kips (76.76%) <br />OtTn 30.5168 kips (0%) <br />�bMnx 35.16 k-in (0%) <br />ObMny 22.3797 k-in (0%) <br />Tension and Bending Interaction: 0% <br />Compression and Bending Interaction: 76.77% <br />13.2 FLEXURAL TORSIONAL BUCKLING DUE TO COMPRESSION <br />�c = 0.85 <br />Kx = 1.7 Ky = 1 Kt = 0.8 <br />Lx=81.5in Ly=44in Lt=40.25in <br />ro = rx2 + ry + xo = 3.3169 in <br />13 = 1 - (xa/ro)2 = 0.2581 <br />at = 1 GJ + n2 ECy = 84.7403 ksi <br />Aero (KtLt)2 <br />Determine elastic buckling stress,Fe <br />n2E - 24.1446 ksi <br />Fex = 6ex = (K L /r )2 <br />x x x <br />n2E <br />Fey = oey = 2 = 187.6388 ksi <br />(KyLy/ry) 1J <br />Fet = + Ot) - (Gex + Ot)2 - 40Oexct]=19.7117 ksi <br />[(CJex <br />AC = Fy/19.7117=1.6704 > 1.5 <br />Fn = f 0A2 7� Fy=17.2872 ksl <br />L c <br />F Q <br />Ae = 1 - (1 - Q) n An = 0.6039 in2Fn <br />H <br />Master ID: L <br />hW Date: <br />t <br />SECTION PROPERTIES <br />H (in) <br />3 <br />W (in) <br />3 <br />t (in) <br />0.0747 <br />h, (in) <br />0.75 <br />L (in) <br />0.75 <br />qg (in2) <br />0.7441 <br />An (in2) <br />0.626 <br />Ae (in2) <br />0.6039 <br />Ix (in4) <br />1.1844 <br />Sx (in3) <br />0.7896 <br />S, (in3) <br />0.708 <br />S, (in3) <br />0.7103 <br />rx (in) <br />1.2617 <br />ly (in4) <br />0.708 <br />sy, (in3) <br />0.726 <br />sy, (in3) <br />0.5394 <br />Scyi (in3) <br />0.4507 <br />s,yr (in3) <br />0.4507 <br />Sev i (in3) <br />0.4521 <br />Sy, (in3) <br />0.4521 <br />ry (in) <br />1.117 <br />ro (in) <br />3.3169 <br />xo (in) <br />-2.857 <br />C,N (in') <br />) <br />2.4143 <br />(in4)0.0014 <br />1(in) <br />0.0014 <br />E (ksi) <br />29,500 <br />G (ksi) <br />11,300 <br />F ksi <br />55 <br />F� (ksi) <br />) <br />65 <br />0.2581 <br />Made by OneRack 12 <br />