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Project Number: 251214 <br />CITY OF SANTA ANA <br />Planning and Building Agency <br />HOAG MEMORIAL <br />14.7 DISTORTIONAL BUCKLING PROPERTIES <br />C,nf=0 k�=0 web=2 Pdb=1.0 <br />Lcr=#in Lm=#in Ly=44in <br />b = B'— t = 2.9253 in <br />d = C'— (t/2) = 0.7127 in <br />Af = (b + d) t = 0.2718 in <br />bt3 dt3 <br />Jf = t + t = 0.0005 in <br />t(t2b2 + 4bd3 4bd3cos2(6) + bdt2 + d4 _ d4cos2(6)) 0.0078 in <br />_ 4 <br />xf = 12(b+d) <br />t(b4 + 4bd3 + 6b2d2cos(6) + 4bd3cos2(6) + d4cos2(6)) _ 0.2474 in <br />yf 12(b+d) <br />tbd2sin(6)(b + d cos(6)) = 0.0223 in <br />ryf 4 (b + d) <br />Xof _ b2 — d2cos(6)=1.1761 in <br />2(b+d) <br />h = —(b2 + 2d (b + d)2 cos(6)) = _17492 in <br />xf 2(b+d) <br />—d2sin(6) =—0.0698 in <br />hvf =Yof = 2 (b + d) <br />14.8 DISTORTIONAL BUCKLING DUE TO COMPRESSION <br />�c = 0.85 <br />Approved FOR PERMIT ISSUAIICE <br />Master ID: <br />Date: <br />llLc r _ [6n 2 h t31- P2) (1),f (Xof - hxf)2 + Cwf - ll yf(Xof - hxf)21/4 / J = 20.8577 <br />yf <br />L = min(Lcr, Lm) = 20.8577 in <br />12 <br />l <br />k�fe = (n )4 Elxf (Xof - hxf)2 + ECwf - E� (Xof - hxf)z + (L 12 GJf = 0.8803 ksi <br />v <br />k�we _ Et3 3 + n l2 19ho + n ho 0.7507 ksi <br />12(1-p2) F. (L)60 (L)42401 _ <br />(n)z <br />)2lz <br />- �+ hx+Y0.0253 ksik�fg Af (Xof - hxf2Yof (Xof - hxf) �yfof + Ixf + lyfL\� = <br />h tn2 [45360 (1 - web) + 621601 (_L)2 + 448n2 + (s)2 [53 + 3 (1 - web)] n4 <br />ho k�wg 13440 z 4 = 0.0008 ksi <br />n4+28n2 (ho) +420 (ho) <br />F d k0fe + koWe + ko - 62.4872 ksi <br />=s - <br />kofg + kowg <br />Pcrd = AgFd = 46.4955 ksi <br />Py = AgFy = 40.9244 ksi <br />Ad = Py/Pcrd = 0.9382 > 0.561 <br />0.61 / — \ 0.6 <br />Made by OneRack 18 <br />