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ECLIPSE <br /> ENGINEERING <br /> Project: Amazon-DWS4 <br /> Column Analysis Project#: 21-10-166 <br /> Engineer: BA <br /> Analyzed per AISI with section properties based on effective section. Date: 10/27/2021 <br /> Pseismic= 1296 lb. /�, <br /> Mseismic= 2036.4 lb-in - <br /> /� <br /> KxLx/rx= 48.56 in CO <br /> KyLy/ry= 48.56 in , <br /> ro=(rx2+ry2+xo2)°'5= 2.153 in (Eq. E2.2-4) 0 <br /> p=1-(xolro)2= 0.729 (Eq.C4.2-3) • <br /> aex=m2E I(KxLxlrx)2= 123.48 ksi (Eq. E2.2-6) Col.Size= 4x4x12 ga.Angle <br /> aey=ir2E 1(KyLylry)2= 123.48 ksi (Eq.F2.1.1-4) A= 4 in <br /> at=11(A ro2)[GJ+(7c2 E Cw)/(Kt Lt)2]= 10.28 ksi (Eq. E2.2-5) B= 4 in <br /> t= 0.105 in <br /> Check Axial Area= 0.85 sq. in. <br /> Fcre= least of: lx= 1.436 in4 <br /> Fcre=n2 E I(KL I r)2= 123.48 ksi (Eq.E2.1-1) Sx= 0.535 in3 <br /> ,cre= 1/(2(3)[(hex+at)-((aex+at)2-4paexat)°5]= 10.03 ksi (Eq. E2.1-1) rx= 1.3 in <br /> Controlling Fcre= 10.03 ksi ly= 1.436 in4 <br /> Xc=(Fy/Fcre)°'5= 2.00 (Eq.E2-4) Sy 0.535 in3 <br /> X,c >1.5 therefore use(Eq. E2-3) ry= 1.3 in <br /> Fn= 8.80 ksi J= 0.003 in4 <br /> Pn=Fn Area= 7.48 kip (Eq. E2-1) Cw= 0.09 ins <br /> Pa=Pn I S2c= 4.16 kip xo= -1.12 in <br /> Pseismic I Pa= 0.31<1.0 OKAY Kx= 1.0 <br /> Lx= 63.125 in <br /> Check Bending Ky= 1.0 <br /> Fcre=Cb ro Al Sy(aey at)°'5= 121.83 ksi (Eq. F2.1.1-6) Ly= 63.125 in <br /> Fcre z 2.78Fy,therefore: Kt= 1.0 <br /> Fn=Fy= 40 ksi (EQ.F2.1-3) Lt= 63.125 in <br /> Mn=Sy Fn 5 My= 21.4 kip-in Fy= 40 ksi <br /> Ma=Mn I S2f= 12.81 kip-in G= 11300 <br /> Mseismic I Ma= 0.16 <1.0 OKAY E= 29500 ksi <br /> Cmx= 0.85 <br /> Check Interaction Cb= 1.0 <br /> P I Pa+M I Ma= 0.47 <1.0 OKAY S2f= 1.67 <br /> C2c= 1.8 <br /> MISSOULA,MT WHITEFISH,MT SPOKANE,WA BEND,OR PORTLAND,OR <br /> Plt(03)721-5733 PH:(608)552-1442 PH:(509)921-7731 PH:(541)38E43859 PH:(603)395.1229 <br /> 6/20 <br />