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Rafters in Bending 4/6/2023 <br /> LEFT SIDE RIGHT SIDE <br /> / 2\ 2 <br /> w-iI w.(X3-.031 <br /> ML:_ MR:_ - // • <br /> 8 ML= 180ft-lb - 8 <br /> MR= 1125 ft.1b <br /> ML MR <br /> SreqdL Fb. SregdR F, <br /> b <br /> 'LH X3-W3 <br /> VmaxL 180- AmaxR 180 * <br /> w•W1 w-(X3- �3) <br /> VmaxL:= VmaxR:= 2 . <br /> VmaxL= 1201b VmaxR=3001b <br /> VmaxL VmaxR <br /> AregdL:= Fv . AregdR Fv * <br /> I w*14 1• I w.(X3- 3)4 <br /> regdL regdR <br /> 8 E•4naxL/ 1regdL=21.5-in4 8•E•om R, iregdR=336.5 in4 <br /> Left Leq Rictht Leq <br /> SreqdL=2.5•in3 <br /> 2 x 12 SregdR= 15.9.in3 2-2 x 12 <br /> S=31.64 in^3 S=63.28 in^3 <br /> AreqdL= 1.6-in2 A=16.88 in^2 A regdR=4•in2 A=33.76 in^2 <br /> I= 178.93 in^4 I=357.86 in^4 <br /> IregdL=21.5•in4 4 <br /> (regdR=336.5-in4 <br /> Rafter Collar Tie <br /> Force Triangle Force Triangle <br /> HTL:_ (X2-12 ft +Y1 I CL:= I M12+(M212 HTR:=[(X3 X2� 2 ft +Y31 CR:_I M32+(M2)2 <br /> J J i f L l J <br /> HTL=5.75ft CL= 12.65-ft HTR=5.75ft CR= 12.65.ft <br /> X-Dir Y Dir X-Dir Y Dir <br /> 12 ftJ iM1 C 12 ftJ M3)\1 <br /> xL:=VmaxL: CL yL:=VmaxL• CL xR:=VmaxR CR YR=VmaxR CL <br /> xL= 114 lb yL=381b xR=285 lb yR=951b <br /> M=Fd(TAKE MOMENTABOUTTOP OF COLLAR TIE) <br /> FL yL(X2-101)1+[xL-(HTL- Y2)—, FR:_ LvR(�3-X2)]+[xR•(HTR-Y2�� <br /> (HTL-Y1) (HTR-Y2) <br /> FL=621b FR=5691b <br /> FL FR <br /> AregdML F n 102.-lb . AregdMR=F- <br /> t nail t , <br /> FL FR <br /> NL:= —. NR:= —. <br /> nv 2x4 nv 2x4 <br /> S=3.063in^3 2 S=3.063in^3 <br /> AregdML=0.12 in2 A=5.25 in^2 AreqdMR= 1.08 in A=5.25 inA2 <br /> NL= 1-nail I=5.359 in^4 NR=6-nail I=5.359 in^4 <br /> 23-109 Collar Tie 3 Ver 22.3.xmcd Version 22.3 Page 2 <br />