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Rafters in Bending 4/6/2023 <br /> LEFT SIDE RIGHT SIDE <br /> 2\ - - <br /> w.111 w•(X3-4)3)2 <br /> ML:_ 8 MR. 1 . <br /> 1 ML=360ft.lb - <br /> 8 <br /> MR=922 ft lb <br /> ML MR <br /> SregdL:= F• SreqdR:= F. <br /> b b <br /> 'l1 X3-11;3 <br /> 4naxL 180. OmaxR:_ - 180 • <br /> w' 1 w•(X3-11)3) <br /> VmaxL 2 * VmaxR 2 * <br /> VmaxL=2401b VmaxR=3841b <br /> VmaxL VmaxR <br /> AreqdL Fv . AreqdR Fv <br /> ( <br /> w.i1)14 \I w•(X3-�3) <br /> IregdL:= It IregdR — <br /> \8•E OmaxLJ IregdL=43.1 in4 8•E•om R- IregdR= 176.4 in4 <br /> Left Leq Right Leq <br /> SreqdL=5.1-in3 <br /> 2x12 SregdR= 13.Oin3 2x12 <br /> AreqdL=3.2 in2 S=31.64 in^3 2 S=31.64 inA3 <br /> A= 16.88 in^2 AregdR=5.1 in A= 16.88 in^2 <br /> IregdL -= 43.1-in4 I= 178.93 in^4 4 I=178.93 in^4 <br /> IregdR= 176.4 in <br /> Rafter Collar Tie <br /> Force Triangle Force Triangle <br /> HTL=lX2 1t21fl +Y1) CL:=J M1 2+(M2)2 HTR:=[(X3-X2)•12 ft +Y3] CR:=J M32+(M2)2 <br /> HTL=3.2 CL= 12.65 ft HTR=3.27ft CR= 12.26•ft <br /> X-Dir Y Dir X-Dir Y Dir <br /> r 12-ft\ (M1\ (12 ft\ (M3� <br /> xL:=VmaxL-1 CL I yL:=Vmaxl \CL I xR:=VmaxR. CR I YR!=VmaxR CL) <br /> xL=228 lb yL= 761b xR=3761b yR=761b <br /> M=Fd(TAKE MOMENTABOUT TOP OF COLLAR TIE) <br /> Iy1 (x2-'1)]+[xL.(HTL-Y21_j yR.(�3-X2)]+[xR•(HTR-Y2)]] <br /> FL:_ . FR:- — . <br /> (HTL-Y.I) (HTR-Y2) <br /> FL= 1771b FR=7401b <br /> FL FR <br /> AregdML Ft • nv:= 102. lb AreqdMR-= Ft R <br /> * <br /> nail <br /> FL FR <br /> NL:= NR:- . <br /> nv 2x4 nv 2x4 <br /> 2 S=3.063 in^3 ') S=3.063 inA3 <br /> AreqdML=0.34 in A=5.25 in^2 AreqdMR= 1.41 in` A=5.25 In^2 <br /> NL=2 nail I=5.359 in^4 NR=7-nail 1=5.359 in^4 <br /> 23-109 Collar Tie 1 Ver 22.3.xmcd Version 22.3 Page 2 <br />