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project Herem Residence <br /> ilk <br /> Deck Design <br /> Degenkoib AI by TSL job no. page no. <br /> vi v,,,c9�genkolb.com date 1/20/2023 3 <br /> Roof Design <br /> Rafters L = 8.0 ft Check d < L/ 240 = 0.40 in <br /> Loading: <br /> w(1) = (11D+25S)(2) +2 = 74 plf (0'-11.17) <br /> Summary: <br /> R(L) = 250 lb <br /> wi <br /> R(R) = 577 lb <br /> M(Max) = 421 lb-ft R1 R2 <br /> w(Eq) = 53 plf <br /> CD(FV,Fb) = 1.00 CL(Fb) = 1.00 CF(Fb) = 1.30 <br /> C;(Fv,Fb) = 0.80 C,(E) = 0.95 Cr(Fb) = 1.15 <br /> 1.5xV F'v = 180 psixCoC, = 144 psi <br /> A REQ F'V 6.0 in z <br /> F'b = 900 psi x C o C LC F C;C = 1,076 psi <br /> S _ M x 12 _ 4 7 in 3 <br /> F E' = 1,600,000 psi x C; = 1,520,000 psi <br /> REQ = , <br /> b <br /> I _ 5 w L 4 = 7.6 in 4 2x6 DF#2(PT) <br /> REQ - 384 Ed (A=8.3, S=7.6, I=20.8) <br /> DCR=0.72 <br /> Edge Beam L = 17.0 ft Check d <L/ 240 = 0.85 in <br /> Loading: <br /> w(1) = joist(right)reaction/spacing = 289 plf (0'-19) <br /> Summary: <br /> R(L) = 2,419 lb <br /> I <br /> R(R) = 3,064 lb wl <br /> ,( <br /> M(Max) 10,135 lb ft <br /> R1 R2 <br /> w(Eq) = 281 plf <br /> CD(F,,Fb) = 1.00 CL(Fb) = 1.00 CF(Fb) = 1.00 <br /> C (FV,Fb) = 0.80 C;(E) = 0.95 Cr(Fb) = 1.00 <br /> 1.5xV F'v = 170 psixCoC = 136 psi <br /> z <br /> AREQ = F'v = 33.8 in F'b = 1,350 psi xCDCLCFC;C = 1,080 psi <br /> S REQ = M x 12 = 112.6 in 3 E' = 1,600,000 psi x C; = 1,520,000 psi <br /> 5 w L 4 6X12 DF# 1 (PT) <br /> I REQ = = 387.7 in4 <br /> 384 Ed (A=63.3, S=121.2, I=697) <br /> DCR=0.93 <br />