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Delta 1 <br />Length = 18 ft, Unbraced Length = 2 ft <br />Use (1) 3 1/2" X 12" 24F-V4 GLB' Shear ratio = 41%' Bending Ratio = 79%, Beam is OK <br />Distributed Loads:REACTIONS {D, L, Lr}: <br />From 0' to 18': w1 = 0.292' Bm Wt + 11.7' Roof = {184.844 plf D, 0 plf L, 234 plf Lr}Ra = {1664, 0, 2106}, Rb = {1664, 0, 2106} <br />Point Loads: <br />Reaction 1a: Max brg = 3770 lb Min brg Length = 1.66 in Reaction 1b: Max brg = 3770 lb Min brg Length = 1.66 in <br />Ra = {1664, 0, 2106} (Use pad ftg 24) 18 Rb = {1664, 0, 2106} 12in ftg. OK <br />Use (1) 3 1/2" X 12" 24F-V4 GLB 1a 1b <br />Geometry: b = 3.5 in, d = 12 in, A = 42 in^2, Sx = 84 in^3, Ix = 504 in^4 <br />Material Base Properties: E = 1.8x10^6 psi, Fb = 2493.2 psi, Fv = 265 psi, Fc(perp) = 650 psi, Fc// = 0 psi, Ft = 1100 psi <br />Shear Stess Factors: Cm = 1, Ci = 1. Bending Stress Factors: Cf = 1, CL = 0.99, Ci = 1, Cm = 1, Cr = 1 <br />D:Vu = -1664 lb at 0', fv = 59, F'v = 238.5, ratio = 25 %, OK Main: max ∆ = -0.48 in at 9' = L/449 <br />CD = 0.9 Mu = 7490 lb-ft at 9', fb = 1070, F'b = 2221., ratio = 49 %, OK <br />D+L:NA Main: NA <br />CD = 1 NA <br />D+Lr:Vu = -3770 lb at 18', fv = 135, F'v = 331.3, ratio = 41 %, OK Main: max ∆ = -1.09 in at 9' = L/198 <br />Cd = 1.25 Mu = 16967 lb-ft at 9', Mcant = 0 lb-ft , fb = 2424, F'b = 3085., ratio = 79 %, OK <br />D+.75L+.75Lr:NA Main: NA <br />Cd = 1.25 NA <br />L: Main: NA <br />Lr:Main: max ∆ = -0.61 in at 9' = L/355 <br />0.75L + 0.75Lr:Main: NA <br />Beam No. 1: PURLIN OVER LIVING <br />No roof live load reduction taken. <br />V <br />M <br />Deflection <br />Page 812/06/202424-0303-ST <br />1925 E Fruit St <br />2/26/2025