Laserfiche WebLink
Dong Engineering Inc. <br />ADU <br />3205 S.DEEGAN DR, SANTA ANA, CA 92704 <br />Job #: 240165 <br />Date : 04/15/2024 <br />Plan : 1 <br />BEAM : 3 - DROP AT PORCH <br />Loads(Downward+) <br />Beam Weight 12.7 plf from 0 ft to 19.25 ft <br />Roof Primary: (15+20)(1.3) = (DL=20PLF; LLr=26.7PLF) form 0 to 19.25 <br />Exterior Wall: (15)(2) = (DL=30PLF) form 0 to 19.25 <br />Reactions (D+Lr+L/Max. Load comb.) <br />Bearing Down Up <br />1 861/861 0 <br />2 861/861 0 <br />USE 6 x 10 <br />Critcal Shear = 860 LB @0' 1.5xV/(F'v x A)= 0.11 <br />F'v = 212, A = 52.25 <br />Critcal Moment = 4142 LB-FT @9.62' M/(F'b x S)= 0.35 <br />F'b = 1688, S = 82.73 <br /> Critical Deflection for TL = -0.439 INCH @ 9.62 L/240 = 0.962" <br /> Critical Deflection for LL = -0.131 INCH @ 9.62 L/360 = 0.642" <br />1 2 <br />Moment <br />Shear <br />Deflection <br />19.25' <br />BEAM : 4 - HDR AT PORCH <br />Loads(Downward+) <br />Beam Weight 9.6 plf from 0 ft to 3.25 ft <br />Roof Primary: (15+20)(1.3) = (DL=20PLF; LLr=26.7PLF) form 0 to 3.25 <br />Exterior Wall: (15)(4) = (DL=60PLF) form 0 to 3.25 <br />Point load @ 0.75 : Load from beam 1 at Support 2(P1) <br />Reactions (D+Lr+L/Max. Load comb.) <br />Bearing Down Up <br />1 4532/4533 0 <br />2 1492/1492 0 <br />USE 4 x 12 <br />Critcal Shear = 4532 LB @0' 1.5xV/(F'v x A)= 0.76 <br />F'v = 225, A = 39.38 <br />Critcal Moment = 3366 LB-FT @0.75' M/(F'b x S)= 0.39 <br />F'b = 1375, S = 73.83 <br /> Critical Deflection for TL = -0.009 INCH @ 1.75 L/240 = 0.162" <br /> Critical Deflection for LL = -0.005 INCH @ 1.75 L/360 = 0.108" <br />1 2 <br />P1 <br />Moment <br />Shear <br />Deflection <br />3.25' <br />Page 16 of 20 <br />3205 S Deegan Dr <br />#23/10/2025