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Job #: 240051 <br />Date : 07/17/2024 <br />Plan : 1 <br />Dong Engineering Inc. <br />NEW MAIN HOUSE & JADU <br />1834 W.3RD ST, UNIT 2, SANTA ANA, CA 92703 <br />BEAM : 5 - FL AT GARAGE <br />Loads(Downward+) <br />Beam Weight 15.2 plf from 0 ft to 15.5 ft <br />Deck Primary: (13+60)(3.2) = (DL=42.2PLF; LLr=195PLF) form 0 to 5.25 <br />Deck Primary: (13+60)(2.5) = (DL=32.5PLF; LLr=150PLF) form 5.25 to 15.5 <br />Roof Primary: (15+20)(2.5) = (DL=37.5PLF; LLr=50PLF) form 0 to 15.5 <br />Exterior Wall: (15)(3.5) = (DL=52.5PLF) form 0 to 15.5 <br />Reactions (D+Lr+L/Max. Load comb.) <br />Bearing Down Up <br />1 2857/2468 0 <br />2 2667/2278 0 <br />USE 5 1/4" x 9 1/4" PSL <br />Critcal Shear = 2468 LB @0' 1.5xV/(F'v x A)= 0.26 <br />F'v = 290, A = 48.56 <br />Critcal Moment = 9019 LB-FT @7.46' M/(F'b x S)= 0.5 <br />F'b = 2900, S = 74.87 <br /> Critical Deflection for TL = -0.566 INCH @ 7.75 L/240 = 0.775" <br /> Critical Deflection for LL = -0.303 INCH @ 7.75 L/360 = 0.517" <br />1 2 <br />Moment <br />Shear <br />Deflection <br />15.5' <br />BEAM : 6 - FL AT GARAGE <br />Loads(Downward+) <br />Beam Weight 10.2 plf from 0 ft to 11.5 ft <br />Roof Primary: (15+20)(2.2) = (DL=33.8PLF; LLr=45PLF) form 0 to 11.5 <br />Exterior Wall: (15)(3.5) = (DL=52.5PLF) form 5 to 11.5 <br />Point load @ 5 : Load from beam 5 at Support 2(P1) <br />Reactions (D+Lr+L/Max. Load comb.) <br />Bearing Down Up <br />1 2115/1826 0 <br />2 1915/1678 0 <br />USE 3 1/2" x 9 1/4" PSL <br />Critcal Shear = 1637 LB @0' 1.5xV/(F'v x A)= 0.26 <br />F'v = 290, A = 32.38 <br />Critcal Moment = 7637 LB-FT @5' M/(F'b x S)= 0.63 <br />F'b = 2900, S = 49.91 <br /> Critical Deflection for TL = -0.357 INCH @ 5.5 L/240 = 0.575" <br /> Critical Deflection for LL = -0.168 INCH @ 5.5 L/360 = 0.383" <br />1 2 <br />P1 <br />Moment <br />Shear <br />Deflection <br />11.5' <br />(DL=1076#, LLr=388#, LL=1203#) <br />Page 25 of 57 <br />1834 W Third St & <br />#2,33/21/2025