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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 : 13 - FL AT DINING <br />Loads(Downward+) <br />Beam Weight 26 plf from 0 ft to 19 ft <br />Floor Primary: (13+40)(6.2) = (DL=81.2PLF; LL=250PLF) form 4.75 to 19 <br />Roof Rafter: (11+20)(3.8) = (DL=41.2PLF; LLr=75PLF) form 0 to 4.75 <br />Ceiling Joist DL: (4)(5.5) = (DL=22PLF) form 0 to 4.75 <br />Interior Wall: (10)(3.5) = (DL=35PLF) form 4.75 to 15.25 <br />Point load @ 4.75 : Load from beam 8 at Support 2(P1) <br />Point load @ 4.75 : Load from beam 12 at Support 1(P2) <br />Reactions (D+Lr+L/Max. Load comb.) <br />Bearing Down Up Overstrength <br />1 6874/6142 0 6142 <br />2 4729/4224 0 4224 <br />USE 7" x 11 7/8" PSL <br /> Design with the seismic load effect with overstrength (Omega = 2.5) <br />Critcal Shear = 5192 LB @0' 1.5xV/(F'v x A)= 0.32 <br />F'v = 290, A = 83.12 <br />Critcal Moment = 24983 LB-FT @7.6' M/(F'b x S)= 0.63 <br />F'b = 2900, S = 164.52 <br /> Critical Deflection for TL = -0.889 INCH @ 8.89 L/240 = 0.95" <br /> Critical Deflection for LL = -0.358 INCH @ 8.89 L/360 = 0.633" <br />1 2 <br />P1P2 <br />Moment <br />Shear <br />Deflection <br />19' <br />BEAM : 14 - FL AT JADU KITCHEN <br />Loads(Downward+) <br />Beam Weight 11.9 plf from 0 ft to 9.75 ft <br />Floor Primary: (13+40)(1.2) = (DL=16.2PLF; LL=50PLF) form 0 to 9.75 <br />Deck Primary: (13+60)(5.5) = (DL=71.5PLF; LLr=330PLF) form 0 to 9.75 <br />Exterior Wall: (15)(9) = (DL=135PLF) form 0 to 9.75 <br />Rafter Vaulted: (13+20)(8.8) = (DL=113.8PLF; LLr=175PLF) form 0 to 9.75 <br />Reactions (D+Lr+L/Max. Load comb.) <br />Bearing Down Up <br />1 4401/3726 0 <br />2 4401/3726 0 <br />USE 3 1/2" x 11 7/8" LSL <br />Critcal Shear = 3549 LB @0' 1.5xV/(F'v x A)= 0.41 <br />F'v = 310, A = 41.56 <br />Critcal Moment = 8645 LB-FT @4.75' M/(F'b x S)= 0.54 <br />F'b = 2325, S = 82.26 <br /> Critical Deflection for TL = -0.205 INCH @ 4.75 L/240 = 0.488" <br /> Critical Deflection for LL = -0.112 INCH @ 4.75 L/360 = 0.325" <br />1 2 <br />Moment <br />Shear <br />Deflection <br />9.75' <br />(DL=1164#, LLr=150#, W=-1304#, E=-1429#) <br />(DL=2605#, LLr=1834#, W=-1369#, E=-1500#) <br />Page 30 of 57 <br />1834 W Third St & <br />#2,33/21/2025