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Job #: 240051 Date : 07/17/2024 Plan : 1 Dong Engineering Inc. NEW MAIN HOUSE & JADU 1834 W.3RD ST, UNIT 2, SANTA ANA, CA 92703 BEAM : 19 - HDR AT JADU LIVING Loads(Downward+) Beam Weight 7.9 plf from 0 ft to 5.25 ft Deck Primary: (13+60)(5.5) = (DL=71.5PLF; LLr=330PLF) form 1.75 to 5.25 Exterior Wall: (15)(2) = (DL=30PLF) form 0 to 5.25 Exterior Wall: (15)(3.5) = (DL=52.5PLF) form 1.75 to 5.25 Point load @ 1.75 : Load from beam 15 at Support 2(P1) Reactions (D+Lr+L/Max. Load comb.) Bearing Down Up Overstrength 1 1928/1684 0 1684 2 1808/1638 0 1638 USE 4 x 10 Design with the seismic load effect with overstrength (Omega = 2.5) Critcal Shear = -1637 LB @5.25' 1.5xV/(F'v x A)= 0.42 F'v = 180, A = 32.38 Critcal Moment = 2725 LB-FT @2' M/(F'b x S)= 0.6 F'b = 1080, S = 49.91 Critical Deflection for TL = -0.036 INCH @ 2.5 L/240 = 0.262" Critical Deflection for LL = -0.017 INCH @ 2.5 L/360 = 0.175" 1 2 P1 Moment Shear Deflection 5.25' BEAM : 20 - HDR AT JADU DINING Loads(Downward+) Beam Weight 9.6 plf from 0 ft to 5.25 ft Deck Primary: (13+60)(5.5) = (DL=71.5PLF; LLr=330PLF) form 0 to 3.75 Floor Primary: (13+40)(6.8) = (DL=87.8PLF; LL=270PLF) form 3.75 to 5.25 Exterior Wall: (15)(5.5) = (DL=82.5PLF) form 0 to 3.75 Exterior Wall: (15)(11) = (DL=165PLF) form 3.75 to 5.25 Point load @ 3.75 : Load from beam 16 at Support 2(P1) Reactions (D+Lr+L/Max. Load comb.) Bearing Down Up 1 2204/1943 0 2 3598/3169 0 USE 4 x 12 Critcal Shear = -2941 LB @5.25' 1.5xV/(F'v x A)= 0.62 F'v = 180, A = 39.38 Critcal Moment = 3814 LB-FT @3.75' M/(F'b x S)= 0.56 F'b = 1100, S = 73.83 Critical Deflection for TL = -0.024 INCH @ 2.75 L/240 = 0.262" Critical Deflection for LL = -0.011 INCH @ 2.75 L/360 = 0.175" 1 2 P1 Moment Shear Deflection 5.25' (DL=932#, LLr=447#, LL=207#, W=-374#, E=-409#) (DL=1828#, LLr=910#, LL=314#) Page 33 of 57 1834 W Third St & #2,33/21/2025