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Dong Engineering Inc. <br />NEW MAIN HOUSE & ADU <br />1834 W.3RD ST, SANTA ANA, CA 92703 <br />Job #: 240051 <br />Date : 01/07/2025 <br />Plan : 1 <br />BEAM : 16 - FL AT JADU KITCHEN <br />Loads(Downward+) <br />Beam Weight 11.9 plf from 0 ft to 13.5 ft <br />Exterior Wall: (15)(9) = (DL=135PLF) form 2.75 to 13.5 <br />Roof Primary: (15+20)(5.8) = (DL=86.2PLF; LLr=115PLF) form 2.75 to 13.5 <br />Point load @ 2.75 : Load from beam 14 at Support 2(P1) <br />Reactions (D+Lr+L/Max. Load comb.) <br />Bearing Down Up <br />1 4635/4042 0 <br />2 3052/2747 0 <br />USE 3 1/2" x 11 7/8" LSL <br />Critcal Shear = 3491 LB @0' 1.5xV/(F'v x A)= 0.4 <br />F'v = 310, A = 41.56 <br />Critcal Moment = 9841 LB-FT @4.25' M/(F'b x S)= 0.61 <br />F'b = 2325, S = 82.26 <br /> Critical Deflection for TL = -0.517 INCH @ 6.49 L/240 = 0.675" <br /> Critical Deflection for LL = -0.201 INCH @ 6.49 L/360 = 0.45" <br />1 2 <br />P1 <br />Moment <br />Shear <br />Deflection <br />13.5' <br />BEAM : 17 - FL AT BED 1 <br />Loads(Downward+) <br />Beam Weight 11.9 plf from 0 ft to 14 ft <br />Roof Primary: (15+20)(1) = (DL=15PLF; LLr=20PLF) form 0 to 14 <br />Exterior Wall: (15)(9) = (DL=135PLF) form 0 to 14 <br />Floor Primary: (13+40)(0.8) = (DL=10.4PLF; LL=32PLF) form 0 to 14 <br />Point load @ 12.75 : Load from beam 3 at Support 1(P1) <br />Point load @ 1 : Load from beam 4A at Support 1(P3) <br />Point load from Panel P1(Right) of Line 2 at @ 2(P2*) <br />Reactions (D+Lr+L/Max. Load comb.) <br />Bearing Down Up Overstrength <br />1 5672/5447 0 5447 <br />2 1949/1933 0 1933 <br />USE 3 1/2" x 11 7/8" LSL <br /> Design with the seismic load effect with overstrength (Omega = 2.5) <br />Critcal Shear = 5447 LB @0' 1.5xV/(F'v x A)= 0.5 <br />F'v = 388, A = 41.56 <br />Critcal Moment = 6080 LB-FT @6.25' M/(F'b x S)= 0.38 <br />F'b = 2325, S = 82.26 <br /> Critical Deflection for TL = -0.354 INCH @ 6.74 L/240 = 0.7" <br /> Critical Deflection for LL = -0.098 INCH @ 6.74 L/360 = 0.467" <br />1 2 <br />P1P3P2* <br />Moment <br />Shear <br />Deflection <br />14' <br />Page 32 of 57 <br />1834 W Third St & <br />#2,33/21/2025