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Multi-Loaded Beam(AISC 9th Ed ASD 1 Ver 5.05 <br /> By: Jeff Johnson, DFP PLANNING&DESIGN on: 12-23-2002: 09:25:33 AM <br /> Project: 202492-Location: GAR DR <br /> Summary: <br /> A36 W12x40 x 17.0 FT <br /> Section Adequate By: 1.1% Controlling Factor: Moment <br /> Center Span Deflections: <br /> Dead Load: DLD-Center= 0.25 IN <br /> Live Load: LLD-Center= 026 IN=L/794 <br /> Total Load: TLD-Center= 0.50 IN=L/406 <br /> Center Span Left End Reactions(Support A): <br /> Live Load: LL-Rxn-A= 10455 LB <br /> Dead Load: DL-Rxn-A= 11494 LB <br /> Total Load: TL-Rxn-A= 21949 LB <br /> Bearing Length Required(Beam only. Support capacity not checked): BL-A= 1.25 IN <br /> Center Span Right End Reactions(Support B): <br /> Live Load: LL-Rxn-B= 10455 LB <br /> Dead Load: DL-Rxn-B= 8825 LB <br /> Total Load: TL-Rxn-B= 1928Q LB <br /> Bearing Length Required(Beam only, Support capacity not checked): BL-B= 1.25 IN <br /> Beam Data: <br /> Center Span Length: L2= 17.0 FT <br /> Center Span Unbraced Length-Top of Beam: Lu2-Top= 17.0 FT <br /> Center Span Unbraced Length-Bottom of Beam: Lu2-Bottom= 17.0 FT <br /> Live Load Deflect. Criteria: U 360 <br /> Total Load Deflect. Criteria: U 240 <br /> Center Span Loading: <br /> Uniform Load: <br /> Live Load: wL-2= 510 PLF <br /> Dead Load: wD-2= 191 PLF <br /> Beam Self Weight: BSW= 40 PLF <br /> Total Load: wT-2= 741 PLF <br /> Point Load 1 <br /> Live Load: PL1-2= 0 LB <br /> Dead Load: PD1-2= 2747 LB <br /> Location(From left end of span): X1-2= 1.25 FT <br /> Point Load 2 <br /> Live Load: PL2-2= 0 LB <br /> Dead Load: PD2-2= 2689 LB <br /> Location(From left end of span): X2-2= 2.75 FT <br /> Point Load 3 <br /> Live Load: PL3-2= 0 LB <br /> Dead Load: PD3-2= 2689 LB <br /> Location(From left end of span): X3-2= 7.75 FT <br /> Point Load 4 <br /> Live Load: PL4-2= 0 LB <br /> Dead Load: PD4-2= 3677 LB <br /> Location(From left end of span): X4-2= 12.5 FT <br /> Trapezoidal Load 1 <br /> Left Live Load: TRL-Left-1-2= 720 PLF <br /> Left Dead Load: TRD-Left-1-2= 270 PLF <br /> Right Live Load: TRL-Right-1-2= 720 PLF <br /> Right Dead Load: TRD-Right-1-2= 270 PLF <br /> Load Start: A-1-2= 0.0 FT <br /> Load End: B-1-2= 17.0 FT <br /> Load Length: C-1-2= 17.0 FT <br /> Properties for: W12x40/A36 <br /> Yield-Stress: Fy= 36 KSI <br /> Modulus of Elasticity: E= 29000 KSI <br /> Depth: d= 11.94 N <br /> Web Thickness: tw= 0.29 N <br /> Flange Width: bf= 8.01 N <br /> Flange Thickness: tf= 0.51 N <br /> Distance to Web Toe of Fillet: k= 1.25 N <br /> Moment of Inertia About X-X Axis: Ix= 310.00 N4 <br /> Section Modulus About X X Axis: Sx= 51.90 N3 <br /> Radius of Gyration of Compression Flange+ 1/3 of Web: rt= 2.17 N <br /> Design Properties per AISC Steel Construction Manual: <br /> Flange Buckling Ratio: FBR= 7.77 <br /> Allowable Flange Buckling Ratio: AFBR= 10.83 <br /> Web Buckling Ratio: WBR= 40.47 <br /> Allowable Web Buckling Ratio: AWBR= 106.67 <br /> Controlling Unbraced Length: - Lb= 17.0 FT <br /> Limiting-Unbraced Length for Fb=_66*Fy: Lc= 8.45 FT <br /> Limiting Unbraced Length for Fb=.6*Fy w/Cb: Lu= 15.98 FT <br /> Moment Gradient Bending Coefficient: Cb= 1.0 <br />