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<br />BOT AS ENGINEERING, INC. <br /> <br />Consulting Engineers <br /> <br />Patricia M. Botas - Florida license # 41829 <br />7875 NW 12th Street, Suite 120 - Miami, FL 33126 <br /> <br />Job <br /> <br />Sunny Isles Restaurant <br /> <br />- <br />Sheet No. <br /> <br />of <br /> <br />Calculated by DBC Date 5/2010 <br /> <br />3.4. Concrete Floor Beam FB-I - Flexural AnalysIs <br /> <br />Checked by PMB Date 5/2010 <br /> <br />- Materials and 5ectlon Data <br /> <br />Cross Section : <br /> <br />Concrete * Masonry: <br />Strength: ~:= 5500pSl <br /> <br />Width of Beam: ~:= 121n <br /> <br />Depth of Beam: ~:= 241n <br /> <br />Weight of <br />concrete : <br /> <br />~:= 150pcf <br /> <br />Masonry <br />self-weight: <br /> <br />~:= G8pSf <br /> <br />- Beam span * Tributary lent3th : <br /> <br />Beam span: ~,:= 18ft + 81n T nbutary Length at roof: <br /> <br />Slab: <br /> <br />Lslab := 9ft + 41n <br /> <br />Tnb.Length at slab, wall, FB3 .t: TB : Ltrlb2 := 24ft + 81n dtb:= 121n <br /> <br />Wall : <br /> <br />H wall := Gft + Gin <br /> <br />- Beam Loads <br /> <br />Beam's Dead loads <br /> <br />Beam self-weight: ~:= we. dt . b <br /> <br />Slab Dead Load on beam: Wbeam.DL2 := Ltnb251abDL2 <br /> <br />Roof DL on beam : .~~~:= Ltnb I RoofDL <br /> <br />Tie Beam self-weight: WfB.5W := we. dtb . btb <br /> <br />Floor Beam 3 self-weight: wFB3.5W := we. dfb . bfb <br /> <br />Wall Dead Load on beam: 5Wwall := Wwall' (0.5' Hwall) <br /> <br />Concentrated Load: <br />VFBDL := Ltrlb2' (WRoof.DL + WfB.5W + SWwall + WFB3.5W) <br /> <br />Beam's hve loads <br /> <br />Remforcmq Steel : <br />Yield Strenqth : Jx..,:= GOKsI <br /> <br />Clear rebar <br />cover : <br /> <br />~:= 1.51n <br /> <br />~:= 7ft + 81n <br /> <br />btb:= 81n <br /> <br />bfb := 121n <br /> <br />dfb := I Gin <br /> <br />Wbeam.5W = 300plf <br />Wbeam.DL2 = 1850 plf <br /> <br />WRoof.DL = 192 plf <br /> <br />WfB.5W = 100plf <br />WFB3.5W = 200 plf <br /> <br />5wwall = 22 I plf <br /> <br />..~~:= 18.5GKlp <br /> <br />Live Load on beam: <br /> <br />~:= Ltnb2 FloorLL2 <br /> <br />~:= Wbeam.LL <br /> <br />Concentrated Load: <br /> <br />Wbeam.LL = 98G.7 plf <br />WLL = 98G.7 plf <br />VFBLL := sKip <br /> <br />34 <br />