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<br />BOTAS ENGINEERING, INC. <br /> <br />Job Sunny Isles Restaurant <br /> <br />Consulting Engineers <br /> <br />Sheet No. of <br /> <br />Calculated by DBC Date 5/2010 <br />Checked by PMB Date 5/2010 <br /> <br />Patricia M. Botas - Florida License # 41829 <br />7875 NW 12th Street, Suite 120 - Miami, Fl33126 <br /> <br />4. Concrete Slabs <br /> <br />4. I . Slab (Lifeguard Storage) - One Way Slab - Flexural AnalysIs <br /> <br />- 51abls 5pan len<3ths : <br />- Recommended 51ab depth <br /> <br />L:= I oft + Oln <br /> <br />Deflection Coefficient : <br />ACI 9.5(b). Maximum PermiSSible Computed Deflection <br />Solid One-way Slabs <br /> <br />coeff := 3GO <br /> <br />Mintmum slab depth : <br /> <br />-I <br />dprop:= I 2L . coeff <br /> <br />- Materials and 5ectlon Data <br /> <br />Cross Section : <br /> <br />Concrete : <br /> <br />Depth of Slab: dt:= Gin <br /> <br />Strength: fc:= 5500pSI <br /> <br />Remforcmq Steel : <br />Yield Strength: fy:= GOKsI <br /> <br />Width of Slab : <br /> <br />b:= 121n <br /> <br />Weight of <br />concrete ; <br /> <br />wc := I 50pcf <br /> <br />Clear rebar <br />cover : <br /> <br />cov:= 1.51n <br /> <br />- 51ab Loads <br /> <br />Dead loads <br />Self-weight: <br /> <br />wslab.5W := wcdt <br /> <br />Wslab.5W = 75 psf <br /> <br />Supenmposed DL : <br /> <br />WSDL := 25 psf <br /> <br />WSDL = 25 psf <br />wDL.S = I 00 psf <br /> <br />UMlformly dlstnbuted DL : <br /> <br />WDL.5 := Wslab.SW + WSDL <br /> <br />uve loads <br />UMlformly distributed LL : <br /> <br />WLL.S := 40psf <br /> <br />WLL.S = 40 psf <br /> <br />Span Bendm'3 Moment5 <br /> <br />Span Moment DL : <br /> <br />MDL := 8- 1 . WDL.5' L 2 <br /> <br />MLL:= 8- I. WLL.S' L2 <br /> <br />-I <br />MDL= 1.2(Klpft).ft <br />-, <br />MLL = 0.5 (Kip ft) . ft <br />-I <br />Mu = 2.3 (Klpft) . ft <br /> <br />Span Moment LL : <br /> <br />Ultimate Moment : <br /> <br />MU := 1.2' MDL + I.G' MLL <br /> <br />Span Flexure Design <br /> <br />Diameter of proposed bottom lonqltudmal reinforcement : <br />Bar := 5 dr:= Bar. 8- 'In dr = O.G In Abar:= 0.0122' (Bar In) 2 <br /> <br />2 <br />Abar = 0.3 I In <br /> <br />64 <br />