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<br />- <br /> <br />BOTAS ENGINEERING, INC. <br /> <br />Job Sunny Isles Restaurant <br /> <br />Consulting Engineers <br /> <br />- <br />Sheet No. of <br /> <br />Patricia M. Botas - Florida License # 41829 <br />7875 NW 12th Street, Suite 120 - Miami, FL 33126 <br /> <br />Calculated by DBC Date 5/2010 <br /> <br />Checked by PMB Date 5/2010 <br /> <br />Area of Steel needed : <br /> <br />2 <br />t/k.:= Pact' b. d As = 1.75 In <br /> <br />[ 3 . oj fc . pSI 200 . pSI 3, oj fc . pSI 200 . pSI ., 2 <br />Mm. steel area: ~:= If > , , ASmln = 0.7(; In <br />fy fy fy. (b . d) - 1 fy. (b . d) - I J <br /> <br />~,,:= If( As < Asmln, If( As. I .33 < Asmln, As. , .33 , ASm <br /> <br /> <br />Reinforcement steel <br />to provide : <br /> <br />No. of bars to provide: <br /> <br />(Asteel) <br />A:=ceil <br />Abar <br /> <br /> <br />Rebar's size : <br /> <br /> <br />Bottom Reinf. --> 3-#7 <br /> <br />Flexure Design-Top Reinforcement <br /> <br />Diameter of proposed top lonqltudmal reinforcement : <br />,a:= 7 ~:= Bar~ 8- 'In dr = 0.9 In ~:= 0.0122' (Barln)2 <br /> <br />2 <br />Abar = 0.(;0 In <br /> <br />Distance from exterior compressive fiber to <br />centrOid of tensional reinforcement : <br /> <br />..@..:= dt - 0.5dr - dst - cov <br /> <br /> <br />Factor 13 I : <br /> <br />..1.lv:= If(fC < 4K.sI ,0.85 ,0.85 - 0.05 . fc - 4K.sIJ <br />I OOOpSI <br /> <br />i.,:= 0.9 <br /> <br />n__....= 0.85' fc . (, _ I _ 2. MsupPU 2J <br />tf'NtiWW Pact = 0.0 I 04 <br />fy 0.85. fc. ~ . b. d <br />(0.85 . 13 I . fc 87000 pSI J <br />~:=0.75' . <br />fy 87K.sI + fy <br />.~~..t~!:l~~:= If(Pact < P max' "OK" , "error") ~'M'"~;~i;fCH~a2~~~~%t <br />;f,..J:A'_:~:'""_::r........~-lt"A'""~",-,~"",~,~,,,'i<"" <br /> <br />13 I = 0.78 <br /> <br />Resistance factor <br /> <br />Remforcement ratio : <br /> <br />Maximum reinforcing ratio: <br /> <br />Pmax = 0.02(;8 <br /> <br />Max. remforcement checking : <br /> <br />41 <br />