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<br />BOT AS 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, Fl33126 <br /> <br />Calculated by DBC Date 5/2010 <br /> <br />Checked by PMB Date 5/2010 <br /> <br />Flexure Design-Top Reinforcement <br /> <br />Diameter of proposed top lonqltudlnal reinforcement : <br />l1acv:= 5 ~:= Bar. 8- 'm dr = O.Gm ~:= 0.0122' (Barm)2 <br /> <br />2 <br />Abar = 0.3 I m <br /> <br />Distance from exterior compressive fiber to <br />centroid of tensional reinforcement : <br /> <br />a:= dt - 0.5dr - dst - cov <br /> <br />':~d;':"~"~);~!i:::~~~Hi~ <br />.,=g:3IrT <br />~;:,li;";,,,1'i~M:l"~_ <br /> <br />Factor ~ I : <br /> <br />( fc - 4K.s1) <br />~:= If fc < 4K.s1 ,0.85 ,0.85 - 0.05 . <br />1000pSI <br /> <br />P I = 0.78 <br /> <br />ReSistance factor <br /> <br />~:=0.9 <br /> <br />~:= 0.85' fc . (I _ I _ 2. MsupPU 2J <br />fy 0.85. fc. $ . b. d <br /> <br />(0.85 . pI. fc 87000 pSI ) <br />~:= 0.75 . . <br />fy 87K.s1 + fy <br /> <br />Pact = 0.0027 <br /> <br />Remforcement ratio : <br /> <br />MaXimum relnforcmq ratio: <br /> <br />Pmax = 0.02G8 <br /> <br />Max. remforcement checking: ~~~:= If( P act < P max, "OK" , "error" ) <br />2 <br />Area of Steel needed : ~:= Pact' b. d As = 0.20 m <br /> <br />Mm. steel area: .~~:= If[ 3. V fc. pSI> 200. PSI, 3, V fc. ~S:' 200. ps~ , :Smm = 0.28m2 <br />fy fy fy. (b . d) fy. (b . d) J <br /> <br /> <br />Remforcement steel <br />to provide : <br /> <br />~.:Gr,~f!ljt~'~:*)>~.~~",z?<~:~~"1':; <br /> <br />~~:= If( As < Asmm, If( As. 1.33 < ASmm ,As. I .33 ,Asrn:~~~~f'~~tcf[~?'i'~~ <br />,",,-,:'i'l<:(~"ll.O::~~>!I.-.~,.i! <br /> <br />No. of bars to provide: <br /> <br />(Asteel <br />,a,,:= ceil <br />Abar <br /> <br /> <br />Rebar's size : <br /> <br />Top Reinf. --> 2 -#5 <br /> <br />5hear DeSign <br /> <br />5hear DeSign (QJ distance "d" from the face of support <br /> <br />Ult. Shear @ distance Old" : <br /> <br />~:= Vu - (1.2' WDL + '.G' WLL). d <br /> <br />~'(:'-:lt ~ ",::'M"$:,? ,""f' ;'<"s <br />v',' .'. ......," "N"" <br />'. "'H'W 2 7 . <br />U.d.=c;' ~ <br />:-..\~- .;. ~~,(t'i' ,l~'. ".~.~ ,.t~~~ <br /> <br />32 <br />