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<br />BOT AS ENGINEERING, INC. <br /> <br />Job Sunny Isles Restaurant <br /> <br />- <br />Sheet No. of <br /> <br />Consulting Engineers <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 />Support shear DL : <br /> <br />2 <br />As := Pact' b . d As = 0.83 In <br />[ 3 . yfc . pSI 200 . pSI 3, yfc . pSI 200 . pSI ] 2 <br />Mm. steel area: Asmm:= If > , , ASmm = 1.43 In <br />fy fy fy. (b . d) - I fy. (b . d) - , <br />Asteel := If( As < Asmm, If( As. I .33 < Asmm, As. I .33 , Asmln) ,r <br /> <br />Support shear LL : <br /> <br />VsupportDL := 2- 'WDLLbeam <br />VsupportLL := 2- I WLLLbeam <br />Vu := 1.2' VsupportDL + I.G' VsupportLL <br /> <br />Ult. Shear @ support: <br /> <br />Diameter of proposed stirrup : <br />Bst := 4 dst := Bst . 8- 'Ir dst = 0.5 In Astr := 0.0 122 . (Bst In) 2 <br /> <br />Flexure DeSign-Bottom Reinforcement <br /> <br />Diameter of proposed bottom lonqltudlnal reinforcement : <br />Bar := b dr:= Bar. 8- 'In dr = 0.8 In Abar:= 0.0 122. (Bar In) 2 <br /> <br />Distance from exterior compressive fiber to d := dt _ O. 5dr _ dst - cov <br />centroid of tensional remforcement : <br /> <br />( fc - 4KsI) <br />/31 := If fc < 4KsI ,0.85 ,0.85 - O.OS . <br />I 000 pSI <br />~:= 0.9 <br /> <br />Factor pi: <br /> <br />ReSistance factor <br /> <br />Remforcement ratio : <br /> <br />'_ 0.85' fc . (_ _ 2. Mspanu ) <br />Pact .- I I 2 <br />fy 0.85. fc. ~ . b. d <br /> <br />'_ . (0.85 . /31 . fc . 87000PSI) <br />Pmax .- 0.75 <br />fy 87KsI + fy <br /> <br />MaXimum remforcmg ratio: <br /> <br />Max. remforcement checkmg: MaxRelnfCheck:= If( P act < P max ,"OK" , "error" ) <br /> <br />Area of Steel needed : <br /> <br />Remforcement steel <br />to prOVide : <br /> <br />No. of bars to prOVide <br /> <br />(AsteelJ <br />n := ceil - <br />Abar <br /> <br />Rebar's size : <br /> <br />VsupportDL = I 2 Kip <br />VsupportLL = 7 Kip <br /> <br /> <br />2 <br />Astr = 0.20 In <br /> <br />2 <br />Abar = 0.44 In <br /> <br /> <br />/3 I = 0.77 <br /> <br />Pact = 0.0022 <br /> <br />Pmax = 0.02G8 <br /> <br /> <br /> <br /> <br /> <br />Bottom Reinf. --> 3-#6 <br /> <br />53 <br />