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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 />Checked by PMB Date 5/2010 <br /> <br />~ I := [{ Ie < 4000PSI,O.1l5.[ 0.1l5 _ 0.05. (Ie ~=:') ]]} I <br /> <br />~:= 0.9 <br /> <br />0.85 . fe ( 2 . Msu ) <br />Pact := . 1 - 1- <br />fy 0.85. fe. ~. ds2 <br />'- (0.85 . pI. fe 87000pSl J <br />Pmax .- 0.75 . . <br />fy 87000pSI + fy <br /> <br />Flexure Design (Short Way) <br /> <br />Diameter of proposed bottom lonqltudlnal reinforcement : <br />Bar := 5 dr:= Bar. 8- 'In dr = O.G In Abar:= 0.0122' (Bar In) 2 <br /> <br />Distance from exterior compressive fiber to <br />centroid of tensional reinforcement : <br /> <br />ds := dt - 0.5dr - eov <br /> <br />Factor 131 : <br /> <br />ReSistance factor <br /> <br />Remforcement ratio : <br /> <br />MaXimum relnforcmg ratio: <br /> <br />2 <br />Abar = 0.3 I In <br /> <br /> <br />= 0.77 <br /> <br />Pact = 0.0081 <br /> <br />Pmax = 0.02G8 <br /> <br />Max. remforcement checkmg : <br /> <br />MaxRelnfCheek := tf( Pact < P max' "OK" , "error" ) "M...~. :fx.!".'Rb.0f~fCti..'\.t <br />:.:4:J,~~~~~ ;~~; <br /> <br /> <br />Area of Steel needed : <br /> <br />As := Pact' ds <br /> <br />Mm. steel area: <br /> <br />As := If[ 3 . ..jfe . pSI > 200, pSI 3'..jfc. pSI 200 . pSI ] <br />mm fy fy' fy. (dst I ' fy. (dst I <br /> <br />Asteel := tf[ As < Asmm, ( If( As. I .33 < ASmm, As. I .33 , Asmm)) , <br /> <br />Remf. steel <br /> <br />required : <br /> <br />Rebar's size : <br /> <br />Rebars spanclng : <br /> <br />( Abar) <br />spes:= - <br />Asteel <br /> <br />2 <br />In <br />As = 0.55- <br />ft <br /> <br />2 <br />In <br />ASmln = 0.25- <br />ft <br /> <br /> <br /> <br /> <br />Short Way Reinf. --> #S@6.S" <br />o.c. <br /> <br />71 <br />