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<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, Fl33126 <br /> <br />Calculated by DBC Date 5/2010 <br /> <br />Checked by PMB Date 5/2010 <br /> <br />Shear Strength provided by concrete : <br /> <br />~:= 2 . ..j fc . pSI. b . d <br />-I <br />~:= 0.85 VU.d - Vc <br /> <br />~:= 4 . ..j fc . pSI. b . d <br /> <br />Shear Strength to be provided by steel : <br /> <br />Vc = 11.1 Kip <br />Vs = -7.9 Kip <br /> <br />Vs limit for shear spacing : <br /> <br />VSlim = 22. I Kip <br /> <br />Area of shear remforcement perp. to <br />aXIs of member: <br /> <br />-I <br />A'1J. '= VS' (fy. d) <br />....h~. <br /> <br />2 <br />In <br />AV.perp = -0.2ft <br /> <br />2 <br />In <br />AV.mm = 0.1 ft <br /> <br />Mlntmum area of shear remforcement : <br /> <br />b <br />~:= 50pSI'- <br />fy <br /> <br /> <br />ReqUired area of stirrups: <br /> <br />^/;;~:= If( AV.m,n < AV.perp ,AV.perp,A <br /> <br />Proposed shear remforcement : <br /> <br />Stirrup's size : <br /> <br />~.:=3 <br />, . . <br /> <br />Stirrup's area : <br /> <br />, 2 <br />~:= 0.0122' (Barstln)<= Ast = 0.1 I In <br /> <br />No. of stirrup's legs: <br /> <br />~:=2 <br />~:= 4.51n <br /> <br />Proposed stirrup spacmg : <br /> <br />-/ <br />..~~:= Ast. nleg . 5pcprop <br />.~:= mln(241n,0.5d) <br /> <br />2 <br />In <br />AV.prop = 0.59ft <br /> <br />5pCMax = 4.71n <br /> <br />Remforcmg area checkmg : <br /> <br />~~:= If(AV.req < AV.prop,'OK' , "errC'-";1,sCE:_, <br /> <br /> <br />Max. stirrups spaCing checking: ~:= If( 5pcprop < 5PCMax, "OK" , {M,~J~~He <br />Beam RTB-3 Desian Summary <br /> <br /> <br />Section 8"x12" <br /> <br />Top Reinf. 2-#5 <br />Batt. Reinf. 2-#5 <br />Stirrups #3 @ 4.5" O.C. @ ends <br />#3 @ 12" O.C. @ balanc <br /> <br />33 <br />