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Project Tale: 7-Eleven Fuel Tanks <br /> Discipline:Structural <br /> CULLUMBER ENGINEERING <br /> Project No.: CN1117 Originator: C.Dilworth Date: 5/17/2018 <br /> omponent: Buoyancy Calculations Checked:JW.Cullumber I Date: 5/17/2018 <br /> esteel,given= 0.002 <br /> esteel,bal= 0.00207 <br /> esteel,maz 0.00507 <br /> As,mm= 200*bd/fy As,min= 5.280 Int <br /> or <br /> As,min= 3*sgrt(f.')*bd/fy As,min= 3.960 int <br /> As,min= 5.28 Int <br /> Cbal= (econcrete*d)/(econcrete+esteel,bal) <br /> Cbal= 19.53 in <br /> abal— , Cbal <br /> abal= 16.60 in <br /> As,bal= (0.85*fc'*a*b)/fy <br /> As,bai= 28.22 int <br /> Cmaz (econcrete (econcrete+esteel,max <br /> Cmax= 12.27 In <br /> amax' , Amax <br /> amaz 10.43 in <br /> As,maz 0.85*a*fc'*b/fy <br /> As,maz 17.73 Int <br /> As= [o*fy*d+-sqrt((-o*fy*d)2-(4*0*fy2*M„)/(1.7*fc*b)))/((2*0*fy2)/(1.7*f,'*b)) <br /> As= 1.14 int <br /> 1.3*As= 1.48 int <br /> Controlling As= 1.48 int <br /> Provided Reinforcement= #5 Rebar <br /> #5= 0.31 int <br /> Number of bars= 5 <br /> Aprov= 1.55 Int <br /> vs <br /> 1.48 in <br /> OK <br /> The contractor shall install (1)mat of#5 bars @ 12"o.c.bottom in the transverse direction of <br /> Deadman slab for flexural reinforcement.See below for additional temp.reinf.in the bottom mat. <br /> i ridr_„-sti d 4,j'—: �J N F I --. . 0 NOT 8 of 10 <br />