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PROJECT Air Liquide <br />FOR Modula <br />SHEET NO.6 <br />CALCULATED BY RF <br />DATE 2/27/2023 <br />TENSION STRENGTH <br />Determine the design tensile strength <br />a) Steel strength (ØNsa)17.4.1 <br />Ø =0.75 17.3.3 a i <br />ØNsa = ØnAsefuta 17.4.1.2 <br />=0.75 x 2 x 0.164 x 106700 <br />=26248 lb <br />b) Concrete breakout strength (ØNcbg)17.4.2 <br />Ø =0.65 17.3.3 c ii (Cat. 1, Cond. B) <br />ANc =(ca1,adj+s1,adj+1.5hef)*(ca2,adj+s2,adj+1.5hef) <br />=190.1 in^2 <br />ANco =9hef <br />2 17.4.2.1c <br />=95.1 in^2 <br />Check if ANc < nAnco TRUE <br />ANc/ANco =2.00 <== effective ratio to use <br />Ψec,N =1.00 for cracked concrete 17.4.2.4 <br />Ψed,N =1.00 Cmin>1.5hef 17.4.2.5 <br />Ψc,N =1.00 for cracked concrete w/o reinf.17.4.2.6 <br />kc =17 for cracked concrete 17.4.2.2a <br />λa =1 <br />Nb =kcλa(f'c)0.5(hef)1.5 17.4.2.2a <br />=5456 LB <br />Ψcp,N =1 17.4.2.7a <br />ØNcbg =Ø(ANc/ANco)(Ψec,N)(Ψed,N)(Ψc,N)(Ψcp,N)(Nb)17.4.2.1 <br />=0.65 x (2) x 1 x 1 x 1 x 1 x 5456 <br />=7093 lb <br />c) Pullout strength (ØNpn)17.4.3 <br />Ø =0.65 <br />Ψc,p =1 for cracked concrete 17.3.3 c ii (Cat. 1, Cond. B) <br />ØNpn =ØΨc,pNp,cr(f'c/2500)0.5 17.4.3.1 <br />=0.65 x 2 x 0 lb x (3000/2500)^0.5 <br />=N/A <br />Steel strength (ØNsa):26248 lb <br />Embedment strength - concrete breakout strength (ØNcbg):7093 lb <=== governs <br />Embedment strength - pullout strength (ØNpn):N/A <br />1130 E. Cypress St, Covina, CA 91724 <br />E-Mail: Engineering@SeizmicInc.com <br />Tel: (909) 869-0989