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PROJECT Air Liquide <br />FOR Modula <br />SHEET NO.7 <br />CALCULATED BY RF <br />DATE 2/27/2023 <br />SHEAR STRENGTH <br />Determine the design shear strength <br />a) Steel strength (ØVsa)Vsa (from Table):10,255 lb 17.5.1 <br />Ø =0.65 17.3.3 a ii <br />ØVsa = Øn0.6Asefuta 17.5.1.2 <br />=0.65 x 2 x 0.6 x 0.164 x 106700 <br />=13332 lb <br />b) Concrete breakout strength (ØVcbg)17.5.2 <br />Ø =0.70 17.3.3 c i B <br />AVc =(1.5ca1+s1,adj+1.5ca1)ha <br />=166.5 in^2 <br />AVco =3ca1ha <br />=108.0 in^2 <br />Check if AVc < nAvco TRUE <br />AVc/AVco =1.54 <== effective ratio to use <br />Ψec,V =1.00 17.5.2.5 <br />Ψed,V =1.00 <br />Ψc,V =1.00 for cracked concrete w/o reinf.17.5.2.6 <br />Ψh,V =1.22 17.5.2.8 <br />da =0.625 in <br />le =1.25 in 17.2.6 <br />λa =1 <br />Vb =The smaller of 7(le/da)0.2(da)0.5λa(f'c)0.5ca1 <br />1.5 and 9λa(f'c)0.5ca1 <br />1.5 17.5.2.2 <br />=5117 lb <br />ØVcbg =Ø(AVc/AVco)(Ψec,V)(Ψed,V)(Ψc,V)(Ψh,V)(Vb)17.5.2.1 <br />=0.7x (1.54) x 1 x 1 x 1 x 1.22 x 5117 <br />=6730 lb <br />c) Concrete Pryout Strength (ØVcpg)17.5.3 <br />Ø =0.70 17.3.3 c i B <br />Kcp =2.0 17.5.3.1 <br />Ncbg =10912 lb <br />ØVcpg =ØKcpNcbg 17.5.3.1 <br />=0.7 x 2 x 10912 lb <br />=15277 lb <br />Steel strength (ØVsa):13332 lb <br />Embedment strength - concrete breakout strength (ØVcbg):6730 lb <=== governs <br />Embedment strength - pryout strength (ØVpn):15277 lb <br />1130 E. Cypress St, Covina, CA 91724 <br />E-Mail: Engineering@SeizmicInc.com <br />Tel: (909) 869-0989