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Structural <br />Engineering & Design Inc. <br />CITY OF SANTA ANA <br />Planning and Building Agency <br />Approved <br />FOR PERMIT ISSUANCE <br />By: NIHAL Project: THE DOT PRINTER Project #: 25-0421-7 <br />3 Pin Beam to Column Connection TYPE 1 SELECTIVE RACK Master ID: <br />e beam end moments s own herein snow the result ot the max1mum­Fn-d-u-c-edT1x—ed end monen s torm seismic + s an a co e <br />mandated minimum value of 1.5%(DL+PL) <br />Mconn max= (Mseismic + Mend-fixity)*0.70*Rho Pi J., <br />= rho= 1,000.' <br />7,038 in-Ib Load at level 2 <br />z„ <br />P2 <br />P3 <br />Connector Type= 3 Pin <br />Shear Capacity of Pin <br />Pin Diam= 0.44 in Fy= 55,000 psi <br />Ashear= (0.438 in)^2 * Pi/4 <br />= 0.1507 in^2 <br />Pshear= 0.4 * Fy * Ashear <br />= 0.4 * 55000 psi * 0.15071nA2 <br />= 3,315 Ib <br />Bearing Capacity of Pin <br />tcol= 0.105 in <br />Omega= 2.22 <br />Fu= 65,000 psi <br />a= 2.22 <br />Pbearing= alpha * Fu * diam. * tcol/Omega <br />= 2.22 * 65000 psi * 0.438 in * 0.105 in/2.22 <br />= 2,989 Ib < 3315 Ib <br />Moment Capacity of Bracket <br />Edge Distance=E= 1.00 in Pin Spacing= 2.0 in Fy= 55,000 psi <br />C= P1+P2+P3 tclip= 0.18 in <br />= Pi+P1*(2.5"/4.5")+Pi*(0.5"/4.5") <br />= 1.667 * Pi <br />Mcap= Sclip * Fbending <br />=0.127in^3*0.66*Fy <br />= 4,610 in -lb <br />Pclip= Mcap/(1.667 * d) <br />= 4610.1 in-Ib/(1.667 * 0.5 in) <br />= 5,531 Ib <br />C*d= Mcap = 1.667 <br />Thus, P1= 2,989.1b <br />Mconn-allow=[Pi*4.5"+Pi*(2.5"/4.5")*2.5"+P1*(0.511/4.5")*0.511j <br />= 2989 L13*[4.5"+(2.5/4.5")*2.5"+ (0.511/4.5")*0.5"j <br />= 17,768 in -lb > Mconn max, OK <br />Sclip= 0.127 in^3 <br />d= E/2 <br />= 0.50 in <br />TYPE 1 rvd Page I of 1 %.. 7/31/2025 <br />