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Structural <br />CITY OF SANTA ANA <br />Planning and Building Agency <br />Engineering & Design Inc. <br />Approved <br />FOR PERMIT ISSUANCE <br />By: Bob S Project: Airborne Systems Project #: 25-0221-14 <br />iviaxci i <br />Pin Beam to Column Connection Type A Selective Rack I <br />ce. <br />mandated minimum value of 1.5%(DL+PL) <br />Mconn max= (MSeismic + Mend-fixity)*0.70*Rho <br />= 9,619 in -lb Load at level 1 <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 />= 0,15071n^2 <br />Pshear= 0.4 * Fy * Ashear <br />= 0.4 * 55000 psi * 0.1507inA2 <br />= 3,315 Ib <br />Bearing Capacity of Pin <br />tcol= 0.075 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 * 0.075 in/2.22 <br />= 2,135 lb < 3315 lb <br />Moment Capacity of Bracket <br />Edge Dlstance=E= 1.00 in Pin Spacing= 2.0 in <br />C= P1+P2+P3 tclip= 0.18 in <br />= P1+P1*(2.5"/4.5")+Pi*(0.5"/4.5") <br />= 1.667 * P1 <br />Mcap= Sclip * Fbending <br />= 0.127 in A 3 * 0.66 * Fy <br />= 4,610 in -lb <br />Pclip= Mcap/(1.667 * d) <br />= 4610.1 in-lb/(1.667 * 0.5 in) <br />= 5,531 lb <br />P3 <br />112" <br />C*d= Mcap = 1.667 <br />Thus, P1= 2,135 lb <br />Mconn-allow=[P1*4.5"+P1*(2.5"/4.5")*2.5"+P1*(0.5"/4.5")*0.5"] <br />= 2135 L13*[4.5"+(2.5"/4.5")*2.5"+ (0.5"/4.5")*0.51'1 <br />= 12,691 in -lb > Mconn max, OK <br />Fy= 55,000 psi <br />Sclip= 0.127 inA3 <br />d= E/2 <br />= 0.50 in <br />type a 5elect-airborne-revd.x15 Page of 3/G/2025 <br />