5900 36TH AVE W FAST SIGNS 2025-04-07

Structural Engineering & Design I nc. 1815 Wright Ave La Verne, CA 91750 Tel: 909.596,1351 Fax: 909.596.7186 By: Bob S Project: Fast Signs Project#:24-0917-16 Downaisle Seismic Loads Configuration:TYPE A SELECTIVE RACK Determine the story moments by applying portal analysis.The base plate is assumed to provide partial fixity, Seismic Story Forces Typical frame made Vlong= 1,054lb Tributaryarea oftwocolumns Vcol=Vlong/2= 527 lb of rack frame\, _ , F1= 70 lb i Typical rramc made F2= 141 lb ./ortwo columns F3= 211 lb K3 E E I - El ER ED a Eli EEE -.-------- TOPVicw 96" --------- rront Vic w e Vicw Seismic Story Moments conceptual system COL Mbase-max= 8,000 in-lb <__=Default capacity hi-eff= hl - beam clip height/2 Mbase-v= (Vcol*hleff)/2 = 55 in Vcol OF = 14,493 In-lb <__=Moment going to base Mbase-eff= Minimum of Mbase-max and Mbase-v h2 = 8,000 in-lb M 1-1= [Vcol * hieff]-Mbase-eff M 2-2= [Vcol-(Fl)/2]*h2 = (527 lb*55 in)-8000 In-lb _ [527 lb-70.3 Ib]*58 In/2 = 20,985 in-lb = 14,264 in-lb h1 h1eff Mseis= (Mupper+Mlower)/2 Beam to Column Mseis(1-1)= (20985 in-lb+ 14264 in-lb)/2 Mseis(2-2)= (14264 in-lb + 12226 in-lb)/2 Elevation = 17,624 in-lb = 13,245 in-lb rho= 1.0000 Summary of Forces LEVEL hi Axial Load Column Moment** Mseismic** Mend-fixity Mconn** Beam Connector 1 58 in 8,575 lb 20,985 in-lb 17,624 in-lb 4,659 in-lb 15,598 in-lb 3 pin OK 2 58 in 6,860 lb 14,264 in-lb 13,245 In-lb 4,659 in-lb 12,533 in-lb 3 pin OK 3 58 in 5,145 lb 12,226 in-lb 10,698 In-lb 4,659 in-lb 10,750 in-lb 3 pin OK 4 58 in 3,430 lb 9,170 in-lb 7,132 in-lb 4,659 in-lb 8,254 in-lb 3 pin OK 5 58 in 1,715 lb 5,094 in-lb 2,547 in-lb 4,659 in-lb 5,044 in-lb 3 pin OK Mconn= (Mseismic+ Mend-fixity)*0.70*rho Mconn-allow(3 Pin)= 17,768 in-lb **all moments based on limit states level loading type a select-fast s+gns.xis Page ( of (�3 9/1 8/2024