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SAS&hi"Am T253-474acoma,Washington-9449 Designed: OMA Date: 11/1/2022 Project Number: 19.933 <br /> Checked: CJT Date: 11/4/2022 6 <br /> Project: Emerald Court Carports <br /> LATERAL ANALYSIS,CONTINUED <br /> SEISMIC DESIGN CRITERIA: <br /> Horizontal seismic forces shall be determined as permitted by 2018 IBC Section 1613.1 in <br /> ASCE 7-16 Section 12.8 with the Equivalent Lateral Force Procedure. <br /> R:=1.25 response modification coefficient,Table 12.2-1 <br /> /e:=1.00 seismic importance factor,Table 1.5-2 <br /> Ct:=0.02 building period coefficient,Table 12.8-2 <br /> x:=0.75 building period coefficient,Table 12.8-2 <br /> Ta:=Ct•hx•( tz)=0.095 s approximate fundamental period,Section 12.8.2.1 <br /> f <br /> T:=Ta as permitted by Section 12.8.2 <br /> D Seismic Design Category <br /> SD5:=1.110 design,5%damped,spectral response acceleration <br /> parameter at short periods,Section 11.4.2 <br /> SDI:=0.594 design,5%damped,spectral response acceleration <br /> parameter at short periods,Section 11.4.2 <br /> Cs1:= SRS =0.888 seismic response coefficient, (12.8-2) <br /> Fe) <br /> Cs2:= S°0 •CO=4.995 seismic response coefficient,(12.8-3) <br /> T•\ll <br /> e <br /> Cs:=max(min(Csi,Cs2),0.044•Sin-'se,0.01)=0.888 per 12.8.1.1 <br /> STRUCTURE SEISMIC WEIGHT: <br /> Wdeck:=1.03 Psf Wbeam:=10 Plf <br /> Wpur(in:=6.43 Plf Wpost'=11.97 plf \1 <br /> WE'=Wdeck A•B+2 Wpurlin A+2 Wbeam'(10 ft) 2 (Wpost•(-1. h))=1426.16 lbf <br /> HORIZONTAL SEISMIC FORCE: <br /> p:=1.3 redundancy factor,Section 12.3.4.2 <br /> Eh:=p•Cs• WE=1646.4 lbf per Section 12.4.2.1 <br />