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Client - SCE Charge Ready Date <br />Project - Brixen EVCS Made By <br />Location - 2100 S Fairview ST, Santa Ana, CA 92704 Orange County. Checked By <br />Proj. No. - 1650605 Preliminary <br />FinalDescription -Design calculations for footing pad of switchboard, Transformer, Distribution Panel, EV <br />Charger & Gateway <br />9/18/2024 <br />DSS <br />- <br />80% Review <br />100% Review <br />3. Transformer <br />Height =3.000 ft <br />Length =2.000 ft <br />Width =1.8 ft <br />Overstrength Factor =2.000 <br />Horizontal Seismic base shear 0.3*Sds*Ip*Wp (As per Section 13.3.1.1) <br />Fp =0.3x1.044x1.5x0.6 <br />Fp =0.282 kip <br />Vertical Seismic load 0.2*Sds*Ip*Wp (As per Section 13.3.1.2) <br />Fv =0.2x1.044x1.5x0.6 <br />Fv =0.190 kip <br />Overturning Moment due to horizontal force <br />Eh =Fpx2/3x3 <br />=0.560 kip-ft <br />Overturning Moment due to vertical force <br />Ev =Fvx2/2 <br />=Fvx1 <br />=0.190 kip-ft <br />E =EhxΩ+Ev <br />=0.56x2+0.19 <br />=1.310 kip-ft <br />Resisting Moment <br />DLRM =0.9xWpx1.8/2 <br />0.9x0.6x1.8/2 <br />= 0.486 kip-ft (Lesser value of width or length is considered for resisting moment <br />calculation) <br />Net Overturning <br />Notm =E - DLRM kip-ft <br />=0.824 kip-ft <br />Shear at base <br />Sh =ΩxFp <br />=0.564 kip <br />Net Overturning <br />Notm (Wind) =0.370 kip-ft <br />Shear at base <br />Sh (Wind) =0.150 kip <br />Thus, the anchor bolt design is goverened by 'seismic loading'.