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DATE:V I N C I & A S S O C I A T E S SHEET:4 <br />PROJECT:Eduardo Ontiveros Structural Engineers JOB NO.:22-3457 <br />3409 S Olive St 175 E. WILBUR ROAD, STE 103 • THOUSAND OAKS, CA 91360 ENGR.:JRV <br />Santa Ana, CA 805.496.2100 • VinciSE.com <br />CLIENT:Titan <br />LATERAL FORCES: (Base Shear Calculations - 2022 CBC / ASCE-16 ) <br />SEISMIC: <br />Site Class: D (Use D if unknown) <br />S1= 0.459 (USGS Software)SS= 1.28 (USGS Software) <br />Fv = 1.7 (Table 11.4-2)Fa = 1.2 (Table 11.4-1) <br />I = 1.0 (Sec 1.5-2 ASCE 7-16) <br />R = 6.5 (Table 12.2-1 ASCE 7-16) <br />SMS = Fa * SS = 1.536 (Eq. 16-20)SDS = (Eq. 16-39) <br />SM1= Fv * S1 = 0.78 (Eq. 16-21)SD1 = (Eq. 16-40) <br />TL = 8 s (Fig 22-14, ASCE 7) <br />Ts = SD1 / S DS = 0.508 s 80% x 0.508 = >0.112 s <br />Ta = Ct * (hn)x = (Eq. 12.8-7)Ct = 0.02 (Table 12.8-2 ASCE 7-16) <br />hn = 10.0 ft x = 0.75 (Table 12.8-2 ASCE 7-16) <br />k = 1.0 <br />* *GOVERNS * * <br />VMIN = ( SDS) / ( R / I ) =0.16 W (Eq. 12.8-2 ASCE 7-16) <br />NEED NOT EXCEED: <br />IF T ≤ TL USE: <br />V = ( SD1 ) / T *( R / I ) =W (Eq. 12.8-3 ASCE 7-16) <br />IF T TL USE: <br />V = ( SD1 )*(TL) / T² *( R / I ) =W (Eq. 12.8-4 ASCE 7-16) <br />SHALL NOT BE LESS THAN: <br />V =W (Eq. 12.8-5 ASCE 7-16) <br />²/3 * SM1 = <br />0.406 <br />0.01 <br />50.62 <br />0.71 <br />8/3/2023 <br />0.112 s <br />1.02 <br />0.52 <br />²/3 * SMS = <br />3409 S Olive St <br />08/29/23