Laserfiche WebLink
Job:Better Buzz - PO Menu & Canopy Pg. 3 <br />1465 E Vista Way, Suite A, Vista, CA 92084 <br />CBC 2022, ASCE 7-16 CHAPTER 11, 12, 13, 15 SEISMIC DESIGN CRITERIA <br />Risk Category =II <br />Seismic Importance factor =1 <br />Site class =D <br />Seismic Design Category =D <br />Latitude (degrees) : <br />Longitude (degrees) : <br />Response Spectral Acc. (0.2 sec) Ss = <br />Response Spectral Acc.( 1.0 sec) S1 = <br />Soil Site Class D <br />Site Coefficient Fa =1.200 <br />Site Coefficient Fv =1.959 ( ASCE 7-16 Table 11.4-2 ) <br />Max Considered Earthquake Acc. SMS =Fa.Ss <br />Max Considered Earthquake Acc. SM1 =Fv.S1 <br />@ 5% Damped Design SDS =2/3(SMS) <br />SD1 =2/3(SM1) <br />Design Base shear ( Equivalent Lateral Force Procedure ) <br />SDS =0.740 <br />SD1 =0.445 <br />V = Cs W <br />Cs =SDS / ( R / Ie ) <br />TL =8 <br />R =3 Ωo =2 ( ASCE 7-16 Table 15.4-2 ) <br />I e =1 <br />Cs = 0.247 <br />hn =8.93 ft <br />T = 0.02*hn^0.75 = 0.103 sec <br />Cs max = SD1 / (T*( R / Ie )) =1.437 But not < 0.03 <br />Cs min = 0.044 SDS Ie =0.033 <br />For S1 ≥ 0.6g : min. Cs = 0.8S1 / ( R / Ie ) =0.091 <br />Cs =0.247 governs <br />Design base Shear, V = Cs W <br />Where: W = Structure dead load <br />Seismic Design Data <br />33.220654 <br />-117.226052 <br />92.50%g = 0.925g <br />34.10%g = 0.341g <br />= 1.110g <br />= 0.668g <br />= 0.740g <br />= 0.445g <br />( See RISA calcs for structure members design )