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SEISMIC LOADING <br />Latitude: <br />Longitude:R =:Special Steel Moment Frame <br />R =:Wood Structural Shearwalls <br />Occupancy Category:2 Site Class: D R =:Special Reinforced Concrete Shearwalls <br />Importance Category:Roof Height ft R =:Special Reinforced Masonry Shearwalls <br />R =:Upper Limit on Hillside Structures <br />R =:Ordinary Steel Moment Frame <br />Ss =g S1 =g R =:Ordinary Steel Cantilevered Column <br />Fa =Fv = <br />R =Selected R Value <br />Sds =Sd1 = <br />NOTE: SEE FOLLOWING PAGES FOR USGS DATA <br />SMS = FaSs <br />SMS = <br />SDS = (2/3) SMS (11.4-3) <br />SDS = <br />Seismic Design Category:(12.8-2) <br />Ta = Ct * (hn)0.75 = <br />Ts = SD1/SDS = <br />WDL <br />2.0 <br />PARAMETERS <br />USGS SPECTRAL INFORMATION <br />33.763 <br />1.33 0.473 <br />R FACTOR SCHDULE <br />8.0 <br />6.5 <br />-117.904 <br />1.06 <br />Cs =SDS <br />S1 > 0.04 (11.6.1 & 2 ASCE 7-16) <br />6.5 <br />Ss > 0.15 <br />5.0 <br />5.0 <br />4.5 <br />1.596 <br />DESIGN CATEGORY <br />CS SEISMIC COEFFICIENT <br />S1 < 0.75 (11.6 ASCE 7-16) <br />3.50 <br />1.25 <br />1.20 1.82 <br />1.064 0.574 <br />1.0 12 <br />SD1 <br />T(R/I) <br />0.685 <br />k =1.0 Ta<0.5 VASD=0.117 <br />(R/I) <br />D Cs =0.164 <br />PERIOD CALCULATION <br />0.13 Ta < (0.8)Ts, OK0.54 <br />VASD=CsWDL <br />1.4 <br />Csmax = <br />Csmax = <br />Page 3