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5096/50yr 20%/50yr (BSE-lE)Damper <br />Axi al Max (k)Axial Max (k)I...m=m..=.......¤mI <br />I Kl 345.5 412.5 <br />K3 365.6 437.1 <br /><4 345.8 412.1 <br />K6 365.7 437.2 <br />K7 343.2 414.7 <br />K9 367.0 439.1 <br />K10 342.9 414.7 <br />K12 367.3 439.1 <br />K13 350.2 420.8 <br />K14 350.7 421.0 <br />K16 350.9 420.2 <br />K17 349.8 419.6 <br />K20 347.0 415.6 <br />K21 350.9 421.2 <br />K22 347.4 416.1 <br />K23 352.0 421.9 <br />MAXIMUM REPORTED DAMPER <br />FORCE FROM 4 GROUND <br />MOTIONS AT 50%/50YR (AND <br />20%/50YR FOR EXTREME <br />CONDITIONS) <br />K13 K14 <br />Ctl <br />K16 K17J <br />ALS,2 <br />1 .:. 0711 *Te <br />..40 ?<3 144.93. ·'8 <br />'Cbcb <br />NORTH ELEVATION <br />71 <br />[33 <br />ASCE41-13 NOTE: <br />DAMPERS SHOULD BE CAPABLE OF <br />SUSTAINING THE FORCE ASSOCIATED <br />WITH 200% THE MAXIMUM CALCULATED <br />VELOCITY AT LIMITED PERFORMANCE <br />OBJECTIVE (50%/50YR). THIS <br />CORRESPONDS TO A -23% INCREASE IN <br />FORCE. TAKING THE MAX 50%/50YR <br />DAMPER FORCE ABOVE (36714, THE <br />AMPLIFIED FORCE IS 45lk. THIS NEARLY <br />MATCHES THE 450k NOMINAL CAPACITY <br />OF THE SELECTED DAMPERS. <br />K20 K21 K22 K23 <br />> 74 <br />SOUTH ELEVATION <br />PROJECT:888 N MAIN STREET SANTA ANA SUBJECT: <br />Tomasetti REFERENCE: S18003.01 ETABS MODEL PROGRESS UPDATES SSK-20180723BY: TT DATE: 7/23/2018