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221 of 234 <br />Thornton Tomasetti <br />PROJECT 888 N Main Santa Ana - alternative seismic retrofit PROJECT# S18003.01 DATE 1 0/2/2018 <br />BY JP SHEET of <br />SUBJECT Spiral-tied column utilization confirmation CHECKED BY DRAWING 1 <br />SPIRAL-TIED COLUMN PMM DCR CHECK <br />FIELD SCANNING AND INSPECTIONS REVEALED SPIRAL-TIED PERIMETER BASE <br />COLUMNS ON THE NORTH AND SOUTH ELEVATIONS SUPPORTING THE <br />TAPERED WING GIRDERS. THE COLUMN AXIAL-BIAXIAL MOMENT <br />DEMAND/CAPACITY CHECKS IN THE REPORT ASSUMED ALL COLUMNS HAVE A <br />RECTANGULAR TIE AND LONGITUDINAL REBAR PATTERN (PG 39). THE SAME <br />ETABS PMM DCR RESULTS ARE PROVIDED ON THE FOLLOWING SHEETS FOR <br />THE 8 COLUMNS WHICH LIKELY HAVE THIS SPIRAL REINFORCEMENT AT THE <br />BASE. <br />ASSUMED (12)#11 <br />SPIRAL ARRANGEMENT <br />4 .b F-ame Sectir .00€03 2, r'oriment r.«a <br />Ge'val Ca, De•, T,pe Reta- ¥40-' <br />Poper. /-.O*.dr. Ba..1 ... <br />....2+Cy*·e,rel Ea·, Tr,.*1565 <br />4:*Il. 1//C'a <br />I»ay C» <br />.. <br />.heel /*-71 <br />. <br />•ees ..X.7 90. 4.. . . <br />./. <br />5.¢*or 34·•ace P.35-........ <br />Sec:, P-ocat, P <br />Souce _he, C•*02 4-, 14.... <br />. <br />......B.I <br />08/ 2-'or Ccrfre-* B,5 <br />/k/,te, cl L.crg-·a El// <br />_>n,-*a E, 5.ze,4 4ea <br />Se:.r [b,r·-1.1, <br />1,6.il, '9•»'Ae.- <br />C.ne, Dald <br />Dec*h „ <br />R.W.'"Mil <br />A'll 1404 9- A- |C c. e-T EN' <br />Correr€rt Bal Sce * 4ea -.1 <br />L//1/'11/2 6/acr,g of Cor#,-er, 8,3 :I,ki/ · A" r <br />9,• Secilor c.e-1 --.