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Thornton Tomasetti 223 of 234 <br />PMM AXIAL-BIAXIAL FLEXURE MAXIMUM DCR RATIOS 72YR (50%/50YR) <br />GROUND MOTIONS, <br />SPIRAL-REINFORCED COLUMNS ONLY COMPARE WITH PG. 14 <br />Dampers acting at design parameters, fc=3365psi (mean - 1 std dev), Grade 60 Vertical Bars, <br />phi=1.0 (per ASCE41) <br />Z Z <br />A + <br />./ <br />O 0 1 I. ./ ./W <br />** * X ¥ ¥ : £*>Yw + w * M * ¥ s <br />Oct]Ct]ctlact]Ct]Ct]COCE ci] ct] ct] ct] ct] ct] Et] Et] ci] ct] <br />GROUND MOTION #1 -CHRISTCHURCH 2011 GROUND MOTION #2 - DARF/ED 2010 <br />Z Z <br />- 0 <br />1 0 ./ ./g 1 9 ./ ./W <br />i » ¥,1 ¥ * ¥ 0 + ¥*»r¥¥**¥** <br />Ct]Ct]Ct]Cbmct]Ct]Cilect]cbcbcbcbcbdi-[bct]dz] <br />GROUND MOTION #3 - KOCAEL/ 1999 GROUND MOTION #4 -NORTHRIDGE 1994 <br />NORTH ELEVATION