1 Earthquake Loads Justin C. H. Shih 2012/5/2 EXAMPLE - 74-11 72 240 3.8 3.7 2.4 11 1 2 - X 15m Y 8m 7.5m 1FH3.8m 2FH3.7m () 12 2 2 X Y 3.6 m4 m 4.2 m8 m 2470 cm4070 cm 4050 cm40403040 cm 12 cm VZKCIW ZZ1.00 KK1.00 CC0.15 C= 0.15 W II1.00 V1.01.00.151.0W=0.15W 3 3 (m) (tf) (tf) (tf) (tf) (tf) (tf/m) (tf) RF15010.035.6 43.216.8105.60.8842 2F17020.940.4 49.018.4128.71.0748 320 234.390 3 (3 ) 4 30VS30VS30270 m/s()180 m/sVS30< 270 m/s()VS3050 us >1.02 ()180 SV 36015 N500.51 us 1.02 () SV