Optimal Location of Multiple Tuned Mass Dampers in Regular and Irregular Tall Steel Buildings Plan

Table 4

Far-field earthquake properties.

	Record	Station	Year	Dis (km)	Mag	PGA	PGV (cm/s)	Ts (sec)	Duration (sec)
1	Chi- Chi	Chy 065	1999	83	7.62	0.6	130.79	0.62	28.515
2	Chi-Chi	Tap95	1999	109	7.62	0.15	178.062	0.98	15.8
3	Imperial-Valley	Oak-2	1979	18.87	5.01	0.24	148.23	0.32	12.515
4	Imperial-Valley	Outers	1979	24.23	6.53	0.26	38.78	0.16	1.75
5	Kobe	Hik	1995	95	6.9	0.14	110.64	0.6	17.04
6	Loma Prieta	Halls Valley	1989	30.25	6.93	0.23	107.85	0.3	10.78
7	Manjil	Qazvin	1990	49.97	7.37	0.13	83.79	0.16	25.71