Damage Assessment of an SRC Frame-Core Tube Structure under the Action of a Main Aftershock Sequence

Table 11

Exceeding probability of structural performance level.

Earthquake fortification level	Complete workability			Basic workability			Workability after repair			Life safety
	Main shock	Main aftershock	D value	Main shock	Main aftershock	D value	Main shock	Main aftershock	D value	Main shock	Main aftershock	D value
Intensity 8 frequent earthquakes	27.29	51.23	23.94	9.24	25.02	15.78	2.03	7.78	5.75	0.15	1.41	1.26
Intensity 8 fortification earthquakes	74.39	89.28	14.89	46.48	68.09	21.61	20.54	38.49	17.95	5.91	14.63	8.72
Intensity 8 rare earthquakes	92.90	97.78	4.88	77.34	88.83	11.49	51.93	68.27	16.34	26.70	40.33	13.63