A Comparative Test Study on the Seismic Damage Sustained by Frame-Core Tube Structures

Table 1

Component damage index value at different damage levels.

Damage level	Basic integrity	Slight damage	Moderate damage	Serious damage	Collapse
Damage index	0∼0.2	0.2∼0.4	0.4∼0.6	0.6∼0.9	≥0.9