Methodology and Application of Safety Evaluation of Reinforced Concrete Girder Bridges during Earthquakes

Table 13

Seismic damage prediction matrix of the bridge (according to reference [27]).

Earthquake intensity
Earthquake damage grade	7		8		9
	E1	E2	E1	E2	E1	E2
Basically intact	1	0	0	0	0	0
Slight damage	0	0	1	0	0	0
Medium damage	0	1	0	0	1	0
Severe damage	0	0	0	0	0	0
Destruction	0	0	0	1	0	1