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

Table 12

Seismic damage prediction matrix of the bridge (according to Table 7).

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