Research Article
Methodology and Application of Safety Evaluation of Reinforced Concrete Girder Bridges during Earthquakes
Table 1
Seismic damage correlation coefficient of bridge components.
| Destruction types | Bearing | Pier | Girder displacement | Abutment | Foundation | Unseating | Superstructure | Collision |
| Bearing | 1 | 0.907 | 0.958 | 0.933 | 0.761 | 0.972 | −0.264 | 0.932 | Pier | 0.907 | 1 | 0.989 | 0.998 | 0.941 | 0.855 | −0.186 | 0.889 | Girder displacement | 0.958 | 0.989 | 1 | 0.995 | 0.909 | 0.924 | −0.175 | 0.938 | Abutment | 0.933 | 0.998 | 0.995 | 1 | 0.920 | 0.880 | −0.216 | 0.901 | Foundation | 0.761 | 0.941 | 0.909 | 0.920 | 1 | 0.760 | 0.119 | 0.859 | Unseating | 0.972 | 0.855 | 0.924 | 0.880 | 0.760 | 1 | −0.046 | 0.979 | Superstructure | −0.264 | −0.186 | −0.175 | −0.216 | 0.119 | −0.046 | 1 | 0.098 | Collision | 0.932 | 0.889 | 0.938 | 0.901 | 0.859 | 0.979 | 0.098 | 1 |
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Note. Collision mainly refers to the collision between adjacent main girders of the RC girder bridge during earthquakes.
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