Research Article
Prioritization of Bridges to Improve Emergency Road Network Performance after the Earthquake
Table 3
Network possible states and the bridge’s failure status after an earthquake.
| | State number | Bridge failure state
1: usable/0: not usable | Occurrence probability | | A | B | C | D | E |
| | 1 | 0 | 0 | 0 | 0 | 0 | 0.0144 | | 2 | 1 | 0 | 0 | 0 | 0 | 0.0336 | | 3 | 0 | 1 | 0 | 0 | 0 | 0.0216 | | 4 | 0 | 0 | 1 | 0 | 0 | 0.0144 | | 5 | 0 | 0 | 0 | 1 | 0 | 0.0096 | | 6 | 0 | 0 | 0 | 0 | 1 | 0.0216 | | 7 | 1 | 1 | 0 | 0 | 0 | 0.0504 | | 8 | 1 | 0 | 1 | 0 | 0 | 0.0336 | | 9 | 1 | 0 | 0 | 1 | 0 | 0.0224 | | 10 | 1 | 0 | 0 | 0 | 1 | 0.0504 | | 11 | 0 | 1 | 1 | 0 | 0 | 0.0216 | | 12 | 0 | 1 | 0 | 1 | 0 | 0.0144 | | 13 | 0 | 1 | 0 | 0 | 1 | 0.0324 | | 14 | 0 | 0 | 1 | 1 | 0 | 0.0096 | | 15 | 0 | 0 | 1 | 0 | 1 | 0.0216 | | 16 | 0 | 0 | 0 | 1 | 1 | 0.0144 | | 17 | 1 | 1 | 1 | 0 | 0 | 0.0504 | | 18 | 1 | 1 | 0 | 1 | 0 | 0.0336 | | 19 | 1 | 1 | 0 | 0 | 1 | 0.0756 | | 20 | 1 | 0 | 1 | 1 | 0 | 0.0224 | | 21 | 1 | 0 | 1 | 0 | 1 | 0.0504 | | 22 | 1 | 0 | 0 | 1 | 1 | 0.0336 | | 23 | 0 | 1 | 1 | 1 | 0 | 0.0144 | | 24 | 0 | 1 | 1 | 0 | 1 | 0.0324 | | 25 | 0 | 1 | 0 | 1 | 1 | 0.0216 | | 26 | 0 | 0 | 1 | 1 | 1 | 0.0144 | | 27 | 1 | 1 | 1 | 1 | 0 | 0.0336 | | 28 | 1 | 1 | 1 | 0 | 1 | 0.0756 | | 29 | 1 | 1 | 0 | 1 | 1 | 0.0504 | | 30 | 1 | 0 | 1 | 1 | 1 | 0.0336 | | 31 | 0 | 1 | 1 | 1 | 1 | 0.0216 | | 32 | 1 | 1 | 1 | 1 | 1 | 0.0504 | | Sum | 1 |
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