Prioritization of Bridges to Improve Emergency Road Network Performance after the Earthquake

Table 9

Cumulative occurrence probabilities method based on the number of usable bridges.

State number	Occurrence probability	Cumulative occurrence probability	Maximum number of usable bridges
1	0.0144	0.0144	1
2	0.0336	0.048
3	0.0216	0.0696
4	0.0144	0.084
5	0.0096	0.0936
6	0.0216	0.1152
7	0.0504	0.1656	2
8	0.0336	0.1992
9	0.0224	0.2216
10	0.0504	0.272
11	0.0216	0.2936
12	0.0144	0.308
13	0.0324	0.3404
14	0.0096	0.35
15	0.0216	0.3716
16	0.0144	0.386
17	0.0504	0.4364	3
18	0.0336	0.47
19	0.0756	0.5456
20	0.0224	0.568
21	0.0504	0.6184
22	0.0336	0.652
23	0.0144	0.6664
24	0.0324	0.6988
25	0.0216	0.7204
26	0.0144	0.7348
27	0.0336	0.7684	4
28	0.0756	0.844
29	0.0504	0.8944
30	0.0336	0.928
31	0.0216	0.9496
32	0.0504	1	5