Time Intervals for Maintenance of Offshore Structures Based on Multiobjective Optimization

Table 3

Median of the structural capacity, 𝐶, and standard deviation of the natural logarithm, at the end of different time intervals, corresponding to solution A.

Δ𝑡 (years)	𝐶 (m)	𝜎ln𝐶|Δ𝑡
0	0.2530	0.0129
1	0.2515	0.0336
2	0.2499	0.0885
3	0.2474	0.1141
4	0.2448	0.1412
5	0.2420	0.1592
6	0.2373	0.1803
7	0.2365	0.1870
8	0.2325	0.1966
9	0.2304	0.2026
10	0.2296	0.2033
11	0.2286	0.2193
12	0.2249	0.2176
13	0.2246	0.2247
14	0.2227	0.2362
15	0.2213	0.2578