Analysis on the Time-Varying Fragility of Offshore Concrete Bridge

Table 7

The limit state of bridge platform.

Damage state	Completion state	Minor damage	Medium damage	Serious damage	Complete collapse
Murzewski (mm)[8]	Δ < 25	25 ≤ Δ < 50	50 ≤ Δ < 100	100 ≤ Δ < 150	Δ ≥ 150
Bryant (mm) [5]	Δ < 37	37 ≤ Δ < 146	Δ ≥ 146	——	——
Choi (mm) [6]	Δ < 4	4 ≤ Δ < 8	8 ≤ Δ < 25	25 ≤ Δ < 50	Δ ≥ 50
Shinozuka (mm) [9]	Δ < 30	30 ≤ Δ < 60	60 ≤ Δ < 150	150 ≤ Δ < 300	Δ ≥ 300