Analysis on the Time-Varying Fragility of Offshore Concrete Bridge

Table 5

The defined failure state of the relative.

Number of pier	Height of pier / m	Initial yield curvature of reinforcing steel bar	Equivalent yield curvature	Curvature of εc = 0.004	Limit curvature	Axial force / kN
1^#	9.68	0.001010	0.001211	0.002175	0.005113	17274.4
2^#	36.44	0.001039	0.001250	0.002231	0.005155	24508.5
3^#	35.07	0.001038	0.001249	0.002229	0.005153	24326.1
4^#	9.17	0.001002	0.001200	0.002158	0.005095	15828.1
5^#	16.55	0.001029	0.001235	0.002212	0.005156	20487.6