Life-Cycle Seismic Fragility Assessment of Existing RC Bridges Subject to Chloride-Induced Corrosion in Marine Environment

Table 4

Median SAs of various components.

Components	Damage states	Pristine	20 years	40 years	60 years	80 years	100 years
Shear keys at abutment	Slight	0.171	0.173	0.179	0.188	0.197	0.205
	Moderate	0.266	0.27	0.28	0.296	0.312	0.326
	Extensive	0.307	0.312	0.324	0.344	0.363	0.38
	Complete	0.445	0.452	0.471	0.503	0.533	0.561
PTFE bearings at abutment	Slight	0.122	0.123	0.126	0.131	0.136	0.141
	Moderate	0.201	0.203	0.209	0.22	0.23	0.239
	Extensive	0.339	0.344	0.356	0.376	0.395	0.412
	Complete	0.533	0.542	0.563	0.598	0.632	0.663
Rubber bearings at pier 1	Slight	0.28	0.287	0.293	0.31	0.33	0.35
	Moderate	0.495	0.51	0.53	0.56	0.58	0.6
	Extensive	0.743	0.77	0.8	0.83	0.86	0.9
	Complete	0.99	1.04	1.08	1.113	1.16	1.2