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Table 1 Damage states of each vulnerable component

From: Utilizing a new self-centering hysteresis model to assess the seismic vulnerability of a long-span cable-stayed bridge equipped with SMA wire-based roller bearings

Bridge

Component

EDP

Limit States

Reference

Slight

Moderate

Extensive

Collapse

Cable

ε/εy

0.45

0.60

0.75

0.90

Zhong et al. 2017

Pier

μd

1.00

1.20

1.76

4.76

Hwang et al., 2001

Tower

θ

0.007

0.015

0.025

0.050

Pang et al. 2013

Roller bearing

Δ (mm)

120

180

240

300

Assumed