Research Article
Seismic Fragility Assessment of Base-Isolated Steel Water Storage Tank
Table 4
Limit states for fragility assessment of tank.
| Response of interest | Slight | Moderate | Extensive |
| Convective displacement, xc (m) | 0.05 | 0.1 | 0.15 | Bearing displacement, xb (m) | 0.006 | 0.012 | 0.018 | Base shear force, Fb (kN) | 15 | 45 | 75 |
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