Research Article
Three-Dimensional Nonlinear Seismic Response of Shield Tunnel Spatial End Structure
Table 6
Details of original ground motion records used for site response analysis.
| Earthquake event | Station site condition | Magnitude | Distance from the epicenter (km) | Ground motion component | PGA () | Duration D5-95 (s) | Mean frequency fp (Hz) |
| Darfield | Page Road Pumping (PRP) Station | Ms 7.1 | 53.53 | NS | 0.230 | 22.29 | 0.34 | UD | 0.318 | 15.08 | 11.22 | Iwate | IWTH27 | Ms 7.2 | 56.85 | NS | 0.347 | 20.44 | 8.54 | UD | 0.128 | 22.4 | 14.21 |
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