Research Article
Study on Seismic Dynamic Response of Deep-Buried Tunnel Based on Tectonic Stress
Table 5
PGA amplification factor.
| | Point | PGAx (m/s2) | Time (s) | PGAy (m/s2) | Time (s) | PGAz (m/s2) | Time (s) | Amplification factor | | x | y | z |
| | A | −3.08 | 16.35 | 2.69 | 15.80 | −1.75 | 6.60 | 1.54 | 1.35 | 1.31 | | B | 4.83 | 13.00 | −6.34 | 7.30 | 3.49 | 7.65 | 2.42 | 3.17 | 2.62 | | C | 9.00 | 8.10 | −6.21 | 7.25 | 4.90 | 8.05 | 4.50 | 3.11 | 3.67 | | D | 4.12 | 12.95 | 3.94 | 7.85 | 2.79 | 8.70 | 2.06 | 1.97 | 2.09 |
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