Shock and Vibration / 2018 / Article / Fig 15

Research Article

Dynamic Characteristic and Fatigue Accumulative Damage of a Cross Shield Tunnel Structure under Vibration Load

Figure 15

Maximum envelope of acceleration at different operation times (MPa).
(a) Frist
(b) 0.07 a
(c) 13.70 a
(d) 68.49 a
(e) 102.74 a