Research Article

Structural Health Monitoring of Precast Concrete Box Girders Using Selected Vibration-Based Damage Detection Methods

Figure 15

Change in flexibility calculated using the first three flexural modes for numerical damage case 7, located 0.97 m from the support, using (a) 7 and (b) 15 simulated measurement points.
280685.fig.0015a
(a)
280685.fig.0015b
(b)