Research Article

Acoustic Emission Monitoring of Multicell Reinforced Concrete Box Girders Subjected to Torsion

Figure 8

AE signal strength analysis for DC specimen. (a) Historic index as a function of time. The plot of the cumulative signal is superimposed. (b) Magnified portion of plot (a).
567619.fig.008a
(a)
567619.fig.008b
(b)