Investigating the Pavement Vibration Response for Roadway Service Condition Evaluation

Figure 15

Comparison of the vertical acceleration signals of different structure integrity. (a) Time-domain vertical acceleration signals of asphalt concrete pavement with no crack. (b) Time-domain vertical acceleration signals of asphalt concrete pavement with crack. (c) Frequency-domain vertical acceleration signals of asphalt concrete pavement with no crack. (d) Frequency-domain vertical acceleration signals of asphalt concrete pavement with crack.

(a)

(b)

(c)

(d)