Research Article

Ground Penetrating Radar Assessment of Flexible Road Pavement Degradation

Figure 4

600 MHz migrated radar longitudinal section (a) and its line drawing (b) of the undamaged road section reported in Figure 3; different road layers (P: pavement; S: subgrade; B: bedrock) and buried underground network (UN) are drawn.
989136.fig.004a
(a)
989136.fig.004b
(b)