An Experimental Study for Quantitative Estimation of Rebar Corrosion in Concrete Using Ground Penetrating Radar

Figure 6

Change of TWTT with cover depth for varying corrosion levels. Note: 1 in = 25 mm.

(a) Tank 1 (dielectric = 2.73)

(b) Tank 2 (dielectric = 5.47)

(c) Tank 3 (dielectric = 9.3)