Advances in Civil Engineering / 2019 / Article / Tab 3

Research Article

A Method for Cavity Scale Estimation Based on Ground-Penetrating Radar (GPR) Explorations: An Experimental Study

Table 3

Calculation results of mean difference in the scale of the predicted cavity according to the soil depth of the identified cavity.

Average soil depth of the identified cavity [soil depth range] (m)Difference in soil depth (m)Difference in longitudinal section (m)Difference in cross section (m)
MinimumMaximumMeanMinimumMaximumMeanMinimumMaximumMean

0.23 [0.11∼0.30]−0.070.01−0.020.000.350.170.000.400.25
0.37 [0.35∼0.40]−0.050.00−0.020.100.300.200.100.600.28
0.47 [0.44∼0.51]−0.09−0.02−0.060.200.600.400.200.400.28

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