Research Article
Small-Scale Void-Size Determination in Reinforced Concrete Using GPR
Table 4
Void-size determination errors in experiment.
| Void size (cm) | Estimated value (cm) | Error (%) |
| 2 | 2.00 | 0 | 3 | 3.21 | 7.00 | 4 | 3.62 | −9.50 | 6 | 6.02 | −0.33 | 8 | 7.25 | −9.38 | 10 | 8.13 | −18.70 |
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