Research Article
Ground-Penetrating Radar Evaluation of Moisture and Frost across Typical Saskatchewan Road Soils
Table 3
Summary of Permittivity Results at
C and
C.
| | | | | Permittivity Results | Soil Type | | Gravimetric Moisture Content (%) | Volumetric Water Content (%) | GPR System (1 GHz) | Complex Dielectric Network Analyzer (1 GHz) | Complex Dielectric Network Analyzer Difference from GPR System | Adek Percometer (50 MHz) | Adek Percometer Difference GPR System |
| Temperature = +C | | | | | | | | Glacial-Alluvium Gravel Base | Min. | 3 | 7 | 4.6 | 4.5 | | | | Opt. | 7 | 16 | 6.9 | 4.4 | | | | Max. | 11 | 24 | 10.8 | 18 | | | |
| Clay-Till Subgrade | Min. | 12 | 22 | 8.5 | 4.4 | | | | Opt. | 16 | 29 | 17.6 | 22.3 | | | | Max. | 21 | 38 | 19.8 | 28.6 | | | |
| High Plastic Lacustrine Clay Subgrade | Min. | 25 | 34 | 8.6 | 7.6 | | | | Opt. | 30 | 41 | 28.6 | 31.6 | | | | Max. | 40 | 54 | 32.0 | 38.6 | | | |
| Temperature = C | | | | | | | | Glacial-Alluvium Gravel Base | Min. | 3 | 7 | 3.9 | 2.3 | | | | Opt. | 7 | 16 | 4.4 | 2.2 | | | | Max. | 11 | 24 | 4.0 | 2.1 | | | |
| Clay-Till Subgrade | Min. | 12 | 22 | 5.8 | 4.1 | | | | Opt. | 16 | 29 | 7.3 | 4.1 | | | | Max. | 21 | 38 | 6.3 | 4.2 | | | |
| High Plastic Lacustrine Clay Subgrade | Min. | 25 | 34 | 7.2 | 4.6 | | | | Opt. | 30 | 41 | 10.9 | 4.7 | | | | Max. | 40 | 54 | 9.6 | 4.8 | | | |
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