Research Article
Temperature Correction for FWD Deflection in Cement Pavement Void Detection
Table 2
Material parameters of each structure layer of cement concrete pavement.
| | Structure layer | Plane dimension (m2) | Thickness (cm) | Modulus of elasticity (MPa) | Poisson’s ratio | Thermal conductivity () |
| | Surface | 5 × 4 | 24 | 30000 | 0.15 | 1.34 | | Base | 15 × 12 | 16 | 500 | 0.3 | — | | Subbase | 15 × 12 | 18 | 400 | 0.3 | — |
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