Research Article
Frost Heave of Irrigation Canals in Seasonal Frozen Regions
Table 3
Mechanical properties of materials in canal.
| | Type of materials | Parameters | Data |
| | Concrete | E (GPa) | 24 | | 0.167 | | ρ (kg/m3) | 2500 |
| | Joint sealing materials | E (MPa) | 0.20 | | 0.45 | | ρ (kg/m3) | 1900 |
| | Foundation loess | a1 (MPa) | 0.57 | | b1 (MPa/°C) | 0.55 | | a2 | 0.40 | | b2 | −0.008 | | a3 (MPa) | 0.15 | | b3 (MPa/°C) | 0.055 | | a4 (°) | 12 | | b4 (°/°C) | 1.60 |
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