Research Article
Investigation on Dynamic Stability of Cement-Stabilized Expansive Soil Subgrades Subjected to Repeated Heavy-Haul Train Loads
| Test conditions | τd (kPa) | σ3 (kPa) | σs (kPa) | σm (kPa) | SRd | A (%) |
| f = 1 Hz, σ3 = 15 kPa, σd = 127.7 kPa | 63.85 | 15 | 0 | 7.5 | 8.51 | 1.31 | f = 1 Hz, σ3 = 15 kPa, σd = 165.7 kPa | 82.85 | 15 | 0 | 7.5 | 11.05 | 1.68 | f = 1 Hz, σ3 = 30 kPa, σd = 157.5 kPa | 78.75 | 30 | 0 | 15 | 5.25 | 0.87 | f = 1 Hz, σ3 = 60 kPa, σd = 182.3 kPa | 91.15 | 60 | 0 | 30 | 3.04 | 0.47 | f = 5 Hz, σ3 = 15 kPa, σd = 150.3 kPa | 75.15 | 15 | 0 | 7.5 | 10.02 | 1.56 |
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