Research Article
Model Tests of Earth Pressure on Buried Rigid Pipes and Flexible Pipes underneath Expanded Polystyrene (EPS)
| Maximum dry density (g·cm−3) | Minimum dry density (g·cm−3) | Internal friction angle (°) | Degree of compaction (%) | Water content (%) |
| 1.70 | 1.65 | 30 | 95 | 8 |
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