Research Article
Shear Behavior of Wheat-Concrete Interface during Monotonic and Cyclic Loading
Table 3
Preloading effects on the strength parameters.
| | Tests | Peak state | Residual state | | Cohesion (kPa) | Friction angle (°) | Cohesion (kPa) | Friction angle (°) |
| | MDS1 (σp = 0) | 5.7 | 18.0 | 4.4 | 17.7 | | MDS2 (σp = 200 kPa) | 9.3 | 18.1 | 7.1 | 17.5 | | PCDS3 (σp = 0) | 8.1 | 19.7 | 6.4 | 18.6 | | PCDS4 (σp = 200 kPa) | 10.7 | 19.4 | 7.6 | 18.1 |
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