Research Article
Undrained Cyclic Response and Resistance of Saturated Calcareous Sand considering Initial Static Shear Effect
Table 2
Summary of undrained cyclic triaxial tests.
| Series | (%) | (kPa) | (kPa) | SSR | CSR | Stress condition | |
| I | 70 | 0 | 20 | 0 | 0.1 | Reversal | 232 | 0 | 25 | 0 | 0.125 | Reversal | 74 | 0 | 30 | 0 | 0.15 | Reversal | 17 | 0 | 40 | 0 | 0.2 | Reversal | 6 | 20 | 30 | 0.1 | 0.15 | Reversal | 168 | 20 | 45 | 0.1 | 0.225 | Reversal | 19 | 20 | 50 | 0.1 | 0.25 | Reversal | 3 | 50 | 50 | 0.25 | 0.25 | Intermediate | 53 | 50 | 60 | 0.25 | 0.3 | Intermediate | 11 | 50 | 70 | 0.25 | 0.35 | Reversal | 6 | 80 | 70 | 0.4 | 0.35 | Intermediate | 14 | 80 | 80 | 0.4 | 0.4 | Intermediate | 7 | -10 | 25 | -0.05 | 0.125 | Reversal | 78 | -10 | 30 | -0.05 | 0.15 | Reversal | 39 | -10 | 35 | -0.05 | 0.175 | Reversal | 8 | -20 | 20 | -0.1 | 0.1 | Intermediate | 210 | -20 | 25 | -0.1 | 0.125 | Intermediate | 11 | -20 | 30 | -0.1 | 0.15 | Intermediate | 8 | -40 | 20 | -0.2 | 0.1 | No reversal | 57 | -40 | 25 | -0.2 | 0.125 | No reversal | 16 | -40 | 30 | -0.2 | 0.15 | No reversal | 8 |
| II | 30 | 0 | 15 | 0 | 0.075 | Reversal | 943 | 0 | 20 | 0 | 0.1 | Reversal | 120 | 0 | 25 | 0 | 0.125 | Reversal | 37 | 0 | 30 | 0 | 0.15 | Reversal | 18 | 24 | 30 | 0.12 | 0.15 | Intermediate | 61 | 24 | 35 | 0.12 | 0.175 | Intermediate | 16 | 24 | 40 | 0.12 | 0.2 | Intermediate | 5 | 40 | 15 | 0.2 | 0.075 | No reversal | 175 | 40 | 20 | 0.2 | 0.1 | No reversal | 9 | 50 | 12.5 | 0.25 | 0.0625 | No reversal | 17 | 50 | 15 | 0.25 | 0.075 | No reversal | 2 | -10 | 12.5 | -0.05 | 0.0625 | Reversal | 382 | -10 | 15 | -0.05 | 0.075 | Reversal | 180 | -10 | 20 | -0.05 | 0.1 | Reversal | 11 | -20 | 10 | -0.1 | 0.05 | No reversal | 246 | -20 | 12.5 | -0.1 | 0.0625 | No reversal | 202 | -20 | 15 | -0.1 | 0.075 | No reversal | 12 | -40 | 5 | -0.2 | 0.025 | No reversal | 104 | -40 | 7.5 | -0.2 | 0.0375 | No reversal | 13 | -40 | 10 | -0.2 | 0.05 | No reversal | 2 |
|
|