Research Article
Stability Analysis of Soil Embankment Slope Reinforced with Polypropylene Fiber under Freeze-Thaw Cycles
Table 6
Analysis of variance (ANOVA) results for mechanical index.
| Assessment index | Range | I | II | III | IV | F-T cycles | Fiber length | Fiber content | Empty column |
| Cohesion (kPa) | K1 | 64.326 | 56.101 | 53.192 | 56.747 | K2 | 56.600 | 59.538 | 57.845 | 57.216 | K3 | 51.262 | 56.549 | 61.151 | 58.225 | R | 13.064 | 3.437 | 7.959 | 1.478 |
| Internal friction angle (°) | K1 | 34.503 | 30.967 | 32.993 | 28.633 | K2 | 29.923 | 31.110 | 28.783 | 31.240 | K3 | 27.680 | 30.030 | 30.330 | 32.233 | R | 6.823 | 1.080 | 4.210 | 3.600 |
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