| Evaluation index | Low risk | Medium risk | High risk |
| Effective value | 0.05, 0.85 | (0.085, 0.1 | (0.1, 1) | Peak factor | 2.5, 3.2 | (3.2, 3.5 | (3.5, 30) | Kurtosis | 2.5, 3.5 | (3.5, 4 | (4, 30) | Wheel diameter | (780, 840 | (775, 780 | 770, 775 | Wheel rim width | (29, 32 | (28, 29 | 26, 28 | Difference of coaxial wheel diameter | 0, 1.5) | 1.5, 2) | 2, 10) | Difference of co-bogie wheel diameter | 0, 3) | 3, 4) | 4, 15) | Traction motor temperature | 0, 70) | 70, 100) | 100, 300) | Brake shoe thickness | 20, 55 | 15, 20) | 0, 15) | Risk of elastic suspension device | 0, 50) | 50, 75) | 75, 100) | Risk of bogie frame | 0, 50) | 50, 75) | 75, 100) | Risk of ground device | 0, 50) | 50, 75) | 75, 100) |
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