Research Article
A Risk Assessment Method for Rockburst Based on Geodynamic Environment
Table 7
Relationship between the proportion of hard rock and rockburst risk.
| The proportion of hard rock within 100 m of the roof | x<20% | 20%≦x<50% | 50%≦ x<80% | x≥80% |
| Risk of rockburst | Negligible | Slight | Moderate | Serious |
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