Research Article
Study on the Mechanism and Control of Rock Burst of Coal Pillar under Complex Conditions
Table 1
Results of rock stress measurement.
| | Maximum principal stress | Intermediate principal stress | Minimum principal stress | | Value (MPa) | Direction (°) | Dip angle (°) | Value (°) | Direction (°) | Dip angle (°) | Value (MPa) | Direction (°) | Dip angle (°) |
| | 12.8 | 183.1 | -9.9 | 7.5 | 43.6 | -77.0 | 6.8 | 94.5 | 8.3 |
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