Research Article
Effect of Coalbed Methane Well Fracturing on Slope Stability of Open-Pit Coal Mine: A Case Study of Shengli East No. 2 Open-Pit Coal Mine
Table 11
Stability calculation results of the sectional sliding slope.
| Case | Load combination | Transfer coefficient method | Safety coefficient |
| 1 | Self-weight + sliding surface of coalbed no. 4 | 1.97 | 1.5 | 2a | Self-weight + fracturing surface of coalbed no. 6 | 1.63 | 1.5 | 2b | Self-weight + sliding surface of coalbed no. 6 | 1.62 | 1.5 |
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