Table 2 Data of surface movement observation stations in Feicheng and Xinwen Mining areas.
Serial number | Mining area | Coal mine | Working face | Geological and mining conditions | Angle parameter of surface movement and deformation | Probability integral prediction parameters | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
M(m) | \(\alpha (^\circ )\) | H(m) | D(m) | h(m) | \({\beta }_{0}\)(\(^\circ\)) | \({\gamma }_{0}\)(\(^\circ\)) | \({\delta }_{0}\)(\(^\circ\)) | \(\beta (^\circ )\) | \(\upgamma (^\circ )\) | \(\updelta (^\circ )\) | q | b | tan \(\beta\) | ||||
1 | Feicheng | Guojiazhuang | 3201 | 2.4 | 4 | 239 | 130 | 34.2 | 68 | 77 | 73 | 69 | 77 | 73 | 0.34 | 0.3 | 1.6 |
2 | 3504 | 2.2 | 5 | 239 | 260 | 48 | 59 | 72 | 65 | 62 | 75 | 68 | 0.785 | 0.3 | 1.6 | ||
3 | Yangzhuang | 8608 | 1.7 | 8 | 266 | 170 | 47 | 53 | 57 | 58 | 66 | 71 | 72 | 0.82 | 0.3 | 1.8 | |
4 | Taoyang | 9812 | 1.3 | 8 | 158.3 | 76 | 50 | 63 | 74 | 68 | 77 | 86 | 81 | 0.5 | 0.3 | 1.5 | |
5 | Xinwen | Ezhuang | 2401 | 1.55 | 11 | 454 | 135 | — | 60.7 | 63 | 64.5 | 65 | 72.4 | 72 | 0.64 | 0.3 | 1.8 |
6 | Nanzhi | 3115 | 1.2 | 15 | 599 | 120 | — | 61.2 | 65.6 | 68.3 | 70.5 | 71.5 | 73 | 0.54 | 0.32 | 2.2 | |
7 | 35,206 | 1.4 | 14 | 710 | — | — | 61.8 | 66.7 | 68.5 | 73.2 | 73 | 74.5 | 0.6 | 0.32 | 2.2 | ||
8 | Wennan | 11,501 | 1.54 | 19 | 250 | 165 | — | 60.5 | 60.7 | 62 | 68.5 | 71.8 | 71 | 0.66 | 0.32 | 2.2 |