距工作面距离/m | 0 | 2 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21 | 23 | 25 |
超前支承压力/Mpa | 0 | 10.7 | 30.1 | 22.1 | 20.0 | 16.7 | 14.9 | 14.0 | 12.4 | 11.1 | 9.7 | 9.3 | 8.6 |
距工作面距离/m | 27 | 29 | 31 | 33 | 35 | 37 | 39 | 41 | 43 | 45 | 47 | 49 | 51 |
超前支承压力/MPa | 7.8 | 7.4 | 7.1 | 6.8 | 6.4 | 6.2 | 6.1 | 5.9 | 5.7 | 5.6 | 5.5 | 5.5 | 5.5 |