Table 7 Roadway displacements upon completion of the 12th load increment
From: Effect of bolting on roadway support in extremely weak rock
Model | Roof subsidence/mm | Left side convergence/mm | Right side convergence/mm | Floor heave/mm |
|---|---|---|---|---|
2 | 17.8 | 14.3 | 14.3 | 29.0 |
3 | 12.8 | 6.1 | 6.1 | 9.7 |
Reinforcing coefficient | 1.39 | 2.34 | 2.34 | 3.06 |