The destructive reasons and countermeasures of boltingandshotcreting roadway are discussed.
论述了锚喷巷道的破坏原因并提出了对策。
2
Finally, the mechanism and computing methods for boltingandshotcreting with a steel reinforced strip in unstable rock were studied.
最后还研究了在不稳定围岩实施加钢筋条带全长锚杆支护作用机理及喷层破坏分析方法。
3
Based on many years research of broken rock zone the paper describes roadway support theory, classification of rocks in the loose rock zone and mechanism of rock-boltingandshotcreting.