摘要
针对多年冻土区巷道围岩的特殊性,利用锚杆支护的作用原理,确定了支护参数,提出了施工中注意的问题,并进行了效果分析。
For special characteristics of surrounding rock masses of mine roadway and utilizing the mechanism of bolting support,supporting parameters are determined,and problems worthy of paying attention to in the process are presented.Lastly,supporting effect is analyzed.
出处
《煤炭技术》
CAS
2007年第10期42-43,共2页
Coal Technology
关键词
锚杆支护
多年冻土区
巷道
bolting support
permafrost zone
roadway
