摘要
分析了石台矿锚喷岩巷在特殊地段出现片帮、掉顶、底鼓等现象的原因 ,提出了注浆充填围岩空隙。
The reasons of rib spalling,roof caving and floor heave appearing in the special section of bolting and shotcreting rock roadway in Shitai Coal Mine are analyzed.A new building roadway process of stowing the surrounding rock fissure with grouting and anchor rope is provided.
出处
《煤炭技术》
CAS
2001年第9期21-21,30,共2页
Coal Technology
关键词
锚索注浆
锚喷支护
岩巷
注浆围岩
片帮
掉顶
底鼓
soft rock layer
strengthen
anchor rope grouting
fissure
bed separation
