摘要
通过对-280m东大巷垮冒的原因分析,采取了针对性的冒顶处理方式,对冒落区进行木垛支护并进行充填和注浆加固,提高了巷道的服务年限,为同类冒顶事故的处理积累了宝贵的经验。
280mEast roadway collapsed because risk analysis of roof fall to the targeted approach, the caving zone of the wood crib support and for filling and reinforcement, increase the service life of the roadway for the same roof fall incident handling and accumulated valuable experience.
出处
《山东煤炭科技》
2011年第4期160-161,共2页
Shandong Coal Science and Technology
关键词
巷道垮冒
原因分析
综合处理
Tunnel collapse risk Analysis Comprehensive Treatment
