摘要
该文以一个年产240万吨矿井23314轻放工作面切眼为例,详细介绍煤巷锚杆支护在大断面切眼中的设计及应用,以及对实际条件下所采取的施工安全技术措施,具有一定借鉴意义。
In this paper an annual 2.4 million tons of mine 23314 light caving face off cut as an example,detailed coal roadway bolting large section cut in the eyes of the design and application ,as well as the actual conditions of security taken by the technical measures,which have a certain learn.
出处
《科技信息》
2007年第33期300-300,295,共2页
Science & Technology Information
关键词
煤矿
大断面
煤巷锚杆支护
切眼
设计
Coal Mine
large section
Coal roadway bolting
Technical measures
