摘要
以鲍店煤矿七采区交岔点为例,探讨了大跨度交岔点软岩巷道的支护方法和施工工艺,利用锚网喷支护技术加锚索补强作用设计支护参数,取得了良好的经济效益和实施效果。
Taking the intersection of Mining Area 7 in Baodian Mine for example, the paper discusses supporting methods and construction technology of soft rock roadway in large - span crossing points, making use of support of anchored net and sprayed concrete technology and anchor reinforcement role in the design of support parameters made good economic and effects.
出处
《煤》
2008年第7期25-27,共3页
Coal
关键词
锚网喷支护
大跨度交岔点
应用
support of anchored net and sprayed concrete
large - span crossing points
application
