摘要
介绍了在贺西煤矿 330 6工作面尾巷进行螺纹钢锚杆、网、梁支护试验的情况。采用这种支护形式既保证了巷道的稳定 。
s:This paper introduces the Supporting test of high strength bolt-beam-mesh in 3306 tail roadway in HeXi Coal mine.achieving good roadway's Surrounding rocks stability and better technical-economic effect,applying this type of support is proposed.
出处
《华北科技学院学报》
2004年第3期21-23,共3页
Journal of North China Institute of Science and Technology
关键词
锚杆支护
支护试验
技术途径
bolt support
support test
the technical means
