告成煤矿23采区专用回风巷软岩支护技术

摘要

告成煤矿为有效解决23采区专用回风巷软岩支护技术难题,分析了该巷原有支护失稳原因,提出了适合该巷的高强稳定型锚网索耦合支护技术。通过方案的实施成功解决了该巷支护技术难题,保证了矿井的正常、安全和高效生产,取得了显著的经济效益,并在该矿深部水平得到了推广应用,为解决类似深部软岩巷道支护提供了有效途径。%To solve the technological problem of soft rock support in special ventilation roadway in 23 mining area of Gaocheng Colliery,the author analyzes the reason for the instability of the original roadway support and proposes the adaptable support technology with bolt-net-anchor coupling,which guarantees the normal,safe and efficient production with remarkable economic benefits and provides an effective solution to similar deep soft rock support.