预防松软破碎顶板冒落有效措施  

Effecive Measures to Prevent Soft Cracked Roof Caving

作　　者：杨殿海[1] 

机构地区：[1]双鸭山矿业集团安全培训中心,黑龙江双鸭山155100

出　　处：《煤炭技术》2009年第4期109-111,共3页Coal Technology

摘　　要：在松软破碎顶板条件下掘进,利用管缝式锚杆,采用超前支护,对顶板进行超前预防性支护,适当缩小支护棚距等预防措施,有效控制了顶板,克服了冒顶事故的发生,发挥了综掘的优势,实现了安全迅速掘进。Tunneling on conditions of soft cracked roof, using the measures of slotted - bolts, pre - support method and reducing the distance of support sheds can effectively control the roof, avoid roof accidents, and develop the vantages of comprehensive mechanized driving, and realize the safe and fast tunnelling.

关 键 词：超前支护 松软破碎顶板 顶板冒落 预防 措施 

分 类 号：TD35[矿业工程—矿井建设]