光面爆破一次成型法在大断面巷道掘进中的应用  

Application of smooth blasting one-step forming technology in drift driving for large-sized section

作　　者：周乃松[1] 

机构地区：[1]武钢程潮铁矿,湖北鄂州436000

出　　处：《化工矿物与加工》2006年第7期29-32,共4页Industrial Minerals & Processing

摘　　要：程潮铁矿引进先进的掘进设备Boomer281掘进台车,凿岩机为Copo1838凿岩机,使用掘进台车光面爆破一次成型法在大断面巷道中掘进取得了成功。实践了光爆,减少巷道的欠挖和超挖量,减少对围岩的破坏,提高施工质量,并保证围岩的壁面平整,增强了围岩的稳定和施工安全,延长了巷道的使用寿命,减少巷道的维护费用。Smooth blasting one-step forming technology for drift driving of large-sized section was used successfully by drill jumbo, which reduced under-excavation and over-excavation works and breakdown to rock and improved construction quality, ensured leveling of rock wall surface and construction safety.

关 键 词：光面爆破 一次成型 大断面 程潮铁矿 

分 类 号：TD235.374[矿业工程—矿井建设]