明挖回填段硐体衬砌裂缝成因初探  

Discussion on the Genesis of Lining Cracks in Adit Wall of Open-Cut and Backfill Section

作　　者：马洪玉 李志永 高盛翔 

机构地区：[1]徐州中国矿大岩土工程新技术发展有限公司,江苏徐州221008

出　　处：《西部探矿工程》2013年第12期169-171,共3页West-China Exploration Engineering

摘　　要：王家岭煤矿主副平硐明槽开挖施工段经填土回填后的使用过程中,硐体顶部出现了不同程度的径向、环向衬砌裂缝,通过勘察、监测等手段对硐体衬砌裂缝的研究分析查明了硐体开裂的原因,并提出了治理方案建议。In the later process by backfilling the open-cut section of main and subsidiary adits of Wangjialing coal mine, the radial and ring direction lining cracks appeared at the top part of adits wall. By investigation and survey the cause of generating lining cracks is analyzed and suggestions on the management scheme are put forward.

关 键 词：硐体 衬砌裂缝 填土 成因分析 

分 类 号：U455.91[建筑科学—桥梁与隧道工程]