隧洞开挖塌腔处理安全措施  

Safety measures of collapse cavity treatment in tunnel construction

作　　者：董冰 

机构地区：[1]沈阳兴禹水利建设工程质量检测有限公司,辽宁沈阳110006

出　　处：《东北水利水电》2017年第7期34-35,45,共3页Water Resources & Hydropower of Northeast China

摘　　要：隧洞开挖过程中围岩塌方是常发生的事情,塌方后如何迅速妥善处理,保证后续安全施工十分关键。本文详细论述了大伙房水库输水工程10号主洞开挖过程中出现了大断面塌腔情况,对塌腔原因进行了分析,论述了塌腔处理详细措施,为类似工程提供了宝贵经验。The surrounding rock collapse is often happen in the process of the tunnel excavation,how to quickly and properly handle the collapse to ensure the follow-up safe construction is key.The paper elaborates the large cross section collapse cavity situation in the excavation process of the main tunnel 10# for the Dahuofang reservoir water conveyance project,analyzes the causes of collapse and discusses the detailed treatment measures for the collapse cavity,which could provide the references for similar projects.

关 键 词：隧洞 塌腔 处理措施 大伙房水库输水工程 

分 类 号：TV5[水利工程—水利水电工程]