摘要
本文以大伙房输水洞改造工程为例,阐述了在洞室扩挖施工中采用的工艺及方法,着重介绍了爆破开挖、围岩支护及洞室断面测量中采取的技术措施。
In the paper, process and method adopted in chamber expansion construction are described through Dahuofang water tunnel reconstruction project. Blasting excavation, surrounding rock supporting and technical measures adopted in cavity profile measurement are mainly introduced.
作者
刘宇
LIU Yu(Liaoning Dahuofang Reservoir Administration, Fushun 113007, China)
出处
《水利建设与管理》
2016年第7期12-14,30,共4页
Water Conservancy Construction and Management
关键词
大伙房输水洞改造
技术措施
爆破开挖
围岩支护
洞室断面测量
Dahuofang water conveying tunnel transformation
technical measures
blasting excavation
surrounding rock supporting
cavity profile measurement
