摘要
通过桃花铺二号隧道进口DK201+805～DK201+835段支护变形侵限拆除处理的工程实例,介绍软弱围岩支护侵限的注浆加固、控制爆破拆除、临时支护、衬砌防水等技术。
Based on the treatment of the excessive deformation of the protection support for the entrance of Taohuapu No.2 Tunnel at DK201+805～DK201+835, the technologies such as strengthening the weak rock support with beyond-limit deformation by means of grouting, dismantling with control blasting,temporary supporting, waterproof lining, etc.
出处
《石家庄铁道学院学报》
2004年第B05期18-21,共4页
Journal of Shijiazhuang Railway Institute
关键词
侵限
拆除
注浆
控制爆破
临时支护
衬砌
beyond limit
dismantling
grouting
control blasting
temporary support
lining
