摘要
结合焦作至晋城高速公路隧道施工情况 ,就二次衬砌对初期支护的要求作了介绍 ,探讨了高压大变形围岩和一般软弱围岩的施工时机以及NTM的应用问题 ,总结了几点施工体会。
Taking the tunnel work in Jiaozuo Jincheng Expressway as example this paper discusses the requirements on primary support for secondary lining, the proper operation time for high pressure deformation and ordinary soft wall rocks as well as the problems in NTM. In the end some construction experiences are summarized.
出处
《山西建筑》
2004年第8期122-123,共2页
Shanxi Architecture
