摘要
比较全面地介绍了遂渝铁路引入线第2标段龙凤隧道下穿渝合高速公路尖山子隧道的施工方法。从施工总体原则与要求着手,依次介绍了主要施工步骤与方法:管棚施工、开挖及支护、施工监测、仰拱与衬砌施工等,同时简要介绍了应采取的相关防护措施、应急保证措施。
The paper presents the construction method adopted for the construction of Longfeng tunnel on bid 2 section of approach line of Sui-Yu railway, which penetrates across underneath the existing Jianshanzi tunnel on Yu-he highway. From the general principles and requirements for the tunnel construction, the paper presents in detail such tunnel construction sequences as installation of pipe-roof protection, excavation and reinforcement, measurement and monitoring, installation of invert and lining. Furthermore, the paper briefly presents the protection measures and contingency countermeasures taken for the tunnel construction.
出处
《隧道建设》
2006年第5期66-69,共4页
Tunnel Construction
关键词
隧道
下穿
施工方法
tunnel
penetrating across underneath existing tunnel
construction
