摘要
对贵阳市大跨双连拱中坝隧道的施工设计、开挖和支护方案进行了讨论研究。通过对施工过程中连拱隧道的受力特点、开挖和支护等相关内容的论述,总结出大跨径双连拱隧道的开挖及支护经验。
This paper discusses the construction design, excavation and support scheme of a Large Span and Multiple Arch Tunnel in Guiyang. By the discussion of stress characteristics, excavation and supporting of the multiple arch tunnels in the construction process, the experience of excavation and supporting of large span and multiple arch tunnels is summarized.
出处
《交通科技》
2012年第4期58-61,共4页
Transportation Science & Technology
关键词
大跨径
连拱隧道
开挖
支护
large span
multiple arch tunnel
excavation
supporting
