摘要
重点介绍广东某高速公路双连拱隧道施工中,为解决进口段“偏压、大跨、浅埋”等施工技术难题,采用了隧道半明洞施工的施工工序、工艺流程以及明洞、“人工山体”的形成、隧道初期支护、二次衬砌等关键技术。
This is to present you the semi-open culvert construction process, work flow for twinned-arch motorway tunnel works in Guangdong to counteract the bias pressure, long span, shallow burying character at entrance as well as the core technology involving the formation of open culvert and artificial mountain-like mass, initial shielding, twice lining.
出处
《铁道标准设计》
2005年第6期80-81,92,共3页
Railway Standard Design
关键词
双连拱隧道
人工山体法
施工
twinned-arch tunnel
artificial mountain mass
construction
