摘要
基于Ⅳ级围岩条件三导洞法和中导洞法两种不同施工方法的现场监控量测分析,得出设计方提出的采用三导洞法施工不合理,而施工方采用中导洞法是合理的。
By means of the test results on the sport, three-pilot drift method was presented by designer is not reasonable, but single-pilot drift method is adopted by construction units is on geology condition of fourgrad rock mass.
出处
《低温建筑技术》
2009年第4期93-95,共3页
Low Temperature Architecture Technology
关键词
大跨度连拱隧道
中导洞法
三导洞法
large span and arch tunnel
single-pilot drift method
three-pilot drift method
construction measurement
