摘要
针对某隧道塌方段处理具体施工情况,介绍了在施工过程中采用"导向跟管钻进技术"进行大管棚施工的方法,阐述了导向跟管钻进技术的原理、施工顺序、施工控制的方法,并指出该项技术具有工序简单、钻进精度高等优点。
In light of specific tunnel collapsible section treatment conditions, the paper introduces the large shed construction methods with guiding easing and drilling technology in the construction process, describes principles, construction procedures and construction control methods of guiding casing and drilling technology, and finally points out its advantages, such as simple construction procedures and high drilling accuracy and so on.
出处
《山西建筑》
2014年第1期178-179,共2页
Shanxi Architecture
关键词
超前支护
大管棚
跟管钻进
advanced support, large pipe shed, casing and drilling
