摘要
介绍了超前地质钻孔孔内成像系统的组成与技术特点,并以南扎隧道工程为例,采取了孔内成像辅助超前钻探的方法,并阐述了具体的工艺流程及操作要点,针对孔内成像检测易出现的问题,提出了解决策略。
The paper introduces composition and technological features of advanced geology drilling imaging system. Taking Nanzha tunnel engineering as an example,it adopts drilling imaging and advanced drilling method,describes specific technological procedures and operation points,and finally puts forward solving strategies in light of drilling imaging system detection problems.
出处
《山西建筑》
2017年第3期176-177,共2页
Shanxi Architecture
关键词
隧道
孔内成像系统
超前地质预报
掌子面
tunnel
drilling imaging system
advanced geology forecast
tunnel face
