昭西高速金阳隧道ZXA1-XZ-JY-02号钻孔施工经验总结  

Summary of Construction Experience of Borehole ZXA1-XZ-JY-02 in Jinyang Tunnel of Zhaoxi Expressway

作　　者：周万明 ZHOU Wan-ming(Chemical Geological Exploration Institute of Sichuan Province,Pengzhou Sichuan 611930,China)

机构地区：[1]四川省化工地质勘查院,四川彭州611930

出　　处：《西部探矿工程》2023年第2期15-19,共5页West-China Exploration Engineering

摘　　要：结合施工实例,阐述了金阳隧道ZXA1-XZ-JY-02号钻孔的钻孔结构、钻进方法、防斜措施以及泥浆的使用等方面的施工经验,特别是对镀层金刚石钻头的使用做了较为详细的总结。Combined with the construction example,this paper expounds the construction experience in the drilling structure,drilling method,anti-deviation measures and mud use of No.ZXA1-XZ-JY-02 borehole in Jinyang Tunnel,especially the use of coated diamond bit.

关 键 词：隧道孔 镀层金刚石钻头 低固相泥浆 钻孔防斜 井故预防 

分 类 号：U45[建筑科学—桥梁与隧道工程]