摘要
从洛湛铁路侯胫隧道小导管注浆预加固围岩的原理着手,详细介绍了小导管的设计原则、注浆参数和施工工艺,对同类工程施工具有借鉴意义。
In this paper,first,the principle of wall rock pre-reinforcement by mini tube Piloting Technique in Houjing tunnel of Luo-Zhan railroad is introduced;second,the design principles of mini tube,the parameter and technique of pilot grouting are discussed,as a result,it has reference significance for similar construction.
出处
《石家庄铁路职业技术学院学报》
2005年第B06期48-51,共4页
Journal of Shijiazhuang Institute of Railway Technology
关键词
导管
钻孔
施工工艺
tube hole drilling construction technique