摘要
文中介绍了在涌水较大的竖井井筒掘砌施工中,采用工作面预注浆,合理选 择注浆工艺,既可改善施工条件,又能加快工程进度。
By means of grouting in advance at the working face and selecting reasoble pouting technology in the tunneling of mix-shaft which gushes out great quantity of water,not only can it improve working condition but also can quicken the pace of the project.
出处
《黄金》
CAS
2001年第4期26-27,共2页
Gold
关键词
混合井
工作面
预注浆
金矿床
mix -shaft
working face
grouting in advance