论文部分内容阅读
文章从超前锚杆、超前小导管注浆法等角度,分析了黄河引水工程杨家山输水隧洞Ⅱ标段隧洞支护施工工艺,对类似工程有一定借鉴意义。
In this paper, the construction technology of tunnel support in Ⅱ section of Yangjiashan water conveyance tunnel of Yellow River water diversion project is analyzed from the perspectives of lead bolt and advance small duct grouting method, which is of some reference to similar projects.