齐岳山隧道深埋动水溶腔注浆堵水加固施工技术

Construction technique on water-blocking and reinforcing of deep-buried karst cavern containing running water along Qiyueshan tunnel

清水注浆是国内隧道施工比较前沿的施工技术,此前尚未见有成功的实例。文章介绍了封堵齐岳山隧道DK362+060溶腔的施工方法:衬砌外5 m径向注浆和超前周边帷幕预注浆。