隧道双套管切缝水-土填塞光面爆破技术

Smooth Blasting Technology with Water-soil Packing for Double Cannula Cutting Seam of the Tunnel

通过对传统光面爆破的研究、不断改进总结得出隧道光面爆破新技术——隧道双套管切缝水-土填塞光面爆破技术。该技术经施工验证,解决了传统光面爆破超欠挖缺陷,提高工效,加快进度。

This paper introduces smooth blasting technology with water-soil packing for double cannula cutting seam of the tunnel by continuous improvement,which solves super underbreak problem,improves work efficiency,speeds up construction progress.