开延巷道全断面一次光爆成巷技术的应用

The Application of the Full-face One-step Smooth Blast Tunneling Technique in the Construction of the Tunnel Elongation

分析了井下开延巷道施工采用全断面一次光爆成巷技术的条件,阐明了其技术参数的选取原则,并提出了保证施工质量的具体措施。

This paper analyzes the conditions of adopting the full-face one-step smooth blast tunneling technique in the construction of the tunnel elongation, expounds the principles of selecting the technical parameters, and puts forward some concrete measures for guaranteeing the construction quality.