导洞施工法在骨塘隧道的应用

Application of pilot heading construction in Gutang tunnel

介绍了单导洞 (中导洞 )施工法工艺 ;提出了单导洞安全问题的解决措施 ;通过工程实例验证了单导洞施工法的可行、可靠、优异、实用性。

This paper introduced single pilot heading (middle pilot heading) construction technology. Safety measures about single pilot heading are put forward, and it is verified through engineering example that single pilot heading construction method is feasible, reliable, and appliable.