老爷岭公路隧道安全隐患治理

Latent danger management technologies for Laoyeling tunnel

通过对老爷岭隧道的病害现状调查及原因分析,根据隧道喷护脱落、渗水等病害特征,有针对性的采取锚杆挂网支护、渗水引排和衬砌防护等措施,取得了较好的治理效果。

Through the damage investigation and reason analysis of the Laoyeling tunnel, according to the condition of liner fallen and seepage, some measures such as the shotcrete with the wire mesh reinforcement, drainage and liner protection, adopted to obtained perfect management effect.