隧道监控量测要点分析

Analysis of Tunnel Monitoring and Measurement Points

为确保隧道工程施工安全、施工质量和结构的长期稳定性,本文结合向莆铁路某隧道施工状况,重点阐述了Ⅴ类围岩采用三台阶七步开挖法施工阶段的监控量测,为二衬施工提供重要的科学依据。

In order to ensure the construction safety, construction quality and long-term stability of structure of the tunnel project, combined with the construction condition of a tunnel construction of Xiangtang-Putian Railway, this paper expounds the monitoring and measurement of V-type surrounding rock by three-step and seven-step excavation method in construction phase to provide important scientific basis for the second lining construction.