【摘要】 详细介绍了铜黄高速公路富溪连拱隧道洞口偏压段现场监控量测结果和分析,同时结合隧道施工情况,分析了富溪偏压连拱隧道围岩周边位移、拱顶下沉、支护结构受力及地表沉降的特点,提出了工程措施,及时有效地指导了隧道的支护和加固,保证隧道施工安全。更多还原

【Abstract】 The article presents in detail the monitoring results of the biased-pressure entrance section of the double-arched Fuxi tunnel on Tong～Huang highway and presents the analysis on the monitoring results.Furthermore,on basis of the construction practice of the tunnel,thearticle analyses on the features of the perimeter displacement of the surrounding rock mass,the crown settlement,the loading conditions of the reinforcement structure and theground surface settlement of the tunnel and recommends some engineering countermeasures,which provides timely and effective guidance for the reinforcement and consolidation of the tunnel,thus guaranteeing the tunnel construction safety.更多还原