隧道衬砌混凝土质量主要通病的预防和控制

Prevention and Control of Common Fault of Concrete Quality in Tunnel Lining

在隧道施工中,二次衬砌混凝土存在质量问题(即质量通病)。针对隧道衬砌混凝土质量通病加以分析,提出一些预防和控制的方法,对提高隧道二次衬砌混凝土的施工水平具有借鉴意义。

When the tunnel construction is carried out, some common problems of concrete quality existing in secondary lining （namely common fault of quality）. Common fault of concrete quality in tunnel lining is analyzed, and some prevention and control methods are adopted, which may provide some reference to improve the constructing level of tunnel＇ s secondary lining concrete.