云台山隧道二衬混凝土外观质量控制

摘要

结合阳翼高速公路云台山隧道二衬施工中外观出现的一些质量问题,详细分析了其产生的原因并针对性地提出了改进措施,从而确保隧道二衬混凝土外观质量,同时为以后二衬施工质量控制积累经验.%Combining some outward appearance quality problem in second lining construction in Yuntai hill tunnel in Yang-Yi highway, the pa-per makes detailed analysis on reasons for the problems and it also proposes relative improving measures, so as to assure the outward appearance quality of second lining concrete, at the same time accumulates experiences for such kind of construction.