万家寨混凝土重力坝中孔过流面缺陷处理

Treatment of defects on overflow surface of mid-level outlet of Wanjiazhai concrete gravity dam

针对万家寨混凝土重力坝中孔过流面混凝土存在的老化、裂缝、剥蚀等问题,通过试验检测混凝土的病害情况,采取针对性的修复施工工艺,对缺陷病害进行了除险加固处理,确保泄水设施的正常运行。

Aiming at the problems such as aging,cracks and denudation of concrete on overflow surface of the mid-level outlet of Wanjiazhai concrete gravity dam,the tests are carried out for defects inspec-tion.Accordingly,rehabilitation measures are implemented to ensure the safe operation of water dis-charge structure.