老挝Nam Ngum 5水电站重力拱坝裂缝处理实践

Practice of Crack Treatment in Gravity Arch Dam of Nam Ngum 5 Hydropower Station of Laos

摘要:

针对老挝Nam Ngum 5水电站重力拱坝裂缝进行的灌浆处理，采用化学灌浆和水泥灌浆相结合，取得了良好的治理效果。详细介绍了裂缝深度的检测方法和裂缝止裂措施，以及灌浆施工工艺。

Abstract:

Good effect was received by combining chemical and cement grouting treatment for gravity arch dam of Nam Ngum 5 hydropower station of Laos. Crack depth detection and cementation measurements were detailed as well as grouting construction technology.