Abstract: Deep cracks encountered on large scale during the construction of Xiaowan concrete dam. Based on analysis on the cause reasons, epoxy grouting was adopted which was of good effect. The paper introduced the construction technology of grouting and continuously optimization in process, for reference.

摘要： 云南小湾水电站混凝土坝体在施工过程中产生大面积深层裂缝，经过分析裂缝成因，采取了灌注环氧灌浆材料加固处理，施工过程中不断对施工技术进行完善优化，灌浆效果理想。主要介绍化学灌浆施工技术，为今后化学灌浆在工程中的应用提供借鉴。