控制性灌浆工艺在老挝南立1水电站围堰防渗中的应用

Application of Controlled Grouting Technology in Cofferdam Seepage Control at Nam Lik 1 Hydropower Station in Laos

围堰作为水利水电工程中重要的围护结构,其防水防渗能力的好坏影响着工程项目的开展。结合老挝南立1水电站围堰防渗处理,阐述了控制性灌浆技术在围堰基础防渗处理中的应用,简要分析了控制性灌浆的灌浆设计以及其在实际工程项目中的施工应用。

Cofferdam is an important diversion and retaining structure and its water-proofing and seep-age-proofing ability shall affect the progress of a project.Basing on cofferdam seepage treatment for Nam Lik 1 Hydropower Station in Laos,this paper states the application of controlled grouting technology in cofferdam foundation seepage control and briefly analyzes the grouting design of controlled grouting and the construction application in practical projects.