金沙水电站大坝基础帷幕灌浆设计与施工
Express Water Resources & Hydropower Information(2022)
Abstract
金沙水电站坝基卸荷裂隙分布范围广,发育深度大,且存在F9断层带、不整合面等地质缺陷,是产生坝基渗漏的主要通道.为解决绕坝渗漏问题,研究并提出了适于金沙水电站坝基及两岸防渗帷幕灌浆的设计及施工技术.经压水试验检查及物探声波测试,帷幕灌浆满足设计要求,防渗效果良好.
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