乐滩水电站坝基开挖时对岩体的防护处理  

Protection treatment of bedrock for the Letan Hydropower Station During Dam Foundation Excavation

作　　者：周能奇 

机构地区：[1]国家电力公司西北勘察设计研究院,西安710065

出　　处：《西北水电》2003年第4期26-30,共5页Northwest Hydropower

摘　　要：结合广西乐滩水电站工程建设基础开挖过程揭露的溶洞、溶槽、裂隙及渗漏等地质情况以及其处理过程,总结类似地质区工程基岩在勘探、施工前期、施工过程中防护处理措施,以减少该类问题对工程施工进度和工程投资的影响。Based on the geologic conditions, such as solution cavern, solution tank,fissure, leakage, etc, disclosed during foundation excavation for the Letan Hydropower Station Project in Guangxi and their treatment, the protection and treatment measures for similar geological areas during geologic exploration, preparative and construction stages of hydropower projects are summarized so as to reduce the influence of this kind of problems to project schedule and investment.

关 键 词：乐滩水电站 坝基 开挖 基岩 防护 溶槽 裂隙 

分 类 号：TV223.3[水利工程—水工结构工程]