石泉大坝表孔闸墩混凝土表面裂缝检测及处理  

Detection and treatment on surface cracks at piers of upper outlets in Shiquan dam

作　　者：朱战齐 张双平[1] 牛汉德[1] 

机构地区：[1]石泉水力发电厂,陕西石泉725200

出　　处：《大坝与安全》2006年第2期45-47,共3页Dam & Safety

摘　　要：石泉大坝表孔弧形闸门已运行了30年。检查发现闸门支墩受拉区的混凝土存在许多垂直裂缝,为防止裂缝影响闸墩安全运行,2005年对这些裂缝进行了全面检测及封闭灌浆处理。The radial gates of upper discharge outlets have been put into operation for 30 years. The detection has found that concrete in the gate pier tensile zone has existed lots of vertical cracks, In order to prevent endangering pier, operation seal grouting treatment has been carried out for those cracks in 2005.

关 键 词：石泉大坝 闸墩 裂缝检测 灌浆 封闭 

分 类 号：TV698.1[水利工程—水利水电工程]