古洞口Ⅰ级水电站溢洪道基础处理设计  

Treatment for Spillway Foundation of Step No.1 Hydropower Station of Gudongkou Cascade

作　　者：龚建华[1] 

机构地区：[1]中南勘测设计研究院宜昌设计院,湖北宜昌443002

出　　处：《湖北水力发电》2006年第1期37-41,共5页Hubei Water Power

摘　　要：古洞口Ⅰ级水电站左岸开敞式溢洪道闸室基础有多条规模较大的断层通过,对闸室的稳定极为不利,基础处理采取了掏挖回填、防渗减压、设抗滑桩及固结灌浆等措施,确保了闸室稳定,该工程已运行了5年,迄今运行正常。Not a few major faults lie across the gate-chamber foundation of the overflow spillway on the left bank of the step No. 1 hydropower station of Guodongkou cascade, it is harmful to the stability of the gate chamber. The foundation is strengthened by digging out the broken pieces from these faults and filling in concrete, placing impervious curtain to reduce the pressure of ground water, laying antisliding piles and consolidation grouting etc. ; good effect is achieved.

关 键 词：溢洪道 基础处理 掏挖回填 抗滑桩 

分 类 号：TV641.43[水利工程—水利水电工程] TV223.34