摘要
笔者以双溪水电站拦河坝为例，通过分析其结构布置、具体施工方案等，对碾压混凝土坝采用廊道抽排降压设计进行了探讨。
Abstract: Taking the dam of Shuangxi Water Power Station as an instance,the paper discusses the design of pumping, draining and pressure-reducing in the gallery of RCC dam by the analysis of structure arrangement,construction plan, etc.
