一、工程概况及边坡地质条件 (一)工程概况 刘家峡电站位于黄河上游甘肃省永靖县内,下游距兰州市约100公里,是一座以发电为主,兼有防洪、灌溉、防凌、养殖等综合效益的大型水利枢纽。直线型混凝土重力坝,最大坝高147米,坝后式厂房,装机五台,总容量122.5万千瓦,总库容57亿米~3。(照片1,图1)。 I. Overview of Project and Geological Conditions of Slope (I) Project Overview Liujiaxia Hydropower Station is located in Yongjing County of Gansu Province in the upper reaches of the Yellow River. The lower reaches is about 100 kilometers away from Lanzhou City. It is a power generation-oriented project that combines flood control, irrigation, Such as the comprehensive efficiency of large-scale water conservancy hub. Linear concrete gravity dam, the maximum dam height of 147 meters, dam-style plant, installed five, the total capacity of 1.225 million kilowatts, the total storage capacity of 5.7 billion meters ~ 3. (Photo 1, Figure 1).