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丹江口水利枢纽左岸土石坝质事故及其处理一、工程概况水库位于汉江上,控制流域面积95220km~2,总库容208.9亿m~3。挡水建筑物河床部位采用混凝土重力坝,两岸为土石坝。左岸土石坝采用粘土斜(心)墙,砂卵石坝壳,在心墙与坝壳间设2m厚的反滤层,最大坝高56m,坝顶高程162m,坝顶长1223m,心墙基础进行了处理,即沿心墙线开
Danjiangkou Water Control Project left bank earth and rockfill dam accident and treatment First, the project profile Reservoir is located in the Han River, the control basin area of 95220km ~ 2, with a total storage capacity of 20.89 billion m ~ 3. Water retaining structure of the riverbed part of the concrete gravity dam, both sides of earth and rock dam. The left bank earth-rockfill dam is made of clay diagonal (heart) wall and sand-pebble dam shell with 2m thick filter layer between the core wall and the dam shell. The maximum dam height is 56m, the crest elevation is 162m, the crest length is 1223m, Processing, that is, along the heart wall line open