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河口水库是河南省建国以来投资最大的水利枢纽工程,总投资27.75亿元,位于济源市河口村境内,黄河一级支流沁河最后一段峡谷出口处,水库控制流域面积9223km2,占沁河流域面积的68.2%。水库坝型为砼面板堆石坝,大坝全长530m,最大坝高122.5m。河口水库工程地质条件复杂,涉及大小断层14条,特别是大坝建在覆盖层厚达42m的河床上,大坝坝基覆
Hekou Reservoir is the largest investment in Henan Province since the founding of the water conservancy hub project with a total investment of 2775000000 yuan, located in Jiyuan City in the territory of the mouth of the Yellow River, a tributary of Qinhe last gorge outlet, reservoir control basin area of 9223km2, accounting for the Qinhe River Basin area Of 68.2%. The dam type is concrete faced rockfill dam, the dam is 530m in length and the maximum dam height is 122.5m. Hekou reservoir engineering geological conditions are complex, involving the size of the fault 14, in particular the dam built in the cover layer thickness of 42m of the riverbed, dam foundation cover