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１工程概况丹江口水利枢纽位于湖北省均县汉江支流丹江上,控制流域面积９５２２０ｋｍ２,总库容２０８．９亿 ｍ３。水库下游２ｋｍ为汉口到丹江口铁路,地理位置重要。枢纽防洪标准按１０００ａ一遇洪水设计,１００００ａ一遇洪水校核。工程于１９５８年９月动工,１９７３年１２月完工。挡水建筑物由河床混凝土坝和两岸土石坝组成。左岸土石坝系粘土心(斜)
1 Project Overview Danjiangkou Water Conservancy is located in Danjiang County Hanjiang River tributary of all counties in Hubei Province, the control basin area of 95220km2, with a total storage capacity of 20.89 billion m3. 2km downstream of the reservoir is Hankou to Danjiangkou railway, the location is important. The flood control standard of a hub shall be designed according to flood once in 1000a, and once flood is checked in 10000a. The project started in September 1958 and completed in December 1973. Water retaining structures by the riverbed concrete dam and embankment dam on both sides. Left bank earth and rock dam system clay heart (oblique)