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1郑州市中小型水库的基本情况1.1水库基本情况郑州市现有各类水库152座,其中中型水库14座,小型水库138座,水库防洪总库容5.54亿m3,兴利库容为2.89亿m3。总控制流域面积2547.55km2,有效灌溉面积3.31万hm2,下游保护耕地3.75万hm2,保护人口125.6万人。建库总投资1.50亿元(不含劳务折资),原固定资产原值5.06亿元。近年来水库除险加固工程总投资7.77亿元。1.2病险水库除险加固情况郑州市各类中小型水库多建于20世纪五六十年代,经过半
1 Basic Conditions of Small and Medium-sized Reservoirs in Zhengzhou 1.1 Basic Conditions of Reservoirs There are 152 reservoirs of various types in Zhengzhou, including 14 medium-sized reservoirs and 138 small reservoirs. The total reservoir flood control capacity is 554 million m3 and the profit-making capacity is 289 million m3. The total control basin area of 2547.55km2, effective irrigation area of 33100 hm2, downstream protection of 37500 hm2 of arable land, to protect the population of 1256000 people. The total investment for building a reservoir is 150 million yuan (excluding service discount), and the original value of fixed assets is 506 million yuan. In recent years, the reservoir reinforcement project with a total investment of 777 million yuan. 1.2 dangerous reservoirs reinforcement Zhengzhou various types of small and medium sized reservoirs and more built in the fifties and sixties of the 20th century, after half