治淮——建国初期开始的国家重点建设项目,进入了第七个五年计划时期。“七五”期间的治淮,将有新的发展和要求。巩固和发挥现有工程效益的任务还很大,五十年代以来修建了大量水库、堤防、新河、涵闸,遍布全流域的工程管理单位,要解决好“无以为继”的问题,巩固发展,提高经济效益,获得自我发展的能力。一批新工程将先后动工兴建;有宿鸭湖、陡山等大型水库的除险加固,淮干上、中游的治理,下游入海水道的开挖,茨淮新河尾工和怀洪新河工程,沂沭泗东调南下工程,淮北跨省河道的治理,淠史杭 Huaihuai - the state’s key construction projects started in the early days of the founding of the PRC, entered the period of the Seventh Five-Year Plan. During the “Seventh Five-Year Plan” period, there will be new developments and requirements. The task of consolidating and bringing into play the benefits of existing projects is still huge. Since the 1950s, a large number of reservoirs, embankments, new rivers, culverts and engineering management units throughout the basin have been constructed, so as to solve the problem of unscrupulousness and consolidate development , Improve economic efficiency, self-development ability. A batch of new projects will start construction in succession; reinforcement and rehabilitation of large reservoirs such as Suya Lake and Doushan, harnessing the upper and middle reaches of the Huai River, excavation of the downstream into the sea channel, tailing of the Tsai new river and Huai-hsin new river project, Yishusi East transfer project south, inter-provincial river in Huaibei governance, history and Hang