五里河为淮河的一级支流,河道比降陡,洪水峰高量大,河道弯曲,洪水泛滥冲毁河堤,造成岸坡坍塌、险工多,80%的河段没有堤防,现状大部分河段防洪能力不足5年一遇,对区域经济社会发展及沿岸人民生命财产安全构成极大威胁。 Wuli River is a tributary of the Huaihe River, the steep drop than the river, the flood peak high volume, river bend, flooding flood washed up the embankment, resulting in bank collapse, more dangerous, 80% of the river section without embankment, most of the status quo In less than five years, the flood control ability of the river reaches poses a great threat to the economic and social development in the region and the safety of life and property of the people along the coast.