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1 概况东明县所辖黄河河道位于黄河下游东坝头以下游荡型河段的尾部,河道长约76km,河势宽、浅、乱,主流摆动频繁,摆动幅度大。河床高出滩地2～10m,防洪形势十分严竣。两岸堤距5～20km,上宽下窄,呈“漏斗”形状,容易造成水位壅高排洪不畅,是有名的“豆腐腰”河段。2 东明县黄河防汛三忧人民治黄以来,东明县黄河防汛工作也和全河一样,取得了连续50多年伏秋大汛不决口的巨大成就,但也存在着不少急待解决的问题,
1 Overview The Yellow River channel under the jurisdiction of Dongming County is located at the tail of the wandering type of downstream Dongbatou downstream of the Yellow River. The length of the river channel is about 76km. The river is wide, shallow and chaotic. The mainstream wobbles frequently and fluctuates greatly. The riverbed is 2 to 10 meters above the beach, flood control situation is very serious. Both banks of the embankment 5 ~ 20km away from the width of the narrow, was “funnel ” shape, easily lead to poor drainage of flood water, is famous “tofu waist ” section. 2 Dongming County, the Yellow River flood control Three Worries Since the Yellow River, Dongming County, the Yellow River flood control work and the whole river, made 50 consecutive years of volt autumn big floods unveil the great achievements, but there are still many urgent problems to be solved,