辽宁省最老的混凝土坝——闹得海水库大坝于1938年～1942年修建,是辽河右支流柳河上唯一大型控制工程。当时建库的主要任务是滞洪滞沙,保护下游铁路,避免营口港淤积。坝全长165 m,其中溢流段62.0m,设5个底孔和4个中孔(后右侧2个中孔封 Liaoning Province, the oldest concrete dam - to the sea reservoir Dam was built in 1938 ~ 1942, is the only branch of the Liao River Liuhe only large-scale control project. At that time, the main task of building a reservoir was to delaunch the detention of sand and to protect the downstream railway and to prevent siltation of Yingkou Port. Dam length of 165 m, of which overflow section 62.0m, with five bottom holes and four holes (right after the two hole seal