一、工程概况 彭家道口分洪闸位于山东省临沂市河东区彭家道口村南分沂入沭河道的入口处,是沂沭河洪水东调工程刘家道口枢纽的主要组成部分,是沂沭河洪水东调南下的关键性工程。该闸建于1979年,已运行20多年,闸室共19孔,每孔净宽10m,闸室长13.5m,为开敞式钢筋混凝土结构,工作门为钢质平面钢闸门,尺寸为10×7.5m(宽 First, the project profile Pengjiaodaojianjian floodgate is located in Linyi City, Shandong Province Hedong District Peng Jiaokou Village south of the entrance into the Shu River Road, Yishu River Flood East Project Liujiadukou main hub is Yishu River flood eastward south of the key project. The gate was built in 1979, has been running for more than 20 years, a total of 19 holes in the chamber, each hole net width of 10m, gate length 13.5m, for the open reinforced concrete structure, the work of steel flat steel gate, the size of 10 × 7.5 m (wide