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一、概况 (一)屈家店永定新河进洪闸拆除的原因屈家店水利枢纽位于天津市北辰区,永定河尾闾与北运河交汇处,永定新河进洪闸是屈家店枢纽的关键性控制工程,始建于1968年,其主要功能是泄洪、排涝、挡潮、蓄淡。原闸共分11孔,单孔净宽10m,设计行洪流量1020m~3/s,校核行洪流量1320m~3/s。闸室为分离式底板,灌注桩基础。平板式钢闸门,卷扬机启闭,下游采用消力池消能。
I. Overview (A) Qujiandian Yongding new reasons for the demolition of flood discharge gates Qujiandian Water Control Project is located in Tianjin Beichen District, Yongding River and the North Canal interchange, Yongding New River floodgate is the Qu Jiacun hub The key control project, was founded in 1968, its main function is flood discharge, drainage, tide, light storage. The original gate is divided into 11 holes, single-hole net width of 10m, designed flood discharge 1020m ~ 3 / s, check the line flood 1320m ~ 3 / s. Gate chamber for the separation of floor, filling pile foundation. Flat steel gate, hoist hoist, the downstream consumption of energy dissipating pool.