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水闸是崇明县防洪体系的一个组成部分,起着挡潮、引排、蓄水的作用。海岛人民称水闸是海岛的咽喉。水闸的安全运行与否,直接联系到全县人民的生命财产安全。崇明县现有的24座水闸,有7座建于50—60年代,8座建于70年代,50—70年代建造的水闸占到60%以上。这些水闸年久失修,门槽因受咸潮锈蚀,闸门磨损,加之船只进出时碰撞等原因,致使闸槽角铁损坏,闸槽豁口,遇到台风,天文高潮或闸外水位落枯时,很容易发生闸门出槽事故。影响闸门的安全运行及全县
Floodgate is an integral part of Chongming flood control system, plays a tide, cited row, water storage role. Island people call sluice the island’s throat. Safe operation of the sluice or not, directly linked to the lives and property of the people of the county safety. Chongming County, the existing 24 sluice gate, 7 were built in the 50-60 years, eight built in the 70s, 50-70 years built sluice accounted for more than 60%. These sluices have long been in disrepair. When the doorway is damaged due to saltwater corrosion, gate wear and collision with other ships, the gate angle bar is damaged. When the gate gap is reached and a typhoon, astronomical orgasm, It is easy to happen gate accident. Affect the safe operation of the gate and the county