2007年汛期,由于洪水冲、淘刷,东岸总进水闸闸前铺盖前齿墙被冲毁。加之入冬以来,我区遭受了30多年不遇的持续酷寒天气,河道整体结冰,且冰层较厚,闸前壅冰,通水不畅。 In the flood season of 2007, due to floods and scouring, the front tooth wall of the east coast total inlet sluice was washed away. In addition, since the beginning of winter, the area suffered more than 30 years of continuous cold weather, the river as a whole icing, and the thick ice layer, the gate before the ice, poor water flow.