Work carried out on weir in Onderdendam

Tonight we carried out work on a weir Onderdendam. The weir sunk 20 centimeters. The sinking of the weir the water level. The water level in the area has also dropped by 20 centimeters. 

Our maintenance colleagues manually restored the weir to its original position on site. The inlet has been opened and the water is slowly returning to its normal level.