Operate of a drainage channel of width less than 100m with concrete lined bed and grascrete sides, spanning from Yuen Long Main Nullah to Kam Tin Channel, and associated pumping facilities.

• 营办一条由元朗大明渠伸展至锦田排水道，宽度少于100米，底部中间砌衬混凝土，而两旁则铺砌草面物料的排水道，及相连的泵水设施。