Broad-crested weir Flow behaviour on an underwater weir, free and submerged overfall at the broad-crested weir, effect of the weir edges on flow processes Features - flow over broad-crested weirs Learning objectives/experiments - free and submerged overfall at the broad-crested weir - effect of the weir edges on flow processes -- sharp-edged contour -- rounded contour - together with a level gauge: -- determination of the discharge coefficient -- determination of the discharge -- comparison of the theoretical and the measured discharge Specification [1] broad-crested weir for the experimental flume HM 162 [2] weir with sharp edges [3] 2 additional elements for rounded edges [4] hollow weir body with sealing lips Technical data Weir body - material: PVC LxWxH: 780x304x250mm Weight: approx. 17kg