If a broad crested weir has a coefficient of discharge, C, of 1.65, and if it completely spans a 17.4m wide rectangular channel, what would be the head over the weir when the discharge is 6.8m3 /s?
(a) With respect to a broad crested weir, what is meant by the ‘submergence ratio’ and why is it important? (b) Water flows along a rectangular channel in which there is a broad crested weir with a horizontal crest. The channel is 9.0m wide, and upstream of the weir the depth of flow measured from … Read more