TeachMeFinance.com - explain Drum gate
Drum gate The term 'Drum gate' as it applies to the area of reclamation can be defined as ' A movable crest gate in the form of a sector of a cylinder hinged at the centerline. The arc face effects a seal with edge of a recess and the gate is operated by a reservoir pressure. A type of spillway gate consisting of a long hollow drum hinged at either the upstream or downstream end. In the type called the Reclamation Drum the hinge is on the upstream edge. The drum may be held in its raised position by the water pressure in a flotation chamber beneath the drum. Design permits overtopping'.
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