Regulator consisting of a valve or gate that controls the rate of water flow through a sluice
English: sluicegate, sluice valve, floodgate, penstock, head gate, water gate
head_gateEnglish
head gate, floodgate, penstock, sluice valve, sluicegate
Noun
A gate upstream from a lock or canal that is used to control the flow of water at the upper end
English: head gate