floodgate

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floodgate

a gate in a sluice that is used to control the flow of water
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

floodgate

[′fləd‚gāt]
(civil engineering)
A gate used to restrain a flow or, when opened, to allow a flood flow to pass.
The lower gate of a lock.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
A spokesman for the Environment Agency said: "The flood gates at Yarm are installed and have been water tested.
The World Bank is now coordinating a $294 million project to cut 300,000 cubic metres of rock from the downstream side of the plunge pool and reshape it to stop water splashing back toward the dam, and to rebuild the six flood gates. Funding is complex: $100 million from the European Development Fund, $75 million from the World Bank, $75 million from the African Development Bank, $25 million from Sweden, and $19 million from the ZRA itself.
The counsel said if it is allowed then flood gate will open.
Northumberland County Councillor for Rothbury Steven Bridgett claimed the work was planned as water had seeped through "cracks" in the walls adjoining the flood gate in the 2012 event.
The flood water was getting very near the top of the flood wall and even came over at the flood gates at one point in Skiningrove Square, near New Company Row.
He further said that the flood gates were opened as per the set norms from Almatti down to Srisailam, Nagarjuna Sagar and Pulichintala.
Authorities ramped up evacuations, airlines cancelled flights and flood gates slammed shut as the National Hurricane Center forecast the strengthening storm would reach hurricane status Saturday and roar ashore along the state's central coast.
Pressing ahead with PS42m flood defence Giant flood gates that will protect hundreds of homes are taking shape.
In a statement issued here on Wednesday ,the RCCI President Malik Shahid Saleem said that it would open flood gates of inflation in the country and create additional problems for business and industrial activities.