A flood barrier, surge barrier or storm surge barrier is a specific type of floodgate, designed to prevent a storm surge or spring tide from flooding the protected area behind the barrier. A surge barrier is almost always part of a larger flood protection system consisting of floodwalls, levees (also known as dikes), and other constructions and na...
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http://en.wikipedia.org/wiki/Flood_barrier
A barrier forming a temporary dam that may be erected quickly or permanently alongside a river to protect a flood-prone area.
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http://www.encyclo.co.uk/local/21748
No exact match found.
