Search This Blog

Sunday, 28 July 2013

How well is York protected from flooding?

How well is York protected from flooding?

There are many ways to prevent floods. Such as :-
•The Foss Barrier
•Suice Gates
•Flood walls
•Barriers
•Flood Gates

The Foss barrier


•Was developed to isolate the Foss and the Ouse
•Was build to reduce flood risk
•Takes about 4 minutes for the barrier to descend from its resting horizontal position to the vertical
•Is situated near to the confluence of the Ouse and the Foss
Sluice gates



• Used to control the water level and gradually release the excess water back into the River Ouse
•Is typically made of wood or metal
•Regulates and changes the water channel

Flood Wall


•Primarily vertical artificial barrier designed to temporarily contain the waters of a river or waterway
•Lots of sandbags stacked on each other is also a flood wall which is very effective

Barriers




•Is also called surge barrier or storm surge barrier
•It prevents surge storms and spring tide from flooding into the protected area behind the barrier

Flood gates



•Are adjustable gates used to control the water flow in flood barriers
•They can stop the water flow entirely as part of levee or surge storm barrier
•Are many varieties of flood gates such as: Bulkhead gates, Hinged crest gates, etc.


Group 4
Group members:-
 Tan Wey Shern
 Michael
 Arif 
Shao Long

No comments:

Post a Comment