Rivers Unit - The Jubilee River Flood Management Scheme Flashcards
What is the Jubilee River?
A flood relief channel for River Thames in SE England.
Where does it flow?
It starts at Maidenhead and flows SE, rejoining the river at Datchet.
What area does it protect?
Diverts water away from River Thames, reducing flood risk for Maidenhead, Windsor, and Eton.
Who funded the project?
The Environment Agency (EA)
How much did it cost?
It cost £110 million to build.
When did it open and how long is it?
Opened in 2002; nearly 12km long and 50m - largest artificial channel in UK.
What natural features does it have?
It has meanders and reed beds, as well as nature reserves and bird hides.
How many weirs does it have?
5; only 2 are navigable by paddle boat (social issue).
How many properties in Eton and Windsor are protected?
3000
What settlements are endangered by a higher flood risk?
Wraysbury, Old Windsor (2014 floods), Datchet.
How much did the weird cost to repair in Slough?
£680,000 for slow alone.
What was the initial projected cost before the EA ran out of money, and how many relief channels were initially planned?
£330 million, 4 were planned to be built, but local councils will have to contribute £110 million (is this fair?)
How much did the M4 transport disruption cost local businesses in 2002?
Approx. £10 million.
What was an environmental problem?
Eutrophication due to collection of algae behind weirs leading to algal blooms.
