Case Study: Newcastle, Co Down (T. B) Flashcards
Where is Newcastle located?
Dundrum Bay
Why are waves gentle?
Due to the small fetch
What happened in the 1980s?
Concrete Groynes were built from mouth of Shimna River to Slieve Donard Hotel. They trap sand moving NE and hve decayed and no longer do their job
What is the council debating on doing?
Building new wooden groynes
How much would the new groynes cost,
£1250 per m
How long would new groynes need to be?
20-30m
What happened in 2007?
A new promenade was built that raised the sea wall by 1m
What did the new sea wall provide?
A curved wall to protect the coast and it stops waves splashing over the wall
How much did the promenade cost?
£4 million
Why was it designed to be a curved wall?
To protect the town from winter gales that flooded Main St
Why did the sea wall make Newcastle look like an urban landscape?
Damaged natural beauty of area.
No sand dunes
No plant & animal habitats
Why is the sea wall unsustainable?
It reflected wave energy back onto beach causing more erosion of the beach
