110529
Description
Mind Map by danthomas1, updated more than 1 year ago
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Created by danthomas1
over 11 years ago
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Case Study: Sea Defences -
Minehead
- Hard Engineering
- Sea wall
- Curved edge to deter people from walking on it
- Red walls to improve aesthetic appearance
- 0.6m high
- Curved edge to deter people from walking on it
- Groynes
- Rock
- 4
- To capture sediment & prevent longshore
drift making an impact on the coastline
- Rock
- Rock armour
- Built to protect the sea wall
- Placed at the base of the cliff to dissipate wave energy
- Built to protect the sea wall
- Sea wall
- Soft Engineering
- Beach Nourishment
- Built the beach up by 2m
- Allows tourists to enjoy more sandy beaches
- Allows tourists to enjoy more sandy beaches
- Built the beach up by 2m
- Beach Nourishment
- Pre-1997
- Existing sea defences needed upgrading
- Potential storm damage of £21 million
- Environmental Agency planning to protect both the
coastline and the amenity value of Minehead
- Existing sea defences needed upgrading
- Post-1997
- £12.3 million spent on the plan to upgrade the sea defences
- Largely funded by Butlins
- Largely funded by Butlins
- Completed in 2001
- £12.3 million spent on the plan to upgrade the sea defences
- Outcome
- Successful - all of the defences appear to be effective
- £12.3m much cheaper than reparing storm damages (£21m)
- Improved disabled access
- New walkway improves facilities for tourists
- Successful - all of the defences appear to be effective
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