Lyme Regis Casestudy

• Lyme Regis is a 95 mile stretch of coast, from Exmouth to Dorset.s

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• Lyme Regis has 4400 people living in the town.

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• Erosion is important for the World Heritage Site, as it ensures that fossils are exposed.

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• This means that coastal defeces are the biggest threat to the World Heritage Site because it affects the natural proccess of erosion.

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• Lyme Regis is a popular tourist destination, it is called the Jurrasic coast.

• Lyme Regis lies on slipped land, the land is made up of unstable clays and sand on top of limestone and clay rocks.

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• Some of the buildings are subsiding as landslides occur, around 170 houses are under threat from landslides and coastal erosion.

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• In summer the population goes from 5,000 to 15,000 as tourists arrive.

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• Tourism is the main source of income to the town.

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• Coastal management os protecting buildings, jobs and income of the local people.

• In Lyme Regis, coastal management costed £30 million.

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• The final options was made up of three main parts:
  • Stablilising the land behind the beach by fixing unstable land.
  • Protecting the foreshore from attack, with a new sea wall and an extended offshore barrier.
  • Replenishing the two areas of beach with sand and shingle.

• Defences at Lyme Regis:
  • Sea walls
  • Groynes
  • Rock Armour
  • Beach Repleshiment

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• Advantages:   
  • Long-term protection against destructive erosion.
  • More shinge and sand on the beach.
  • More secure future for the town's people and businesses.

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• Disadvantages:
  • All of the engineering (soft and hard) are difficult to maintain.
  • The hard engineering scheme is expensive to build.