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AS Geography 21st May 2010
Coasts Revision

COASTAL MANAGEMENT

HARD ENGINEERING

Hard engineering involves building some type of sea defence to protect the
coast from erosion and the risk of flooding, by working against the forces of
nature

EXAMPLES OF HARD ENGINEERING

Technique Nature and Purpose Strengths Weaknesses
Gabions Small…

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AS Geography 21st May 2010
Coasts Revision

Overall, there are a few advantages of hard engineering, such as the fact that
it offers instant protection against flooding, and can have some secondary
uses (i.e. Morecambe's secondary sea wall), the disadvantages outweigh the
advantages, and thus hard engineering is said to…

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AS Geography 21st May 2010
Coasts Revision


Offshore Reefs

Old tyres are fastened together and are placed far out offshore
When the waves come in, the reefs act as wave `speed bumps', turning
destructive waves into constructive waves
Thus reducing erosion and increasing deposition

Advantages of offshore tyre reefs

Simple…

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