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Coastal erosion

Name of Advantages Disadvantages Type of
defence engineering
Rip Rap Cheap (depending on rock Makes beach inaccessible Hard
type) Unattractive
Long lasting (depending on
rock type)
Recurved Makes residents feel safe Expensive £10000 per meter Hard
sea wall Lasts for a long time Unattractive ­ May put tourists…

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Gabions Cheap and easy to repair Unattractive Hard
Needs constant repairs due to
wires breaking
Makes beach inaccessible
unless steps are made from
them.
Beach Looks natural Regular disruption for Soft
replenishm Provides beach for tourists homeowners near beach due to
ent Cheap trucks
Not as effective or as visible…

Page 3

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Hard engineering:
+ Provide windbreak for tourists
Groynes
Need regular maintenance (and difficult to
walk along the beach
Sea Walls + Long lasting
Very expensive at £10,000 per meter
Rip Rap + Cheap
Dangerous (slippery rocks)

Soft engineering:
Regrading + Looks natural
Some homes may need
demolishing when the land…

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