Hard engineering strategies

Hard engineering strategies revision cards.

Sea wall

Concrete or rock barrier against sea.

Effective at stopping sea :)

Often has walkway :)

Obtrusive & unnatural :(

Very expensive :(

High maintenance costs :(

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Groynes

Timber or rock structures

Built out to sea from coast

Creates wider beach :)

Useful for fishing fanatics :)

Unnatural :(

Problem shifted, not solved :(

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Rock armour

Piles of large boulders

Dumped at foot of cliff

Cheap & easy to maintain :)

Provides interest to coast :)

Expensive to transport :(

Very obtrusive :(

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