Hard engineering stratergies Flashcards
1
Q
Sea walls
A
Concrete structures at the cliff foot to absorb wave energy
2
Q
Rock armour (rip-rap)
A
Large rocks placed to absorb wave energy
3
Q
Revetments
A
Wooden or concrete structures that absorb wave energy while allowing some flow of sediment
4
Q
Gabion cages
A
Steel cages filled with small rocks to add strength to coastline
5
Q
Groynes
A
Wooden structures jutting into the sea to trap longshore drift
6
Q
Drainage
A
Drains in cliffs to remove water and thus prevent land slips
7
Q
Offshore bars
A
Islands of boulders offshore to absorb the force of the waves before they reach land
8
Q
Rock bund
A
A row of rocks along a beach
