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6. How often is 40 000 meters of sand to be deposited on the beach to keep it nourished??
- 20 years
- 15 years
- 10 years
7. How long have the coastal defenses been carried out since?
- 20th century
- 19th century
- 18th century
8. When was the extension added to the sea wall and timber groynes?
- 1940s-1950s
- 1920s-1930s
- 1900s-1910s
9. What problems are there with the coast?
- Nothing they are perfect
- Landslips as rainfall lubricates the impermeable marl beds
- Earthquakes as there is a collision plate boundary
10. When was the scheme finally completed?
- January 2011
- June 2006
- August 2005
11. When was rock armor put in place?
12. True or false: it is economically viable to carry out coastal defense works to protect the town.
13. How many squared meters of sand was deposited on the beach?
- 90 000
- 100 000
- 80 000
- 760 000
14. How long is the stretch of coastal defenses?
15. What were the schemes' purpose?
- To protect wildlife
- To determine the most suitable method of retaining sediment, dissipating wave energy and reduce the flooding and whilst maintaining the beach
- To build a better beach for the tourists
16. What was done to the rocks in the cliffs?
- Ground water was drained to improve stability
- They were replaced with granite
- They were reinforced with steel