Newhaven to Cuckmere Haven Flashcards

1
Q

How much does beach reprofiling cost in Seaford per year?

A

£250,000 per year.

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2
Q

How much did the 1987 beach nourishment cost?

A

£10 million

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3
Q

How much sand was imported in 1987 from the Isle of Wight?

A

3 million tonnes.

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4
Q

What protection is there in front of Seaford?

A

A buried sea wall and a shingle beach.

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5
Q

What is the management strategy in front of Tide Mills?

A

No active intervention (do nothing).

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6
Q

What was built at Splash Point?

A

A groyne.

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7
Q

What is the SMP for Seaford?

A

Hold the line.

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8
Q

What defences are found at Cuckmere Haven?

A

3 wooden groynes, curved sea wall and rip-rap.

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9
Q

What will be lost if Cuckmere Haven is allowed to flood?

A

Footpaths, coastal cottages and farmland.

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10
Q

How much would it cost to maintain sea defences at Cuckmere Haven?

A

£1.2 million

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11
Q

What is the proposed SMP for Cuckmere Haven?

A

Managed realignment.

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12
Q

How much sand is moved annually to the centre of Seaford beach?

A

60,000m3

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13
Q

How many major floods have occurred in Seaford since January 1703?

A

20

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14
Q

How long was the breach in the sea wall caused by flooding in Seaford 1954?

A

22 yards

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15
Q

What was the cost of the damage caused by flooding in Seaford 1954?

A

£500,000

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16
Q

What were the dimensions of the cavity in the coastal road created by flooding in Seaford 1954?

A

10ft wide and 12ft deep.

17
Q

How strong were the winds during the storm that caused flooding in 1954?

A

Up to 100mph

18
Q

Where are the two harbour arms located?

A

Either side of the mouth of the River Ouse.

19
Q

Name a cost and benefit of the larger harbour arm.

A

+ it protects west end from dominant waves

- it stops the sediment supply

20
Q

At what rate are sea levels rising?

A

6mm per year.