Case Study : Slapton Sands Flashcards
How long is the shingle barrier?
7km
When was the sea wall at Torcross built?
1979
What happened to the sea wall at Torcross in 2014?
The wall collapsed during a storm and the beach was built up again in order to protect it
What was created on the beach at Slapton Sands for protection?
Shingle bastions
Why was the rock armour put in place at Beesands?
To try and stop the wall from being undercut and collapsing again
How much was spent by the South Hams council on emergency flooding funding?
£250,000
How much shingle was lost from the Slapton Line in the storms of 2000/ 2001?
5m from 1000m stretch of beach
What was initially used to protect the road after the 2000/ 2001 storm?
3000 tonnes of rock armour, later removed due to damage to the SSSI
Why was Hallsands destroyed?
Due to dredging of shingle in the early 20th century from the sediment cell, which is virtually closed
What is Slapton Line?
The fragile shingle bar which runs between Slapton Ley and the sea
Where is Slapton Sands?
Kinsbridge, South Devon, UK
Why is the shingle barrier under threat ?
Erosion rates are increasing
Where are coastal management strategies installed around the area?
Slapton, Torcross and Beesands
What defences are in place at Torcross?
A sea wall
What happened to the Torcross sea wall in 2001?
It was partially destroyed by a storm and large amounts of sediment were washed away
What happened to the Slapton Line road after the storm in 2014?
The worst affected section of the road was realigned
What length of the road was realigned in 2014?
200m
How much shingle was transported from the Strete Gate area to Slapton?
12,000 tonnes
How effective were the shingle bastions ?
Only for the short term, as up to 45% was washed away in a storm in 2008
What defences are in place at Beesands?
A sea wall and rock armour
When was the rock armour put in place at Beesands?
2016
How much rock was imported to build the Beesands rock armour?
2-4 tonnes
What happened to the Torcross sea wall in 2016?
It collapsed
How much did repairs to the wall in 2017 cost?
£2.4 million
How much steel and concrete was used to reinforce the wall?
713 tonnes of steel and 221m^3 of concrete
How much shingle was washed away from Torcross in 2015?
27,000 tonnes in 1 night
How much did the shingle at Torcross cost?
£250,000
How much sediment transport occurs on the beach at Slapton?
Next to none
