✅Case Study - Slapton Line Management Flashcards
What is the Slapton Line?
The fragile shingle bar which runs between Slapton Ley and the sea
Where is Slapton Sands?
Kingsbridge, 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
How long is the shingle barrier?
7km
What defences are in place at Torcross?
A Sea wall
When was the sea wall at Torcross built?
1979
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 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 happened to the Slapton Line after the 2014 storm?
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
What was created on the beach at Slapton for protection?
Shingle bastions
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
Why was the rock armour put in place at Beesands?
To try and stop the wall from being undercut and collapsing again
What happened to the Torcross sea wall in 2016?
It collapsed
How much was spent by the South Hams council on emergency flooding funding?
£250,000
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 221m3 of concrete
How much shingle was washed away from Torcross in 2015?
27,000 tonnes in one night
How much did the shingle at Torcross cost?
£250,000
