Slapton sands Flashcards
1
Q
background
A
-they bay is 15 miles long and runs from Start Point in the South to Warren point in the North.
2
Q
processes in start bay
A
- erosion via hydraulic action, waver quarrying, solution and abrasion is most obvious on the south side of start point.
-the prevailing south westerly winds in start bay lead to LSD in a northward direction.
-offshore currents cycle material from the North of the bay back to the south showing the CLOSED NATURE OF THE CELL.
-marine transgression occurred when sea levels rose the water pushed this beach inland.
3
Q
sediment inputs
A
-marine transgression (sea)
-the coastline via erosion
-the dart estuary.
4
Q
landforms
A
- Slapton sands bar is 4km long and has led to a freshwater lagoon.
-the dancing beggars are a series of stacks to the North of the bay off the small headland at Combe point.
-small beach at hallsands.
-old hallsands has a wave cut platform.
5
Q
management
A
- 5 shingle bastions built in 2014, which were eroded.
-torcross and beesands both have sea walls protected by rock armour as they are the high value area.
-250k tonnes of shingle was moved from strete to torcross and then was washed away in one night.
-road realignment which allows it to be used for another 30 years.
-rip rap was placed in front of the car park however this didn’t stop erosion in torcross and has needed regular reworking. - improve 700m rock revetment at torcross.
6
Q
A