Walton-on-the-Naze
Case study
- Created by: Lina
- Created on: 06-04-14 07:43
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- Walton-on-the-Naze
- Intro
- Coastal town in Essex
- Suffers from coastal erosion due to the rock types that make up the cliff- easily eroded by the sea
- London Clay
- Red Crag
- Suffer from slumping- makes the defence more complex
- LD moves sand along the coastline south-> north
- Can be split in 2 distinct areas
- Northern end of the coastline
- Hasn't been protected yet, as the EA doesn't consider the buildings there worth saving
- Grade II listed Tower
- Several houses on Old Hall Lane
- Hasn't been protected yet, as the EA doesn't consider the buildings there worth saving
- Southern end of the coastline
- Has been protected due to the coastal town of Walton with a pop of 12000
- Northern end of the coastline
- Can be split in 2 distinct areas
- LD moves sand along the coastline south-> north
- Suffers from coastal erosion due to the rock types that make up the cliff- easily eroded by the sea
- Coastal town in Essex
- Major project on the south of the coastline
- 1977
- Seawall
- At the bottom of the regraded cliff
- To protect the London Clay
- At the bottom of the regraded cliff
- Breakwaters
- Large groynes
- Placed at regular intervals because of the power of the LD
- Large groynes
- Groynes
- Help to stop LD+ keep the beach in place
- Cliff regrading
- To produce a gentler slope- stops slumping
- Drainage channels
- Allow water to flow underground through special tunnels+ out onto the beach through holes in seawall
- The regraded cliff was planted with a variety of shrubs+ trees to stop people from scrambling on it
- E.g. gorse+ nettles at the side of the path
- To protect the properties on the cliff, e.g. Sunny Point road
- Average house price of 400000 pounds
- Rip-rap
- 1998
- The council paid 167,000 pounds for 300 tonnes of Leicester granite to be placed around the Tower breakwater
- Slowed down erosion, but hasn't stopped it
- The council paid 167,000 pounds for 300 tonnes of Leicester granite to be placed around the Tower breakwater
- 1998
- Northern part
- Beach replenishment in front of the cliffs
- 1999
- Sand+ gravel dredged from Harwich Harbour
- Had been removed by 2003
- Sand+ gravel dredged from Harwich Harbour
- 1999
- Beach replenishment in front of the cliffs
- Intro
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