CLIFF EROSION Cleeve Hill, Watchet The coastal cliffs within the - - PowerPoint PPT Presentation

cliff erosion
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CLIFF EROSION Cleeve Hill, Watchet The coastal cliffs within the - - PowerPoint PPT Presentation

CLIFF EROSION Cleeve Hill, Watchet The coastal cliffs within the study area are actively eroding with further losses anticipated. Important to quantify how far they can be expected to retreat in the future to understand the impact and the


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SLIDE 1

CLIFF EROSION

The coastal cliffs within the study area are actively eroding with further losses anticipated. Important to quantify how far they can be expected to retreat in the future to understand the impact and the potential benefits of intervention

Cleeve Hill, Watchet

Blue Anchor (East) The existing cliff top positions in 2018 are shown in purple, with projected positions for various timescales shown in blue (2050s), red (2080s) and green (2120s). WSP’s projections take into account

  • Historical cliff recession
  • Alongshore variations
  • Geology
  • Sea level rise predictions due to climate

change

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SLIDE 2

Preferred Option – 1D (Watchet)

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SLIDE 3

Preferred Option 2C (Blue Anchor)

  • Rock armour approx. 9m

high at the toe

  • Regraded slope with turf

reinforced coir matting to the slope to stabilise it