southsea short list - escp sub-frontage 2... · southsea short list ... resurface & raise...
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working together - protecting our coastline
www.portsmouth.gov.uk
Southsea short listSub-frontage 2 - Clarence PierOptions considered
Existing site & extent of set-back defence (Option 3 only)Description How it might look Estimatedcost
Option 1Vertical Primary Defence
Resurface & raise existing wall
Option 2Sloping Primary Defence
Stepped slope
Option 3Set-back defence
Resurface existing wall and build secondary set-back embankment
£2.5m-£4m
£4.5m-£6m
£3m-£4m
Examples of preferred option
Islay (Encasement), Old Portsmouth
(set-back wall) and a typical earth bund