Table 1 Indicative Offshore project characteristics Parameter


Capacity


Number of wind turbines Offshore Area


Distance from site to shore (midpoint of site to Lowestoft)


Maximum offshore cable corridor length


Maximum offshore cable corridor area Number of export cables (HVDC) 1Proposed wind turbine capacity Wind turbine rotor diameter Hub height Tip height


Minimum clearance above sea level


Indicative minimum separation between wind turbines


Average water depth over windfarm site


East Anglia THREE 1,200MW


120‐240 units 370km2


79km 140km


550km2 Up to 4


5‐10MW Up to 200m


Up to 145m (LAT) Up to 245m (LAT) 22m (MHWS)


In row spacing 750m Inter‐row spacing 750m


Typically 35‐45m


East Anglia FOUR 1,200MW


120‐240 units 359km2


91km 160km


550km2 Up to 4


5‐10MW Up to 200m


Up to 145m (LAT) Up to 245m (LAT) 22m (MHWS)


In row spacing 750m Inter‐row spacing 750m


Typically 25‐40m


1 Note that it is envisaged that more than one wind turbine type and manufacturer will be employed, up to a maximum of three wind turbine models for East Anglia FOUR.


Evidence plan Fish and Shellfish method statement


East Anglia THREE & East Anglia FOUR Offshore Windfarms


September 2013 Page 8


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