The East Anglia THREE Offshore Wind Farm Order 2017

Detailed offshore design parameters

3.—(1) The total number of offshore electrical stations forming part of the authorised project must not exceed six, the total number of accommodation platforms must not exceed one and the total number of meteorological masts must not exceed two.

(2) The dimensions of any offshore electrical stations forming part of the authorised project (excluding towers, helipads, masts and cranes) must not exceed 70 metres in height when measured from LAT, 80 metres in length and 120 metres in width.

(3) The dimensions of any accommodation platform forming part of the authorised project must not exceed 60 metres in height when measured from LAT, 70 metres in length and 70 metres in width.

(4) Each meteorological mast must not exceed a height of 160 metres above LAT.

(5) Each meteorological mast must not have more than one supporting foundation.

(6) The dimensions of any buoy forming part of the authorised project must not exceed 6 metres in height (excluding any apparatus or equipment fixed to the buoy), 4 metres in length and 4 metres in width and the anchor footprint must not exceed 4m².

(7) Offshore platforms forming part of the authorised project must not be erected within the platform exclusion zone, whose co-ordinates are specified below—

(8) In the case of two offshore phases, each phase must comprise —

(a)an offshore wind turbine generating station with a gross electrical output capacity of up to 600 MW comprising up to 86 wind turbine generators;

(b)up to one accommodation platform (which may be constructed under one or other phase, but not under both phases);

(c)up to two meteorological masts (one or both of which may be constructed under either phase, but not two under both phases);

(d)up to 12 buoys fixed to the sea bed (some or all of which may be constructed under either phase but not all under both phases);

(e)a network of subsea inter-array cables; and

(f)up to 3 offshore electrical stations.