Paragraph 1 Design parametersI1
England, Wales and Scotland
(1)
The authorised project must be constructed in accordance with the parameters assessed in the environmental statement and set out in Table 4.
Table 4
| Parameter | Value |
|---|---|
| Maximum number of wind turbine generators | 35 |
| Maximum total rotor swept area (m2) | 1,858,252 |
| Maximum height of wind turbine generators when measured from HAT to the tip of the vertical blade (m) | 310 |
| Maximum rotor diameter of each wind turbine generator (m) | 280 |
| Minimum distance from HAT to the lowest point of the rotating blade for each turbine (m) | 25 |
| Minimum intra-row distance (between wind turbine generators in a row of wind turbine generators) (m) | 1,060 |
| Minimum inter-row distance (between rows of wind turbine generators) (m) | 1,410 |
| Maximum diameter of monopiles for wind turbine generators on monopile foundations (m) | 12 |
| Maximum diameter of piles for wind turbine generators on multi-legged jackets with piling foundations (m) | 3 |
| Maximum diameter of gravity base at the seabed for wind turbine generators on gravity base foundations (m) | 65 |
| Maximum diameter of suction buckets for wind turbine generators on multi-legged jackets with suction bucket foundations (m) | 20 |
| Maximum diameter of monopiles for offshore substation platform monopile foundations (m) | 12 |
| Maximum diameter of piles for offshore substation platforms on multi-legged jackets with piling foundations (m) | 3 |
| Maximum diameter of gravity base at the seabed for offshore substation platforms on gravity base foundations (m) | 65 |
| Maximum diameter of suction buckets for offshore substation platforms on multi-legged jackets with suction bucket foundations (m) | 20 |
| Maximum total seabed footprint of wind turbine generators (including scour protection) (m2) | 248,080 |
| Maximum number of offshore substation platforms | 2 |
| Maximum dimensions of offshore substation platforms (excluding towers, helipads, masts, cranes and lightning protection): | |
| (a) Height when measured from HAT (m) | 50 |
| (b) Length (m) | 50 |
| (c) Width (m) | 50 |
| Maximum height when measured from HAT of offshore substation platforms (including helipads and lightning protection) (m) | 70 |
| Maximum total seabed footprint area for offshore substation platform foundations (including scour protection) (m2) | 14,176 |
| Maximum total length of cables (inter-array and platform link cables) (km) | 80 |
| Maximum number of cable crossings | 15 |
| Maximum volume of natural material for disposal (m3) | 1,416,463 |
| Maximum total footprint of scour protection (m2) (exclusive of foundations for wind turbine generators and offshore substation platforms) | 139,490 |
| Maximum total volume of scour protection for wind turbine generators and offshore substation platforms (m3) | 278,980 |
| Maximum footprint of cable protection (m2) (including cable protection, entries to offshore substation platforms and wind turbine generators and cable crossings) | 216,250 |
| Maximum volume of cable protection (m3) (including cable protection, entries to offshore substation platforms and wind turbine generators and cable crossings) | 259,700 |
| Maximum hammer energy (kilojoules or kJ) employed during installation of pin piles | 2,500 |
| Maximum hammer energy (kilojoules or kJ) employed during installation of monopile foundations | 6,600 |
Annotations
Commencement
- I1
Sch. 6 Pt. 2 para. 1 in force at 23.12.2025, see art. 1