Paragraph 10 Design parametersI1
England and Wales
(1)
The authorised scheme must be constructed in accordance with the parameters assessed in the environmental statement and set out in Table 3.
(2)
References to the location of an offshore surface structure in Table 3 is a reference to the centre point of that structure.
Table 3
| Parameter | Value |
|---|---|
| Minimum distance between offshore surface structures (in all directions) (m) | 1,400 |
| Maximum diameter of pin-piles for offshore substation platforms on jacket pin-pile foundations (m) | 5.5 |
| Maximum diameter of gravity base at the seabed for offshore substation platforms on gravity base foundations (m) | 80 |
| Maximum diameter of buckets for offshore substation platforms on suction bucket jackets (m) | 18 |
| Maximum number of offshore substation platforms | 4 |
| Maximum dimensions of offshore substations (excluding towers, helipads, masts, and cranes): | |
| Height when measured from LAT (m) | 70 |
| Length (m) | 80 |
| Width (m) | 60 |
| Maximum total seabed footprint area for offshore substation foundations (including scour protection) (m2) | 24,964 |
| Maximum volume of scour protection for offshore substation foundations (m3) | 58,361 |
| Maximum total length of cables (interconnector) (km) | 60 |
| Maximum number of cable crossings (interconnector) | 10 |
| Maximum volume of cable protection (interconnector) (m3) | 210,000 |
| Maximum total seabed footprint area for cable protection (interconnector) (m2) | 130,000 |
Annotations
Commencement
- I1
Sch. 4 para. 10 in force at 22.9.2025, see art. 1