Paragraph 1 I1
England, Wales and Scotland
A nationally significant infrastructure project as defined in sections 14 and 15 of the 2008 Act which is located in the North Sea 69 kilometres due east of Flamborough Head at its closest point, comprising—
Work No. 1—
an offshore wind turbine generating station with a gross electrical output of over 100 megawatts comprising up to 180 wind turbine generators, each fixed to the seabed by one of monopile foundations, mono suction bucket foundations or jacket foundations;
one offshore accommodation platform fixed to the seabed within the area shown on the offshore works plan by one of monopile foundations, mono suction bucket foundations, gravity base structures, box–type gravity base structures or jacket foundations, and which offshore accommodation platform may be connected to one of the offshore substations within Work No. 2 by a bridge link; and
a network of cables between the wind turbine generators, and between the wind turbine generators and Work No. 2, including one or more cable crossings;
and associated development within the meaning of section 115(2) (development for which development consent may be granted) of the 2008 Act comprising—
Work No. 2—
up to six small offshore transformer substations each fixed to the seabed by one of monopile foundations, mono suction bucket foundations, gravity base structures, box–type gravity base structures or jacket foundations, and which may be connected to each other or the offshore accommodation platform within Work No. 1(b) by a bridge link; or
up to three large offshore transformer substations each fixed to the seabed by one of monopile foundations, mono suction bucket foundations, jacket foundations, box–type gravity base structures, pontoon gravity base type 1 structures, or pontoon gravity base type 2 structures, and which may be connected to each other or the offshore accommodation platform within Work No. 1(b) by a bridge link;
in the event that the mode of transmission is HVDC, either up to three large HVDC converter substations or up to six small HVDC converter substations fixed to the seabed by one of monopile foundations, mono suction bucket foundations, jacket foundations, gravity base structures, box–type gravity base structures, pontoon gravity base type 1 structures, or pontoon gravity base type 2 structures;
a network of interconnector cables;
up to six cable circuits between Work No. 2 and Work No. 3, and between Work No. 3 and Work No. 5 consisting of offshore export cables along routes within the Order limits seaward of MLWS including one or more cable crossings; and
up to eight temporary horizontal directional drilling exit pits and associated cofferdams;
Work No. 3— in the event that the mode of transmission is HVAC—
up to three offshore HVAC booster stations fixed to the seabed within the area shown on the offshore works plan by one of monopile foundations, mono suction bucket foundations, jacket foundations, gravity base structures, pontoon gravity base type 1 structures or pontoon gravity base type 2 structures; and
up to six cable circuits between Work No. 2 and Work No. 3, and between Work No. 3 and Work No. 5 consisting of offshore export cables along routes within the Order limits seaward of MHWS including one or more cable crossings;
Work No. 4— a temporary work area associated with Work No. 2 and Work No. 3 for vessels to carry out anchoring and positioning alongside Work No. 2 or Work No. 3;
Between MHWS and MLWS and in the East Riding of Yorkshire
Work No. 5 F1— up to six cable circuits and associated electrical circuit ducts between Work No. 2 and Work No. 6.
In the East Riding of Yorkshire
Work No. 6— connection works consisting of—
up to eight horizontal directional drilling launch pits;
up to six underground cable circuits and associated electrical circuit ducts to Work No. 7;
up to eight transition joint bays;
onshore construction works;
up to 240 link boxes; and
up to 240 joint bays;
F2Work No. 7— works consisting of—
an onshore HVDC/HVAC substation;
an energy balancing infrastructure;
up to six cable circuits and electrical circuit ducts;
vehicular access tracks and footpaths;
a water attenuation feature;
landscaping; and
onshore construction works;
Work No. 8— connection works consisting of up to four underground cable circuits and electrical circuit ducts between Work No. 7 and the Creyke Beck National Grid substation, including a connection above ground and electrical engineering works within or around the National Grid substation buildings and compound, and onshore construction works.
Work No. 9— temporary works as follows—
temporary vehicular access tracks;
temporary works area to support the construction activities in Work No. 7;
temporary logistics compounds to support the construction of Work Nos. 5, 6, 7, and 8; and
temporary construction ramp;
Work No. 10—
vehicular access tracks to serve Work No. 7, and footpaths; and
an extension to a layby.
In connection with such Work Nos. 1 to 5 and to the extent that they do not otherwise form part of any such work, further associated development comprising such other works as may be necessary or expedient for the purposes of or in connection with the relevant part of the authorised development and which fall within the scope of the work assessed by the environmental statement, including—
scour protection around the foundations of the offshore structures;
cable protection measures such as the placement of rock, split pipe system, and/or concrete mattresses;
cable crossings;
the removal of material from the seabed within the Order limits required for the construction of Work Nos. 1 to 5 and the disposal within Work No. 1 of up to 7,211,601 cubic metres (being a maximum, not an approximate upper figure) of inert material of natural origin and within Work Nos. 2, 3 and 4 up to 4,105,735 cubic metres (being a maximum, not an approximate upper figure) of inert material of natural origin produced during construction drilling, seabed preparation for foundation works, cable installation preparation works (such as sandwave clearance and boulder clearance) and excavation of horizontal directional drilling pits; and
removal of static fishing equipment;
and in connection with such Work Nos. 6 to 10 and to the extent that they do not otherwise form part of any such work, further associated development comprising such other works as may be necessary or expedient for the purposes of or in connection with the relevant part of the authorised development and which fall within the scope of the work assessed by the environmental statement, including—
ramps, bridges, means of access and footpaths and footpath enhancement;
bunds, embankments, swales, landscaping, signage, fencing and boundary treatments;
habitat creation and enhancement;
joint bays, link boxes, cable ducts, cable protection, joint protection, manholes, marker posts, underground cable marker, tiles and tape, and lighting and other works associated with cable laying;
works for the provision of apparatus including cabling, water and electricity supply works, foul drainage provision, surface water management systems and culverting;
works to alter the position of apparatus, including mains, sewers, drains and cables;
works to alter the course of, or otherwise interfere with, non-navigable rivers, streams or watercourses;
landscaping and related works;
other works to mitigate any adverse effects of the construction, maintenance or operation of the authorised project;
works for the benefit or protection of land affected by the authorised project;
working sites in connection with the construction of the authorised project, construction lay down areas and compounds, storage compounds and their restoration; and
enhancement.
Annotations
Textual amendments
- F1
Sch. 1 Pt. 1 para. 1: punctuation mark substituted (31.1.2024) by The Hornsea Four Offshore Wind Farm (Correction) Order 2024 (S.I. 2024/117), art. 1(2), Sch.
- F2
Sch. 1 Pt. 1 para. 1: space inserted (31.1.2024) by The Hornsea Four Offshore Wind Farm (Correction) Order 2024 (S.I. 2024/117), art. 1(2), Sch.
Commencement
- I1
Sch. 1 Pt. 1 para. 1 in force at 3.8.2023, see art. 1
Notes on the whole SI
Textual amendments
- F1
Word in preamble substituted (31.1.2024) by The Hornsea Four Offshore Wind Farm (Correction) Order 2024 (S.I. 2024/117), art. 1(2), Sch.