# The Thurrock Flexible Generation Plant Development Consent Order 2022, Paragraph 4: Detailed design

Extent: E+W+S

(1) No part of the authorised development can commence until written details of the following for that part have been submitted to and approved by the relevant planning authority specifying—
(a) the siting, design, external appearance, dimensions and floor levels of all permanent buildings and structures;
(b) the colour, materials and surface finishes of all permanent buildings and structures; and
(c) details of the provision made for cycle parking facilities for staff.
(2) The details to be submitted for approval under sub-paragraph 9(1) must—
(a) be in accordance with the design principles statement;
(b) include flood resistance and resilience measures for a flood level of up to 2.84m above Ordnance Survey datum for critical equipment; and
(c) include appropriately scaled plans and sectional drawings.
(3) No works creating or affecting culverts in ordinary watercourses or the balancing pond east of Fort Road may be commenced unless the detail of such works has been approved by the relevant planning authority in consultation with Thurrock Council in its capacity as the lead local flood authority.
(4) In so far as the details submitted under paragraph (1) relate to Work no. 4, the relevant planning authority must consult Highways England on those details prior to issuing any approval under that paragraph.
(5) The authorised development must be designed in accordance with the parameters specified in Table 1 below and the works plans and constructed in accordance with approved plans and any other approvals given by the relevant planning authority pursuant to this requirement.
Table 1
Parameter
Work no.s
Maximum value(s) and unit
Gas engine exhaust stack height
1A(c)
43m AOD
Gas engine building(s) or equipment dimensions (in total)
1A(a, b, d, e, f)
Width: 135m
Length: 265m
Height: 20m
Battery building(s) or containers dimensions (in total)
1B
Width: 106m
Length: 106m
Height: 10m
Customer substation equipment height
1C(l)
15m
Height of all equipment and structures within Work 1 not otherwise specified
1
10m
National grid gas connection compound dimensions
5A
Width: 50m
Length: 50m
Height: 5m
Gas pipeline(s) maximum excavation depth
4
4m for trenched or 5m below base of feature crossed for trenchless construction
Underground cable(s) maximum depth
3A
4 m for trenched or 5 m below base of feature crossed for trenchless construction
Road construction working corridor width
6
20 m
Gas pipeline construction working corridor width
4
23 m
CCR minimum area
n/a
32,100 m2
Footbridge to replacement common land
13
Must be a clear span structure
(6) The buildings and structures identified in Table 1 must only be constructed within the area for the work of which they form part as shown in the works plans.
(7) The details submitted for Work no.12 under sub-paragraph (1) may only include details for either Work no.12(c) or Work no.12(d), and must specify which of Work no. 12(c) or Work no.12(d) is to be developed.
(8) In so far as the details submitted under paragraph (1) relate to Work nos. 4, 6 and 7, the relevant planning authority must consult Network Rail on those details where the relevant works may impact Network Rail property and ensure:
(a) in respect of Work no. 4, any part of that work is situated over 200 metres from Network Rail property;
(b) in respect of Work no. 6, any part of that work is situated over 15 metres from Network Rail property; and
(c) in respect of Work no. 7, any part of that work is situated over 15 metres from Network Rail property.

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Source: https://www.legislation.gov.uk/uksi/2022/157/schedule/2/paragraph/4 (the official version)
Page: https://openlegislation.uk/thurrock-flexible-generation-plant-development-consent-order-2022/schedule-2/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.