# The Wrexham Gas Fired Generating Station Order 2017, Paragraph 2: Detailed design approval

Extent: E+W+S

(1) The authorised development must be carried out in accordance with the approved plans, inclusive of any limits of deviation, bearing the references listed below and any other plans, drawings, documents, details, schemes, statements or strategies which are approved by the relevant planning authority pursuant to any requirement (as the same may be amended by approval of the relevant planning authority pursuant to requirement 15(1))—
Table 2
works plan
Submission document reference number 2.3
access rights of way plan
Submission document reference number 2.4
(2) The authorised development must not exceed the maximum parameters specified in Table 3 below (as the same may be amended by approval of the relevant planning authority under requirement 15(1))—
Table 3
(1)
Element of authorised development
(2)
Maximum height
(metres) above a site level of 30 metres AOD
(3)
Maximum width
(metres)
(4)
Maximum length
(metres)
(5)
Other parameters
Gas turbine building (part of numbered work 1A)
25 metres
45 metres
60 metres
-
Each Heat Recovery Steam Generator Building (part of numbered work 1A)
35 metres
13 metres
25 metres
-
Each exhaust gas emission flue stack (part of numbered work 1A)
50 metres
-
-
Maximum diameter 6.5 metres
Steam turbine building (part of numbered work 1A)
21 metres
26 metres
45 metres
-
Air cooled condenser (part of numbered work 1A)
26 metres
48 metres
48 metres
-
Switchgear room (part of numbered work 1D)
5 metres
10 metres
15 metres
-
Raw/fire water storage tank (part of numbered work 1C)
20 metres
-
-
Maximum diameter 15 metres
Each water storage tank (part of numbered work 1C)
20 metres
-
-
Maximum diameter 5 metres
Water treatment system (part of numbered work 1C)
10 metres
25 metres
20 metres
-
Workshop (part of numbered work 1B)
10 metres
20 metres
30 metres
-
Natural gas pressure regulating installation (PRI) (part of numbered work 1B)
5 metres
25 metres
35 metres
-
Administration/ control building (numbered work 1E)
10 metres
10 metres
20 metres
-
Heat network interface building (numbered work 1F)
15 metres
25 metres
45 metres
-
The first transformer compound (part of numbered work 1D)
6 metres
15 metres
15 metres
-
The second and third transformer compounds (part of numbered work 1D)
6 metres
10 metres
15 metres
-
132kV switchyard (part of work numbered 1D)
10 metres
42 metres
73 metres
-
Perimeter fencing (part of numbered work 1G)
2.5 metres
-
-
-
(3) To the extent that design objectives relating to any numbered work are set out in the design objectives statement, that numbered work must be designed substantially in accordance with the relevant design objective set out therein.
(4) Numbered work 1 and, in respect of the security kiosk and weighbridge only, numbered work 2B may not commence until written details of the following have been submitted to and approved by the relevant planning authority—
(a) the siting, design, external appearance, dimensions and floor levels of all permanent buildings and structures; and
(b) the colour, materials and surface finishes of all permanent buildings and structures.
(5) The details to be submitted for approval under sub-paragraph (4) must include appropriately scaled plans and sectional drawings.

---
Source: https://www.legislation.gov.uk/uksi/2017/766/schedule/3/paragraph/2 (the official version)
Page: https://openlegislation.uk/wrexham-gas-fired-generating-station-order-2017/schedule-3/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.