The Thames Water Utilities Limited (Thames Tideway Tunnel) Order 2014

Acton Storm Tanks

3.  The table below sets out the specific requirements for the Acton Storm Tanks site—

Title	Ref	Text
CoCP Part B	ACTST1	Until completion of construction the authorised development shall be carried out in accordance with the CoCP Part A subject to the site specific variations set out in CoCP Part B for this site, unless otherwise agreed with the relevant planning authority in consultation with other relevant stakeholders.
Detailed design approval for permanent above-ground structures	ACTST2	(1) Construction of any permanent above-ground structure shall not commence until details of the design (including size, external appearance and samples of materials) of these structures, which shall accord with the appropriate design principles for this site and the Site works parameter plan, are submitted to and approved by the relevant planning authority. (2) The authorised development shall be carried out in accordance with the approved details, unless otherwise approved by the relevant planning authority.
Contaminated land	ACTST3	Site-specific remediation strategy (1) No works shall be carried out at this site (except for demolition of existing buildings, works in the highway including site access, works to trees and installation of monitoring equipment) until the following are submitted to and approved by the relevant planning authority in consultation with the Environment Agency— a preliminary risk assessment and site investigation scheme which identifies— all previous uses potential contaminants associated with those uses a conceptual model of the site indicating sources, pathways and receptors a qualitative risk assessment of any potentially unacceptable risks arising from contamination at the site a proposed site investigation scheme providing information for a detailed quantitative assessment of the risk to all receptors that may be affected, including those off-site. a remediation strategy which includes— a detailed quantitative risk assessment an options appraisal giving full details of the remediation measures required and how they shall be carried out a verification plan providing details of the data to be collected in order to demonstrate that the works set out in the remediation strategy are complete and identifying any requirements for long-term monitoring of pollutant linkages, maintenance and arrangements for contingency action a programme for the submission of elements detailed in (3) and (4) below. (2) The authorised development shall be carried out in accordance with the approved details, unless otherwise agreed with the relevant planning authority in consultation with the Environment Agency. Verification report (3) Prior to completion of the works, a verification report demonstrating completion of the works set out in the approved remediation strategy and the effectiveness of the remediation shall be submitted to and approved by the relevant planning authority in consultation with the Environment Agency. The report shall include results of sampling and monitoring carried out in accordance with the approved details to demonstrate that the site remediation criteria were met. It shall also include a plan for long-term monitoring of pollutant linkages, maintenance and arrangements for contingency action as identified in the verification plan. (4) The long-term monitoring and maintenance plan shall be implemented in accordance with the approved details, unless otherwise agreed with the relevant planning authority in consultation with the Environment Agency. Unexpected contamination (5) If, in carrying out any works on this site, contamination not previously identified is found to be present, then unless otherwise agreed by the relevant planning authority, no further development or works shall be carried out in the part of the site in which the contamination is identified until a remediation strategy is submitted to and approved by the relevant planning authority in consultation with the Environment Agency. The authorised development shall be carried out in accordance with the approved details, unless otherwise approved by the relevant planning authority.
Archaeology	ACTST4	Site-specific archaeological written scheme of investigation (1) No excavation shall be carried out until a SSAWSI (which shall accord with the OAWSI) is submitted to and approved by the relevant planning authority in consultation with the HBMCE. (2) The authorised development shall be carried out in accordance with the approved details by a suitably qualified person or body.
Landscaping works	ACTST5	(1) Construction of the permanent above-ground structures shall not commence until details of the landscaping works, which shall accord with the indicative Landscape plan (Drawing Nos. DCO-PP-02X-ACTST-050010 and DCO-PP-02X-ACTST-050011) and the design principles for this site, are submitted to and approved by the relevant planning authority. (2) Unless otherwise agreed by the relevant planning authority, the landscaping information required in paragraph (1) above shall comprise details of all hard and soft landscaping works including: a. location, quantity, species, size and density of any proposed planting b. cultivation, importation of materials and other operations to ensure plant establishment c. monitoring and maintenance (including any maintenance or restoration of landscaping required after tunnel commissioning) d. proposed finished ground levels e. hard-surfacing materials f. minor structures such as furniture, refuse or other storage units, signs and lighting g. retained historic landscape features and proposals for restoration, where relevant h. a programme for implementation of all landscaping works i. details of fencing/enclosures j. vehicular and pedestrian access, parking and circulation areas, (including details of areas of public access) k. proposed and existing functional services above and below ground, including drainage, power and communications cables and pipelines, manholes and supports l. details of existing trees to be retained (3) The authorised development shall be carried out in accordance with the approved details, unless otherwise approved by the relevant planning authority. (4) The approved landscaping works shall be carried out by suitably trained or qualified personnel to a reasonable standard in accordance with the relevant recommendations of appropriate British Standards or other recognised codes of good practice. Replacement trees and shrubs (5) If, within a period of five years from the date of the planting of any tree or shrub, that tree or shrub (or any tree or shrub planted to replace it) is uprooted or destroyed or dies, another tree or shrub of the same species and size as that originally planted shall be planted in the same place, unless the relevant planning authority approves any variation.
Construction traffic management plan	ACTST6	(1) Work No. 2a shall not commence until a traffic management plan (which shall accord with the CoCP) is submitted to and approved by the relevant planning authority in consultation with TfL. (2)The authorised development shall be carried out in accordance with the approved details, unless otherwise approved by the relevant planning authority in consultation with TfL.
Travel plan	ACTST7	(1) Work No. 2a shall not commence until a site-specific construction workforce travel plan, which shall accord with the Draft Project Framework Travel Plan, is submitted to and approved by the relevant planning authority in consultation with TfL. (2) The approved travel plan(s) shall be implemented from commencement of Work No. 2a and remain in place for the duration of the construction works, unless otherwise approved by the relevant planning authority in consultation with TfL.
Highway works	ACTST8	Junction changes (1) Works to the Canham Road / Stanley Gardens junction shall not commence until details of those works are submitted to and approved by the local highway authority. Road strengthening (2) Road strengthening works to Canham Road shall not commence until details of those works are submitted to and approved by the local highway authority. Footpath widening (3) Works to widen the public footpath along the Canham Road frontage shall not commence until details of those works are submitted to and approved by the local highway authority. (4) The works shall be completed within 3 months of commencement of construction. (5) The authorised development shall be carried out in accordance with the approved details, unless otherwise approved by the local highway authority.
Specification of accesses (construction and operational)	ACTST9	(1) No alterations shall be made to any existing access or any new access provided until details of the design, which shall accord with the design principles for this site, are submitted to and approved by the local highway authority. Any such works shall be completed prior to their use. (2) The authorised development shall be carried out in accordance with the approved details, unless otherwise agreed by the highway authority.
Surface water drainage	ACTST10	(1) Construction of permanent above-ground structures or landscaping shall not commence until details of the surface water drainage system for this site (including means of pollution control, an assessment of the hydrological and hydrogeological context and details of how the scheme shall be maintained and managed following completion) in accordance with the appropriate design principles are submitted to and approved by the relevant planning authority in consultation with the Environment Agency. (2) The authorised development shall be carried out in accordance with the approved details, unless otherwise approved by the relevant planning authority in consultation with the Environment Agency, and completed prior to use of the authorised development.
Lighting (operational phase)	ACTST11	(1) Use of the authorised development shall not commence until details of the operational lighting, which shall accord with the design principles for this site, are submitted to and approved by the relevant planning authority. (2) The authorised development shall be carried out in accordance with the approved details, unless otherwise approved by the relevant planning authority.