SCHEDULES
SCHEDULE 1AUTHORISED PROJECT
PART 3REQUIREMENTS
Operational drainage management
18.—(1) No works to construct the extension of the National Grid substation comprising Work No. 20 (excluding any onshore site preparation works) may commence until an operational drainage plan including written details of the surface and (if any) foul water drainage system (including means of pollution control) and its management during the operational life of the authorised development, in accordance with the outline operational drainage plan has been submitted to and approved by the lead local flood authority following consultation with the relevant sewerage and drainage authorities and the Environment Agency.
(2) The surface and foul water drainage system for Work No. 20 must be constructed and maintained in accordance with the approved details.