There shall be no operation of the development hereby permitted until a sustainable surface water drainage scheme for the maximum duration of 12 months, together with a programme of implementation and maintenance for this period has been submitted to and approved in writing by the Local Planning Authority. Such works shall be carried out in accordance with the approved details. These details shall include: - ? Information about the design storm period and intensity, means of access for maintenance, the methods employed to monitor, attenuation and remove surface water from the site and measures taken to prevent flooding and pollution of the receiving groundwater and/or surface waters. ? Details on the arrangements for the removal of surface water from the attenuation system. This should include a monitoring and maintenance schedule for the 12-month period to establish adequate capacity of the system. ? Calculations and plans to show that no flooding occurs in the 1 in 30- year storm event and any flooding in excess of the 100 years 24 hours storm event is controlled within the designed exceedance routes towards the River Axe. ? Details of phasing (where appropriate) and information of maintenance of drainage systems during construction of this and any other subsequent phases. ? Any works required on or off site to prevent flooding or pollution. Reason: To ensure that the development is served by a satisfactory system of surface water drainage and that the approved system is retained, managed and maintained throughout the lifetime of the development, in accordance with National Planning Policy Framework (July 2018) and the Technical Guidance to the National Planning Policy Framework.

The paper mill site The Old Railway Yard Haybridge Lane Wells Haybridge BA5 1AG