This application seeks approval for the installation of a Klargester BioDisc package treatment plant, with associated works. The existing drainage system is proposed to be upgraded to comply with current building regulations. The Klargester treatment plant will replace the outdated and no longer compliant cesspit. The proposal retains, repairs and extends the existing surface water drainage layout, while upgrading the foul drainage in accordance with manufacturers recommendations and current building regulations. The proposal makes use of existing outflows.