Title: Pol 6 Rev DS 09.05.18.pdf
Criterion 2. Where there is a high risk of contamination or spillage of substances such as petrol and oil, specification of oil/petrol separators (or equivalent system) in surface water drainage systems (see Compliance Notes for a list of areas).Criterion 3. Confirmation from the appropriate statutory body that they are content with the proposals.Criterion 4. A comprehensive and up-to-date drainage plan of the site will be made available for the building/site occupiers.The drainage engineer confirms in Pol6.doc01 that all run-off from the building is led to the public storm strain system. Therefor the following two compliance notes apply, as documented in plans Pol6.v01-04, and the credit can be awarded as default:Underground covered areas: Where it can be demonstrated that there will be no drainage or wash down facilities that may lead water from inside the underground or covered area to natural watercourses, then such areas comply with the assessment criteria by default.