Last edited 04 May 2021


The SuDS Manual (C753) published by CIRIA in 2015, defines a rill as: ‘A small, shallow channel with flowing water.’

Biodiversity in new housing developments: creating wildlife-friendly communities, published by the NHBC Foundation in April 2021 defines a rill as a: ‘Hard landscaped linear SuDS channels used to move (convey) water between each treatment stage of a SuDS management train. Constructed from impervious materials. (Compare swales).’

[edit] Related articles on Designing Buildings Wiki

Designing Buildings Anywhere

Get the Firefox add-on to access 20,000 definitions direct from any website

Find out more Accept cookies and
don't show me this again