Greenfield/Brownfield site – Definition

For the purposes of this Issue, the following definitions apply:

Greenfield site
A site which has never been built on, includes minimal development or which has been substantially cleared of all buildings and associated fixed surface infrastructure* and has subsequently remained undisturbed for five years or more.

* Typically, the site includes less than 5% residual development by area.

This supersedes the definition of ‘Greenfield’ for this Issue in the technical manual.

Brownfield site
Any site which does not fall within the above definition of ‘Greenfield site’