Paragraph C Permitted development
Development carried out by or on behalf of the Crown on operational Crown land for operational purposes consisting of—
(a)
the installation of additional or replacement plant or machinery;
(b)
the provision, rearrangement or replacement of a sewer, main, pipe, cable or other apparatus; or
(c)
the provision, rearrangement or replacement of a private way, private railway, siding or conveyor.