Article 3

For Part 16 of Schedule 2 to the 1988 Order (development by or on behalf of sewerage undertakers) substitute–

“PART 16

DEVELOPMENT BY OR ON BEHALF OF SEWERAGE UNDERTAKERS

Permitted development

A

Development by or on behalf of a sewerage undertaker consisting of–

(a)

development not above ground level required in connection with the provision, improvement, maintenance or repair of a sewer, outfall pipe, sludge main or associated apparatus;

(b)

the provision of a building, plant or machinery or apparatus in, on, over or under land for the purpose of survey or investigation;

(c)

the maintenance, improvement or repair of works for measuring the flow in any watercourse or channel;

(d)

any works authorised by or required in connection with an order made under section 1 of the Drought Act 1976^f1 or sections 131 or 132 of the Water Act 1989^f2;

(e)

any other development in, on, over or under their operational land, other than the provision of a building but including the extension or alteration of a building.

Development not permitted

A.1

Development is not permitted by Class A(e) if–

(a)

it would consist of or include the extension or alteration of a building so that–

(i)

its design or external appearance would be materially affected; or

(ii)

the height of the original building would be exceeded, or the content of the original building would be exceeded, by more than 25%; or

(iii)

the floorspace of the original building would be exceeded by more than 1,000 square metres; or

(b)

it would consist of the installation or erection of any plant or machinery exceeding 15 metres in height or the height of anything it replaces, whichever is the greater.

Condition

A.2

Development is permitted by Class A(b) subject to the condition that, on completion of the survey or investigation, or at the expiration of 6 months from the commencement of the development concerned, whichever is the sooner, all such operations shall cease and all such buildings, plant or apparatus shall be removed and the land restored as soon as reasonably practicable to its former condition (or to any other condition which may be agreed with the local planning authority).”