# Drainage (Northern Ireland) Order 1973, Paragraph 4


New construction, including—
(a) the diversion of watercourses, whether natural or artificial, and their feeders;
(b) the cutting through of “U” or “S” bends so as to straighten and shorten the channel;
(c) the construction of new watercourses, and of new outfall channels to existing main drains and their feeders;
(d) the reconstruction and improvement of bridges, locks, overflows, weirs, hatches and outfalls necessitating structural alterations;
(e) the reconstruction of damaged or inadequate bridges and culverts, and the substitution of new bridges and culverts therefor;
(f) the building of embankments and walls for the prevention of flooding or erosion;
(g) the formation of cattle water-places, sheep-dipping and other conveniences, the provision of which is calculated to minimise the risk of future damage to improved watercourses.

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Source: https://www.legislation.gov.uk/nisi/1973/69/schedule/2/paragraph/4 (the official version)
Page: https://openlegislation.uk/drainage-northern-ireland-order-1973/schedule-2/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.