Marlborough Sounds Resource Management Plan - Rai River (between O27 622 992 and O27 582 898 NZMS 260 Grid) - Pelorus River (between O27 484 847 and P27 735 935 NZMS 260 Grid) - Tinline River (between O27 518 949 and O27 521 880 NZMS 260 Grid) - Wakamarina River (between O27 600 805 and O27 663 909 NZMS 260 Grid) - Kaituna River (between P28 742 775 and P27 749 915 NZMS 260 Grid) 26.1.6 River Control and Drainage, and Road Works 26.1.6.1 Permitted Activities - River Control and Drainage, and Road Works River control and drainage works, and road works within the beds and banks of rivers are a Permitted Activity in all zones when carried out by a local authority exercising its powers under the Soil Conservation and River Control Act 1941 or the Land Drainage Act 1908; or roading authority operating under the Transit New Zealand Act 1989, providing the following conditions are met: 26.1.6.1.1 Gravel, Sediment or Debris Removal The removal of gravel or sediment or debris is a Permitted Activity provided that the following conditions are met: a) The removal of gravel or sediment by under water dredging occurs within braided rivers; b) Dredging shall not be carried out more than once in any 12 month period, per river reach. The Nelson Marlborough Fish and Game Council and Depart- ment of Conservation shall be consulted prior to dredging taking place; c) All reasonable steps shall be taken to avoid discoloration of the water; d) Excavators shall operate from the riverbank or any non wetted area within the river bed; e) Dredging shall be staged to retain suitable ecological habitat; f) Dredged material shall be retained on adjacent banks to provide opportunity for animals to re-enter the river, for a period not less than 12 hours; g) Dredging shall not be carried out between 1 August and 30 November in any year; and h) The size and shape of drainage channels shall not be substantially altered. 26.1.6.1.2 Channel Shaping, Beaching or Recontouring Channel shaping, beaching and recontouring limited to gravel riverbeds only is a Permitted Activity provided that the following conditions are met: a) Work shall not be below the water level; b) No machinery shall be operated in the water; c) Beaching work shall not be to a level higher than that of the natural river bank; d) The channel shape and form both in cross-section and longitudinal slope shall be kept similar to the typical natural river; and e) Operations shall be timed to recognise the needs of fish spawning and migration for both native and introduced fish and riverbed nesting birds. 26 - 8