Marlborough Sounds Resource Management Plan d) That the damming of any stream is limited to the damming of any stream draining a catchment area of no more than 20 hectares in area immediately upstream from the dam. e) That the damming shall not be carried out without the consent of those persons who may be adversely affected by the damming of the stream. 26.1.3.2 Permitted Activity The damming or diversion of any river or stream, or the diversion of overland flow and minor proportion of instream flow (including the placement of any struc ture) for the purposes of: • installing crossings over or through watercourses, for example culverts, bridges, fords and floodbanks; or • flood control, or erosion control works including, floodbanks, drainage outfalls and pumping stations and channel training and flood protection works is a Permitted Activity subject to the following conditions. 26.1.3.2.1 Conditions a) The Council is to be notified in writing at least 10 working days prior to the commencement of any work. The notifications shall give notice of: - The location of the works; - A description of the works; - The date of commencement of works; and - An estimation of the duration of the damming or diversion. b) That any diversion shall be limited to that contained within the existing flood channel of any watercourse. c) That any damming or diversion of water shall not have any adverse effect on any flora or fauna or recreational values. d) That no person shall dam any river or stream or divert any water so as to adversely affect any land owned or occupied by another person. 26.1.4 Structures Adjacent and Within Watercourses Unless specified in the schedule of water bodies and Table 1 in Appendix I and the Ecology Maps in Volume Three, or to the contrary elsewhere in the Plan, all proposed buildings and structures shall be set back at least 8 metres from the top of any bank of any river, or where there is a stopbank at least 8 metres from the landward toe of that stopbank, except that this shall not apply to culverts and bridges across rivers. Buildings and structures shall be set back at least 20 metres from the coast, lakes and wetlands. 26.1.4.1 Activities Associated with Monitoring and Sampling Structures Any activities associated with the installation, operation and maintenance of any equipment, measuring apparatus or similar device (excluding weirs) for the purposes of carrying out inspections, surveys, investigation, tests, measurements or taking samples otherwise restricted by sections 13(1)(a), (b), (d) and (e) of the Act is a Permitted Activity subject to the following conditions. 26 - 4