Marlborough Sounds Resource Management Plan 20 August 2015 34.1.7 Ship Building, Repairs and Maintenance Ship building, repairs and maintenance is a Permitted Activity provided that the activity does not cause contaminants to be discharged into freshwater, coastal water or deposited on the foreshore or seabed. 34.1.8 Hazards/Riparian Management 34.1.8.1 Except for internal alterations within an existing structure, building activity is not a Permitted Activity within the coverage of the Natural Hazards overlay identified on the Planning Maps. 34.1.8.2 All proposed buildings and structures shall be set back a minimum of at least 8 metres from the margin of any waterbody or where there is a stopbank at least 8 metres from the landward toe of that stopbank. 34.1.9 Protected Items Refer to rules relating to Heritage items (General Rules Chapter). 34.1.10 Land Disturbance 34.1.10.1 Land Disturbance General Any land disturbance activity which meets the conditions below is a Permitted Activity. a) Any increase in the concentration of suspended sediment shall not be more than 20% as measured by the ‘black disk’ method, notwithstanding that the concentration of suspended sediment in run-off water shall not exceed 200 grams/cubic metre at any point of discharge to any receiving water. The effects on the receiving water are to be measured at a distance downstream of two widths of the receiving watercourse or 50 metres, whichever is the lesser; b) No woody material of greater than 100mm diameter shall be left in any permanently flowing river, lake, wetland or sea as a result of a land disturbance operation; and c) All land disturbance sites are to be stable when subject to a storm event of 10% probability or less. 34.1.10.1.1 Exemptions Except any land disturbance activity which does not meet the above conditions or is in an area identified as a hazard area that is required for the purposes of constructing or providing access to any structure requiring a building permit under the Building Act 1991, shall be a Discretionary Activity, with no restriction on the exercise of Council’s discretion. 34 - 10