Chapter 30 - Sounds Residential Zone 30.1.3.3 Yards - Applicable to all Sites over 4,000m² Where a building site has been identified on a plan of subdivision for a dwellinghouse it shall be sited thereon. In all cases: a) Yard abutting the Coastal Marine Area where riparian rights exist 20.0 metres b) All other yards 8.0 metres 30.1.3.4 Site Coverage Not more than 15% of the site may be covered by permanent buildings provided that the maximum permitted site coverage for sites pre-existing the Plan becoming operative is 20%. 30.1.4 Conservation, Amenity and Heritage 30.1.4.1 Protected Items Refer to rules relating to Heritage. (Refer to General Rules Section). 30.1.4.2 Protection of Sites of Ecological, Archaeological and Cultural Significance 30.1.4.2.1 No activity shall modify the botanical, ecological or wildlife values identified in Appendix B and shown on the relevant Planning Maps. 30.1.4.2.2 No land disturbance may damage or adversely affect any identified site of iwi significance unless expressly agreed to in writing by the iwi who have jurisdiction or manawhenua over it. 30.1.4.2.3 Any person unearthing or otherwise disturbing any historical, cultural, archaeological artefact or waahi tapu of significance to iwi during the course of a land disturbance operation shall cease work immediately and report the discovery to the Council. Work may not recommence unless expressly agreed to it in writing by the iwi who have jurisdiction or manawhenua over it, the New Zealand Historic Places Trust or a resource consent to a Discretionary Activity has been obtained. 30.1.4.2.4 No land disturbance may damage or adversely affect any historical, cultural or registered archaeological artefact or site unless an authority to do so has been granted by the New Zealand Historic Places Trust. 30.1.5 Land Disturbance Control 30.1.5.1 Land Disturbance - General Any land disturbance activity which meets the following conditions is a Permitted Activity. 30.1.5.1.1 Conditions 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 30 - 3