7 April 2006 Chapter 25 - Definitions RESIDENTIAL UNIT means a residential activity which consists of a single self- contained housekeeping unit, whether of one or more persons, and includes accessory buildings and a family flat. Where more than one kitchen facility is provided on the site, other than a kitchen facility for a family flat there shall be deemed to be more than one residential unit. For the purposes of this definition a residential unit shall include a holiday home, emergency unit or refuge. RESTRICTED COASTAL ACTIVITY has the same meaning as Section 2 of the Act. RETAIL SALES means the direct sale or hire to the public and the display or offering for sale or hire to the public of goods, merchandise or equipment but does not include direct marketing or network marketing. RIPARIAN AREA means a strip of land of varying width adjacent to any wetland, river, lake or coastal marine area which contributes to the natural functioning, character and quality of the waterbody or area, or the land margin, and their ecosystems. RIPARIAN MANAGEMENT ZONE means a specified width buffer for the purposes of natural hazard management, provision of public access and recreation, enhancing riparian habitat diversity, in-stream habitat or water quality of the waterbody adjacent to that riparian management zone. The width of the zone is measured from the boundary of the terrestrial vegetation immediately adjacent to the waterbody (see Figure 1, Appendix I). RIPARIAN VEGETATION means vegetation on land immediately adjacent to any wetland, river, lake or the coastal marine area (as defined in the Act). RISK means the probability of occurrence of an adverse effect from a substance combined with the magnitude of the consequence of that adverse effect resulting from the keeping of a substance or mixture of substances in a container, either above ground or underground. RIVER has the same meaning as in section 2 of the Act. ROAD has the same meaning as in section 2 of the Act. RUNANGA means an administrative body having mandate. RUN-OFF means water moving over the ground surface. RURAL INDUSTRY means an industry, constructional engineers’ and roading and cartage contractors’ workshops or yards where either: a) 75% of the total business is with the rural sector or; b) the nature of the industry is of such that it is inappropriately located within an Urban or Urban Industrial Zone. RURAL SELLING PLACE means any land, building or that part of a building on which farm produce is exchanged, sold, offered or displayed for sale either by wholesale and/ or retail provided that in the case where a purchaser harvests the produce, the Rural Selling Place means any land, building or part of a building on or in which such produce is weighed, packaged and sold. SEABED has the same meaning as in section 2 of the Act. SEDIMENT includes particulate soil and organic matter. SEL means sound exposure level (LEA) or SEL in decibels, as the level of the time integrated mean square A weighted sound pressure for a stated time interval or event, with a reference time of one second. See NZS 6801:1991 Clause 2.1 definition of sound exposure level. 25 - 13