Volume Two 19. Open Space 3 Zone 19.2.1.3. A building or structure must not be sited in, or within 8m of, a river, lake, Significant Wetland, drainage channel, Drainage Channel Network or the landward toe of any stopbank or the sea. 19.2.1.4. A habitable or accessory building must have a fire safety setback of at least 100m from any existing commercial forestry or carbon sequestration forestry on any adjacent land under different ownership. 19.2.1.5. On land within the Limestone Coastline Outstanding Natural Feature and Landscape: (a) except for a building or structure with a total area not exceeding 10m, 2 a building platform must be located at least 20m vertically below a Significant Ridgeline; (b) the paint applied to the exterior cladding of a building or structure must have a light reflectance value of 45% or less. 19.2.1.6. On land within the Wairau Dry Hills Landscape: (a) except for a building or structure with a total area not exceeding 10m, 2 a building platform must be located at least 20m vertically below a Significant Ridgeline; (b) the paint applied to the exterior cladding of a building or structure must have a light reflectance value of 45% or less. 19.2.1.7. Except for the construction or siting of a fence or gate necessary for farming activity, or for conservation purposes, no building or structure must be constructed or sited within the White Bluffs Outstanding Natural Feature and Landscape. 19.2.1.8. A building or structure that has the potential to divert water must not be within a Level 2 Flood Hazard Area. 19.2.1.9. A building or structure must not be within a Level 3 Flood Hazard Area. 19.2.2. Noise. 19.2.2.1. An activity must not cause noise that exceeds the following limits at the Zone boundary or within the Zone: 7.00 am to 10.00 pm 50 dBA L Aeq 10.00 pm to 7.00 am 40 dBA L Aeq 70dBL AFmax 19.2.2.2. Noise must be measured in accordance with NZS 6801:2008 Acoustics – Measurement of Environmental Sound, and assessed in accordance with NZS 6802:2008 Acoustics – Environmental Noise. 19.2.2.3. Construction noise must not exceed the recommended limits in, and must be measured and assessed in accordance with, NZS 6803:1999 Acoustics – Construction Noise. 19.2.3. Odour. 19.2.3.1. The odour must not be objectionable or offensive, as detected at or beyond the legal boundary of the area of land on which the permitted activity is occurring. 19.2.4. Smoke. 19.2.4.1. The smoke must not be objectionable or offensive, as detected at or beyond the legal boundary of the area of land on which the permitted activity is occurring. 19 – 3