Volume Two 10. Business 2 Zone (a) a building located on a corner section must, as a minimum, be setback from the road boundaries at the corner behind a diagonal line joining points on the road boundaries 3m from the corner; (b) a building not located on a corner section may be built up to the road boundary; (c) where a property adjoins any land that is zoned Urban Residential 1, Urban Residential 2 (including Greenfields), Urban Residential 3, Rural Living, Coastal Living, Open Space 1, Open Space 2 or Open Space 3, a building must be set back a minimum of 5m from the zone boundary. 10.2.1.8. A building or structure must be set back a minimum of 8m from a river, drainage channel, Drainage Channel Network or the landward toe of a stopbank. 10.2.1.9. A building or structure must not be sited within 20m of a Riparian Natural Character Management Area. 10.2.1.10. A building or structure in which human effluent will be created must connect to, and dispose of its effluent into, a Council operated sewerage system designed for that purpose, if the system is within 30m of the property boundary or 60m of the closest building. 10.2.2. Noise. 10.2.2.1. 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 60 dBA L Aeq 10.00 pm to 7.00 am 55 dBA L Aeq 75dBL AFmax 10.2.2.2. An activity must not cause noise that exceeds the following limits at the boundary of, or within, any land zoned Urban Residential 1, Urban Residential 2 (including Greenfields), Urban Residential 3 or within the notional boundary of a dwelling within any other 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 10.2.2.3. Sirens and call out sirens associated with the activities of the New Zealand Fire Service are excluded from having to comply with the noise standards. 10.2.2.4. Noise must be measured in accordance with NZS 6801:2008 – Measurement of Environmental Sound, and assessed in accordance with NZS 6802:2008 – Environmental Noise. 10.2.2.5. Construction noise must not exceed the recommended limits in, and must be measured and assessed in accordance with, NZS 6803:1999 Acoustics – Construction Noise. 10.2.3. Use of external lighting. 10.2.3.1. All exterior lighting must be directed away from adjacent properties and roads so as to avoid any adverse effects on the neighbourhood or traffic safety. 10.2.3.2. Light spill when measured at the boundary of any adjoining property, measured 2m inside the boundary of the adjoining property, must not exceed 10 Lux spill (horizontal and vertical). 10 – 3