Volume Two 18. Open Space 2 Zone 18.2.3. Outdoor lighting. 18.2.3.1. The maximum height of any poles, support structures or fixtures associated with artificial lighting must not exceed 20m. 18.2.3.2. The lighting level at any point on the ground 2m inside the boundary of the Zone must not exceed 10 lux (lumens per square metre) measured horizontally and vertically. 18.2.3.3. There must be no greater than 2.5 lux spill (horizontal and vertical) of light onto any property zoned Urban Residential 1, Urban Residential 2 (including Greenfields) or Urban Residential 3, measured at any point more than 2m inside the boundary of the property. 18.2.4. Odour. 18.2.4.1. 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. 18.2.5. Smoke. 18.2.5.1. 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. 18.2.6. Dust. 18.2.6.1. The best practicable method must be adopted to avoid dust beyond the legal boundary of the area of land on which the activity is occurring. 18.2.7. Dust from any process vent or stack. 18.2.7.1. The dust must not contain hazardous substances. 18.2.7.2. The particulate discharge rate from any air pollution control equipment and dust collection system must not exceed 250mg/m at any time, corrected to 0°C, 1 3 atmosphere pressure, dry gas basis. 18.2.7.3. Dust particles must not exceed 0.05mm size in any direction. 18.3. Standards that apply to specific permitted activities 18.3.1. Recreational event or special event. 18.3.1.1. The event must not exceed seven consecutive days duration. 18.3.1.2. Where a site immediately adjoins or is located across a road from any land zoned Urban Residential 1, Urban Residential 2 (including Greenfields) or Urban Residential 3, the activity must not be conducted on the site between the hours of midnight and 7am. 18.3.1.3. All structures and other works accessory to the event must be removed and the site returned to its original condition within 5 working days after the activity has ceased. 18.3.1.4. If access is to be directly off a State Highway, approval from the Road Controlling Authority must be provided to the Council. 18.3.2. Planting of vegetation. 18.3.2.1. Only indigenous species must be planted in, or within 8m of, a Significant Wetland. 18 – 3