4878GOVERNMENT GAZETTE, WA 7 October 2022

4878 GOVERNMENT GAZETTE, WA 7 October 2022 to the satisfaction of the Western Australian Planning Commission and other relevant agencies. 1.2 Part 1 of the Local Structure Plan is to make provision for— i. A functional road network and indicative lot layout that provides equitable and efficient access to Class 10 Restricted Access Vehicles (RAV10) to all lots over the precinct, including a centrally aligned loop road; ii. A road and lot layout which demonstrates that subdivision is able to occur on a staged basis on existing land ownership, including provision of suitable road and drainage infrastructure; iii. The central loop road to have a road reserve width of at least 40m to accommodate RAV10; iv. Other roads to have a width of at least 30m to accommodate RAV10; v. Staging details with triggers and responsibilities for road construction, to ensure construction of roads within the precinct, including temporary access arrangements; vi. Details are arrangements with Main Roads Western Australia and the local government on how the local road network and central loop road will connect to the broader RAV10 network, including Great Northern Highway, outlining associated road upgrades, intersection treatments, land requirements and cost responsibilities; vii. Identification of significant environmental features including those listed below, including management strategies to respond to these features to the satisfaction of the local government, and agencies responsible for environmental protection, wetlands, waterways and catchment management— a. waterways and drainage lines, including setbacks and areas to be revegetated; b. vegetation to be retained as part of maintaining and improving ecological values; c. general areas to be revegetated (if proposed); and d. fauna and fauna habitat including tree hollows for endangered cockatoo species. viii. A Landscape Master Plan shall be provided which ensures all plant species proposed on effluent irrigation areas are selected in accordance with Vegetation Guidelines for Stormwater Biofilters in the South-West of Western Australia. ix. Information on drainage and wastewater disposal arrangements, including the fill regime, drainage reserves and easements, compensating basins and indicative onsite basins and assumptions about run-off volumes and coordination of drainage. This shall— a. include details of storm water and wastewater generated over the precinct, and include a stormwater management strategy that identifies sub catchments and land required for compensating basins; b. recommend means for securing key drainage lines; c. provide information on water monitoring and/or geotechnical conditions to ensure water entering the site is same or better when it leaves the site, including the surface

7 October 2022 GOVERNMENT GAZETTE, WA 4879 water, groundwater, and natural or manmade drainage lines; d. provide information about pollutant and nutrient management, including impact on the Ellen Brook; e. demonstrate land capacity to handle wastewater loads and locations of onsite wastewater disposal in accordance with the Government Sewerage Policy including justification for any reduction proposed to separation distances to groundwater and drainage lines; f. make arrangements for road reserves and swales to be developed in accordance with the living stream concept. x. A drainage reserve along the western boundary along Tonkin Highway which connects to the Ellen Brook foreshore. xi. Demonstration of the level of fill required for lots to be capable of development to accommodate the full range of uses permissible in the zone and set out how this could be implemented, and by whom; and xii. Requirements for ongoing water quality monitoring over the precinct and identify apparatus to be installed. 2. Subdivision requirements and staging 2.1 Plans and information, including but not limited to the following, are to accompany a subdivision application— i. An Urban Water Management Plan which is consistent with the drainage approach set out in the structure plan to address potential impacts on the Ellen Brook, the Government Sewerage Policy, the impact of fill on adjoining land and environmental assets and addressing sedimentation, the risk of groundwater pollution and inundation. ii. A Site and Soil Evaluation demonstrating wastewater disposal in accordance with Government Sewage Policy; and iii. A Bushfire Management Plan. 2.2 Prior to, or at the time any lot in Precinct 3 is created, the following will be required— i. The whole length of the drainage reserve along the western boundary of the precinct and associated Ellen Brook foreshore reserve in accordance with the approved structure plan, is to be ceded to the Crown free of cost and without any payment of compensation by the Crown, and care, control and management of the reserve given to the local government; ii. An environmental management plan is to be prepared for the Ellen Brook foreshore to the satisfaction of the Department of Biodiversity, Conservation and Attractions and the local government; and iii. Arrangements are to be in place for installation of water monitoring apparatus by the landowner and/or developer over the precinct to monitor water quality in and out of the site and ongoing groundwater monitoring in accordance with the approach set out in the structure plan. 2.3 The following shall be required at the time the first lot is created within a subdivision proposal— i. A reticulated water and power supply to be provided to all lots by a licensed service provider; ii. Ceding of all land within the subdivision area for drainage and environmental purposes in