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Development Potential
A three-step process was carried out to identify which undeveloped land is capable of accommodating increased development.
Step 1
Step 1 identified sites defined ‘designated residential sectors’ under the Warriewood Valley Planning Framework 2010. Any site not defined as a designated residential sector was excluded from further consideration. The Southern Buffer was also included for further investigation as a potential mixed-use precinct.
Step 2
Step 2 involved a land capability assessment. This took into account the environmental, economic and social attributes affecting the land. The outcome of this process was a Composite Land Capability Map
The Composite Land Capability Map is a series of map layers which outlines all possible issues that affect development capability. These range from the acidity of the soil and whether it’s prone to landslip, bushfire or flood. All these factors have to be taken into account by town planners when deciding if the land is able to be developed. The following set of base maps make up the Composite Land Capability Map for undeveloped land in Warriewood Valley:
- Acid Sulphate Soils Base Map
- Biodiversity Base Map
- Bushfire Base Map
- Coastal Processes Base Map
- Cultural (Heritage value) Base Map
- Estuarine Processes Base Map
- Foreshores and Waterbodies Base Map
- Geotechnical Base Map
- Proximity to Ridgelines Base Map
- Proximity to Watercourses Base Map
- Sewer Availability (reticulated) Base Map
- Slope Base Map
- Water Availability Base Map
Any area or site containing significant constraints related to the issues outlined in the maps were excluded from further consideration for increased density.
Source map layers are provided in Related Documents (below). These maps contain information which was used to generate each base map layer.
Step 3
Step 3 involved applying the outcomes of the Hydrology Study to the outcomes of Step 1 and 2. The study took into account the expected flood behaviour on the site, the requirements to provide a building area 500mm above the 1 in 100 year flood level, climate change and availability of emergency evacuation routes from each site.
As a result of Steps 1, 2 and 3 a Final Outcomes Map (Map 8 in the Draft Review Report) was produced. This has conclusively identified which of the undeveloped lands are capable of increased development or dwelling potential.
Updated: 30 Apr 2012
Related Document
- Source Information of Base Maps (Appendix 2 from Draft Report)
- Outcome of land Capability Assessment for Undeveloped Lands (Appendix 3 Draft Report)
- Acid Sulphate Soils Source Map
- Biodiversity Source Map
- Bushfire Source Map
- Coastal Processes Source Map
- Cultural (Heritage value) Source Map
- Estuarine Processes Source Map
- Foreshores and Waterbodies Source Map
- Geotechnical Source Map
- Proximity to Ridgelines Source Map
- Proximity to Watercourses Sourse Map
- Sewer Availability (reticulated) Source Map
- Slope Source Map
- Water Availability Source Map