2019-12-11 SM Agenda - Item 1 - Attachment 4 - Final New Noosa Plan Part 8-9 Schedule Appendix Track Change version

      Performance Outcomes                                              Acceptable Outcomes
                                                                        maintenance costs and the requirement for specialized
                                                                        equipment for maintenance techniques.


      PO5                                                               AO5.1
      Stormwater drainage infrastructure is aligned to avoid crossing   Stormwater drainage infrastructure avoids crossing waterways,
      waterways, wetlands, drainage lines and ecological important      wetlands drainage lines and ecologically important areas or
      areas, or where it is demonstrated this is unavoidable,           follows the edge of existing disturbed areas.
      disturbed areas are reinstated and revegetated upon
      completion of works.                                              AO5.2
                                                                        Stormwater drainage infrastructure is co­located with other
                                                                        infrastructure within a combined utility corridor where
                                                                        appropriate.

                                                                        AO5.3
                                                                        Temporary vehicular crossings of waterways must be designed
                                                                        and constructed to be consistent with the current International
                                                                        Erosion Control Association Best Practice Book Series.



     Table 9.4.9.8.3 Criteria for assessment (part)
      Performance Outcomes                                              Acceptable Outcomes
      Stormwater quality and protection of receiving waters
      PO6                                                               AO6.1
      Development is located, designed, constructed and operated to     Stormwater runoff discharging into High Ecological Value
      protect and enhance environmental values and water quality of     waters as a result of development causes no increase in gross
      waterways, wetlands, lakes, ground waters and drainage            pollutants, total suspended solids, total phosphorous or total
      systems.                                                          nitrogen compared to a pre­development scenario.

                                                                      AND
      Editor’s note: Environmental values of waters and water quality
      objectives are prescribed in Schedule 1 of the Environmental    AO6.2
      Protection (Water) Policy 2009 and are identified on the State  All stormwater runoff is treated to achieve maximum removal of
      Planning Policy Interactive Mapping System.                     nutrients, gross pollutants and suspended solids as
                                                                      determined by cost to efficiency ratios. (e.g. bioretention basins
                                                                      must be sized to achieve at least 80% reduction in total
                                                                      suspended solids, 60% reduction in total phosphorous, 45%
                                                                      reduction in total nitrogen and 90% reduction in gross
                                                                      pollutants >5mm).

                                                                        OR

                                                                        AO6.3
                                                                        Developments achieve a minimum 3 drop rating consistent
                                                                        with the Water by Design Living Waterways Scoring Guide
                                                                        (Healthy Land and Water).

                                                                        Editor’s note— PSP6 Engineering Design Standards ­ Roads,
                                                                        Drainage and Earthworks provides guidance on stormwater
                                                                        design and modelling requirements.
      PO7                                                                AO7.1
      Water quality treatment systems use natural processes and         Water quality treatment systems are designed to be integrated
      materials, whenever possible, and are integrated into             into the landscape consistent with the technical design
      development to enhance biodiversity and landscape benefits.       guideline published by Healthy Land and Water Water by
                                                                        Design for the feature. (eg. For Bioretention Basins: Bioretention
                                                                        Technical Design Guidelines (October 2014) and for Wetland
                                                                        Systems the Wetland Technical Design Guideline (May 2017).
      PO8                                                               AO8.1


**FINAL DRAFT ­ Post Consultation 2019**                                                                                              Page 3 of 7