Appendix 2 - Code Assessment

  PO8                                                            AO8.1                                                       Compliant
  Water quality treatment infrastructure to be dedicated as      Detailed life cycle costing is provided for the entire      Where required, any stormwater quality treatment will be
  public assets are proven to be suitable for its use and of a   treatment train system including replacement costs of       in accordance with best practice principles.
  cost effective and efficient standard.                         asset parts.

                                                                 AO8.2 Treatment systems dedicated as public assets are
                                                                 designed to minimise maintenance, renewal and adaption
                                                                 costs and the requirement for specialised equipment,
                                                                 material or maintenance techniques.

                                                                 AO8.3
                                                                 Vegetated stormwater management systems to be
                                                                 dedicated as public assets are established and maintained
                                                                 during the maintenance period to ensure optimal
                                                                 vegetated growth and that the functional elements of the
                                                                 system achieve the design function at the end of the
                                                                 maintenance period.

  PO9                                                            AO9.1                                                       Compliant
  Treatment systems are designed to eliminate or minimise        Free draining inlets and outlets are provided to ensure     The proposed development will ensure no ponding of
  health, safety and aesthetic hazards, including risks          that waters do not pond for more than 24 hours.             stormwater and no retaining walls are required for water
  associated with insect breeding, odour and public safety.                                                                  quality treatment.
                                                                 AO9.2
                                                                 Developments are designed to eliminate retaining walls in
                                                                 excess of 0.8m for any water quality treatment device.

  Hydrology and waterway stability
  PO10                                                           AO10                                                        Not Applicable
  Development prevents increased bed and bank erosion and        The development is designed to:                             The subject site does not contain or adjoin a waterway.
  sedimentation in receiving waterways by avoiding changes       a) limit the peak 1 year ARI event discharge within the
  in low rate, peak flow run-off and flow duration.                 receiving waterway to the pre-development peak 1
                                                                    year discharge;
                                                                 b) maximise pervious areas by using pervious
                                                                    alternatives for otherwise impervious areas wherever
                                                                    possible;
                                                                 c) provide for capture and reuse of stormwater for non-
                                                                    potable purposes for gardening, toilet flushing,
                                                                    laundry and hot water supply uses;
                                                                 d) incorporate appropriate detention features; and
                                                                 e) incorporate natural channel design principles

                                                                 Editor’s note: The Sustainable Building Design
                                                                 Code includes requirements for stormwater capture and
                                                                 reuse.


Ref: 204099.T003                                                                                                                                                               Page     4
214 David Low Way
PEREGIAN BEACH QLD 4573