Part B - Attachments A to D

 Specific Outcome                                  Probable Solution                                                  Response
          quality and quantity treatment                   and the Water by Design Bio retention Technical            See Attachment G – Hydraulic Services Plan for more
          infrastructure including, where                  Design Guideline.                                          detail.
          relevant, bio retention basin batters
          and maintenance access, without the
          need for retaining walls.
 O9      Stormwater conveyance channels use       S9.1       Landscape and ecological features (e.g. plant species    R9 Complies
         natural channel design principles to                and habitat types) used in stormwater conveyance
         convey external catchment                           channels are complementary to the local context,         The proposed development will utilise existing bio-retention
         stormwater through the development                  including natural waterways;                             basins for drainage, as well as the proposed drainage
         site and support landscape, passive                                                                          connection to the shopping centre.
                                                             AND
         recreation and ecological values.                                                                            See Attachment G – Hydraulic Services Plan for more
                                                  S9.2       Planting densities result in a stable channel over the   detail.
                                                             long term and minimize potential for invasive weed
                                                             growth.
 O10     Development design and operation         S10.1      Methods to prevent gross pollutants entering             R10.1 Complies
         facilitates nil increase in gross                   stormwater systems and waterways are adopted
         pollutants entering stormwater                      that—                                                    The proposed development will utilise existing bio-retention
         systems                                                                                                      basins for drainage, as well as the proposed drainage
                                                             a) are low maintenance;                                  connection to the shopping centre.
                                                             b) prevent nutrient leaching in the event scheduled      See Attachment G – Hydraulic Services Plan for more
                                                             maintenance is delayed;                                  detail.
                                                             and
                                                             c) facilitate human behaviour change (e.g. signage,
                                                             bins).




December 2017                                             Cardno                                                       3