RFI - Attachment D - Assessment of Environmental values - Callaghan and Toth

Callaghan and Toth Consulting Engineers______________________________________________________
Biodiversity Overlay

                                                                           S14.4 Low impact construction techniques are used
                                                                           around vegetation to minimise interference with the
                                                                           vegetation.
     Filling and excavation                                                                                                                                         Hydrology and Water Management Consulting has
     O15 Vegetation is not adversely impacted                              No solution provided.                                                                    undertaken a flood study to ensure the proposed works on
     upon by earthworks and changes to the                                                                                                                          the Lower Mill site and the proposed Hinterland
     hydrological regime, including changes to                                                                                                                      Playground do not affect flooding levels.
     ground water levels, flooding levels, run-
     off and tidal hydraulics.
     13.10 Vegetation management
     Replanting and rehabilitation                                                                                                                                  There is no proposed clearing on site.
     O16 development provided for                                          S16.1 Landscaping and rehabilitation complements
     ecologically important areas to be                                    and supports ecologically important habitats by-
     restored and enhanced through the                                     a) utilising native plans of local origin;
     following measures-                                                   b) utilising suitable plant species identified in PSP3 –
     a) siting landscaped areas to                                            landscaping Plants and Guidelines;
         complement and enhance existing                                   c) replicating adjacent remnant habitats, including
         vegetation;                                                          understorey vegetation;
     b) removal of all species likely to displace                          d) creating or enhancing linkages between existing
         native flora species or degrade fauna                                habitats;
         habitat;                                                          e) avoiding the use of undesirable plant species
     c) replanting and rehabilitating degraded                                listed in table 9.1 of PSP3 landscaping Plans and
         habitat; and                                                         Guidelines; and
     d) replacing any vegetation removed with                              f) planting riparian zones to filter stormwater run-off
         suitable replacement vegetation of                                   and provide for wildlife habitat;
         local origin.
                                                                           AND
                                                                           S16.2 Vegetation removed is replaced with –
                                                                           a) plantings of equivalent area that replicate the
                                                                              floristic structure of the vegetation removed; or
                                                                           b) where this is not possible due to the
                                                                              characteristics of the site and the development,
                                                                              plantings twice the number of the removed trees
                                                                              and plants of local origin.
     Fire management                                                                                                                                                N/A
     O17 Fire management measures are                                      No solution provided.
     adopted based on ecological principles,
     which-
     a) maintain and enhance biodiversity;
     b) minimise threat of fire to the natural
        environment, life and property; and
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