Attachment H - Environmental Values Assesment

Callaghan and Toth Consulting Engineers______________________________________________________
Biodiversity Overlay

     retained and managed to avoid erosion
     and landslide and to protect natural
     resources and values.
     Engineering and site works                                                                                                                                The proposed new Hinterland Playground is located in
     O14 Development is sited and designed                             S14.1 Works, including roads, driveways, fences,                                        existing cleared areas and is located south of the existing
     to –                                                              sewer lines and other infrastructure –                                                  riparian vegetation along Cooroy Creek.
     a) provide adequate separation distance                           a) do not transect areas of vegetation; or
         between the vegetation to be                                  b) are co-located within a combined utility corridor;                                   During construction the retained vegetation will be clearly
         protected and the development to                                 and                                                                                  marked to ensure the retained vegetation is protected.
         avoid disturbing, destabilising and                           c) provide for fauna underpasses, speed reduction                                       The CEMP for the works will detail vegetation protection
         deoxygenating any tree or altering the                           devices and associated fencing, lighting and                                         requirements including stockpiling around retained
         drainage;                                                        warning signs, where appropriate;                                                    vegetation, access requirements, machinery access
     b) avoid traversing or fragmenting                                AND                                                                                     requirements etc.
         vegetation or habitats for significant                        S14.2 Development within or adjacent to areas of
         flora or fauna species; and                                   vegetation, incorporate fauna friendly fences;
     c) avoid creating barriers to faunal                              AND
         movement.                                                     S14.3 Vegetation is protected from interference
                                                                       resulting from clearing or construction activities by-
                                                                       a) clearly marking vegetation to be retained with
                                                                          flagging tape;
                                                                       b) installing protective fencing around the dripline of
                                                                          the vegetation and avoid filling and excavation in
                                                                          these fenced areas; and
                                                                       c) ensuring stock piling, storage and vehicle parking
                                                                          occur outside the identified vegetation areas;
                                                                       AND
                                                                       S14.4 Low impact construction techniques are used
                                                                       around vegetation to minimise interference with the
                                                                       vegetation.
     Filling and excavation                                                                                                                                    The proposed extension will require earthworks to create
     O15 Vegetation is not adversely impacted                          No solution provided.                                                                   the playground.
     upon by earthworks and changes to the
     hydrological regime, including changes to                                                                                                                 Hydrology and Water Management Consulting has
     ground water levels, flooding levels, run-                                                                                                                undertaken a flood study to review the affect of the
     off and tidal hydraulics.                                                                                                                                 proposed works for the proposed Hinterland Playground
                                                                                                                                                               on flooding levels. The report found that the existing and
                                                                                                                                                               developed case will not change the flooding levels, as
                                                                                                                                                               long as some mounds are removed and proposed viewing
                                                                                                                                                               platforms are taken out of the design. These changes
                                                                                                                                                               have been made to the design plans.


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