Part B - Attachments A to D

Natural Hazards Overlays Code

Table 13.8 Landslide hazard areas – Not Applicable
Table 13.9 Bushfire hazard areas – Not Applicable
Table 13.10 Flood Hazard areas – Not Applicable

Table 13.14 Acid sulfate soil areas
Specific Outcome                                  Probable Solution                                                 Response
13.39 Effects of works
General
O22    Works do not disturb acid sulfate soils   S22.1    Partial solution                                          R22 Complies
       or are managed to avoid the release of             The disturbance of acid sulfate soils is avoided by—      Acid sulfate soil (ASS) mapping indicates the site has low to
       acid or associated metal contaminants.                                                                       negligible probability of ASS occurrence. Limited disturbance
                                                               a) not excavating or otherwise removing soil or
                                                                                                                    of soil is expected as the proposed development is proposed
                                                                   sediment identified as containing acid sulfate
                                                                                                                    on an existing hardstand car parking area.
                                                                   soils;
                                                               b) not permanently or temporarily extracting
                                                                   groundwater that results in the aeration of
                                                                   previously saturated acid sulfate soils; and
                                                               c) not undertaking filling that results in actual
                                                                   acid sulfate soils being moved below the
                                                                   watertable or previously saturated acid
                                                                   sulfate soils being aerated;
                                                          OR
                                                 S22.2    The disturbance of acid sulfate soils avoids the
                                                          release of acid or associated metal contaminants by—
                                                               a) neutralising existing acidity and preventing
                                                                   the generation of acid and associated metal
                                                                   contaminants; and
                                                               b) preventing the release of surface or
                                                                   groundwater flows containing acid or
                                                                   associated metal contaminants into the
                                                                   environment.




December 2017                                                                     Cardno                                                                                   A1