Town Planning Report · REC15/0011

                                                                                                        Town Planning Report
                                      Development Permit for a Reconfiguration of a Lot (1 Lot into 11 Residential Lots and 1
                                                                                                 Balance Environmental Lot)
                                                                                                     1 George Street, Tewantin



 SPP Assessment Requirements                     Response
 Water Quality
 Receiving waters
 (1) avoids or otherwise minimises               Two 73m2 bio-retention basins are located within proposed Lot
     adverse         impacts        on     the   900 for the treatment of stormwater run-off. Water from the lots
     environmental values of receiving           is conveyed to the bio retention basins via a conventional piped
     waters, arising from:                       inter-lot drainage system. A gravel access is proposed down the
     (a) altered stormwater quality or           eastern and western side of the site to provide access for
          flow, and                              maintenance of the bio retention basins. Preliminary engineering
                                                 advises are that a non-worsening level of stormwater run-off is
     (b) wastewater            (other     than
                                                 likely to be achieved. Details are anticipated as being provided
          contaminated stormwater and
                                                 as part of a future development application for Operational
          sewage), and
                                                 Works.
     (c) the creation or expansion of non-
          tidal artificial waterways, and
 (2) complies with the SPP code: Water           The proposed development complies with the SPP code: Water
     quality (Appendix 3).                       quality (Appendix 3)
 Acid sulfate soils
 (1) avoids the disturbance of acid sulfate      The subject land accommodates a gentle slope from George
     soil by:                                    Street to the south. The Proposal Plans at Appendix B clearly
     (a) not excavating or otherwise             demonstrate that the majority of the proposed residential lots lie
           removing soil or sediment that        wholly above 5m AHD and any excavation or filling work is not
           contains acid sulfate soil (ASS),                                            3
                                                 anticipated as being in excess of 100m .
           and
                                                 It is noted that proposed Lot 900 as shown on the Proposal Plans
     (b) not permanently or temporarily
                                                 included at Appendix B of this report is intended to
           extracting   groundwater      that
                                                 accommodate two bio-retention basins. Whilst the location of this
           results in aeration of previously
                                                 lot is below 5m AHD, it is not anticipated that excavation works
           saturated ASS, and
                                                 associated with the basin will exceed 100m3 or more of material.
     (c) not undertaking filling that results
           in moving ASS below the water         Notwithstanding, it is expected that an Acid Sulfate Soils
           table, or                             Management Plan will be provided prior to construction works.
                                                 The Acid Sulfate Soils Management Plan will be provided as part
 (2) ensures that the disturbance of ASS         of an Operational Works application.
     avoids or minimises the mobilisation
     release    of    acid    and     metal
     contaminants by:
     (a) neutralising existing acidity and
          preventing the generation of acid
          and metal contaminants, and
     (b) preventing the release of surface
          or groundwater flows containing
          acid and metal contaminants into
          the environment.




PR122205-3: Ver. C – 19/06/15
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