Town Planning Report and Appendices - Cooroibah

Performance outcomes                          Acceptable outcomes                                               Response     Comment
                                              when fish are known to be undertaking upstream
                                              spawning migrations, even on very small or zero flow
                                              events or river rises. Waterway barrier works are
                                              scheduled out of this period, or other provision for fish
                                              movement is made (for example, the use of a partial
                                              barrier, periodic barrier, stream diversion or fish way).
                                              And
                                              AO26.4 Where there are species at the site that require           N/A          Refer to Response AO26.1.
                                              downstream movement during works, provisions are
                                              made to allow those species to move downstream.
                                              And
                                              AO26.5 Water diversion around the site or through the             N/A          Refer to Response AO26.1.
                                              barrier is implemented if the barrier is in position for more
                                              than four weeks, and there is any flow in the system for
                                              the purpose of ensuring that vegetation die-off,
                                              decomposition and associated reduction in water quality
                                              does not become an issue upstream of the barrier, in
                                              areas where there is more than 30 per cent coverage of
                                              terrestrial grasses within the ponded area.
                                              And
                                              AO26.6 Where there are aquatic macrophytes                        N/A          Refer to Response AO26.1.
                                              immediately downstream of the barrier and those
                                              macrophytes would ordinarily be submerged or partially
                                              submerged, water will need to be passed across the
                                              barrier at all times to avoid their desiccation.
                                              And
                                              AO26.7 On removal of a temporary barrier, full movement           N/A          Refer to Response AO26.1.
                                              for fish is reinstated.
                                              And
                                              AO26.8 On removal of a temporary barrier, the waterway            N/A          Refer to Response AO26.1.
                                              bed and banks are returned to their original profile and
                                              stability, so that long-term fish movement at the site is not
                                              compromised.
PO27 Fish movement is required past           AO27.1 Development provides for adequate fish                     N/A          Refer to Response AO26.1.
temporary waterway barrier works where        movement through the incorporation of a fish way or fish
the duration of the barrier is greater than   ways for the works.
that allowed for under the code for self      And
assessable development Temporary
waterway barrier works (WWBW02),              AO27.2 The barrier:                                               N/A          Refer to Response AO26.1.

State development assessment provisions                                        Module 5 — Fisheries resources          5.2 Constructing or raising waterway barrier works in fish habitats state code
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