Town Planning Report and Appendices - Cooroibah

Performance outcomes                                 Acceptable outcomes                                             Response     Comment
Department of Agriculture, Fisheries and             (1) is a partial barrier
Forestry, April 2013.                                (2) does not constrict the area or flows of a low flow
Editor’s note: Code for self assessable                  channel
development Temporary waterway barrier
works (WWBW02), Department of Agriculture,           (3) all work will be completed (and the barrier removed)
Fisheries and Forestry, April 2013 and the GIS           during low flows when the flow will be contained
data layer ‘Queensland waterways for                     wholly within a low flow channel. This would require a
waterway barrier works’ provide guidance on              predictable flow regime where the likelihood of flow
the acceptable length of time that a temporary           events during the works is very small (for example a
barrier may remain in place in particular                1 in 20 year probability).
streams.
                                                     And
                                                     AO27.3 The barrier is opened periodically every five days       N/A          Refer to Response AO26.1.
                                                     for at least 48 hours to allow fish movement and water
                                                     exchange.
                                                     And
                                                     AO27.4 Fish movement is provided for via a stream               N/A          Refer to Response AO26.1.
                                                     diversion.
PO28 Erosion control elements of the                 AO28.1 The use of gabions is avoided to prevent fish            N/A          Refer to Response AO26.1.
temporary waterway barrier works do not              entrapment on receding flows.
impact on fish passage.
PO29 Fish passage is not necessary or                AO29.1 It is demonstrated through an appropriate level of       N/A          Refer to Response AO26.1.
desirable, for the best management, use,             scientifically designed and executed fish survey by a
development or protection of fisheries               suitably qualified and experienced entity that there are no
resources or fish habitats, for the                  fish in the area during any flow regimes.
temporary waterway barrier works to                  And
provide for the movement of fish across
the barrier works.                                   AO29.2 The conditions at the site causing fish to be            N/A          Refer to Response AO26.1.
Editor’s note: ‘Other barriers’ referred to in the   absent are not able to be remediated while the proposed
Fisheries Act 1994 may be applied to existing        barrier is in place.
natural barriers that preclude upstream fish         Or
movement. Provision of upstream fish
movement at barrier works on the site of a           AO29.3 There are other barriers in the area where the           N/A          Refer to Response AO26.1.
waterfall that does not drownout is not              waterway barrier works is, or is to be, located which
necessary, providing that the works do not           prevent movement of fish located in the area.
impact on climbing fish species (for example,
with the installation of smooth surfaces or          And
overhangs).
                                                     AO29.4 Other barriers in the area of the waterway barrier       N/A          Refer to Response AO26.1.
                                                     works could not reasonably be expected to be modified or
                                                     removed in the future to restore fish passage.
                                                     And
                                                     AO29.5 Fish passage is not provided where this would            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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