Operational Works Report_RosesRd Access 29 April2025

                                                                                                                 Callaghan & Toth

Performance Outcomes                                     Acceptable Outcomes                   RESPONSES - Hydrology
                                                         are incorporated into the
                                                         development, as detailed in the
                                                         document Water Sensitive
                                                         Designs small improvements,
                                                         new ideas, concepts and sketch
                                                         designs for stormwater filtration
                                                         systems (Healthy Waterways
                                                         Water by Design).

                                                         AO11.5
                                                         Floodplain management is
                                                         designed in accordance with the
                                                         Framework for the Integration of
                                                         Flood
                                                         and Stormwater Management into
                                                         Open Space published by Healthy
                                                         Waterways Water by Design
                                                         (version current at the time of
                                                         development application)
PO12                                                     AO12.1                            Complies with PO12
Development protects in-stream                           Where run-off from or within
ecology by maintaining pre-                              the site passes through or drains The culvert crossing has been
development low flow discharge                           to natural                        designed to comply with the
regimes and maintaining fish                             channels, waterways or wetlands, Accepted Development
passages.                                                development protects in-steam     Requirements (ADR) for
                                                         ecology by maintaining pre-       Waterway barrier Works.
                                                         development low flow discharge
                                                         regimes in accordance with the
                                                         frequent flow management
                                                         objectives in PSP6 Engineering
                                                         Design Standards - Roads,
                                                         drainage and earthworks

                                                         AO12.2
                                                         Instream structures such as
                                                         roads, bridges, culverts, and other
                                                         stormwater infrastructure do not
                                                         cause barriers to fish passage
                                                         and facilitate the movement of
                                                         terrestrial and aquatic fauna
                                                         along waterway corridors.

                                                         AO12.3
                                                         Benthic substrate retains a
                                                         continuous grade with the
                                                         direction of flow consistent with
                                                         the natural bed profile.
PO13                                                     AO13.1                                Complies with PO13
Development is designed and                              The location and form of
constructed to maintain surface and                      stormwater discharge points do        The works do not impact ground
ground water balances that sustain                       not alter the pre-development         water balances or existing
the environmental values of water                        hydrology of receiving surface        environmental values on site.
dependent ecosystems, including                          water or groundwater.
downstream aquatic,                                                                            There is minor clearing and the
riparian, wetland and terrestrial                        AO13.2                                crossing has been designed to
ecosystems.                                              Developments located on               ADR requirements for waterway
                                                         groundwater recharge or               barrier works.




Operational Works Application – Supporting Information                                                          April 2025
36 Roses Road, Federal                                                                                                  16