Civil Engineering Report

WATER QUALITY & DRAINAGE CODE
Performance Criteria and Acceptable Solution
23 Bottlebrush Avenue, Noosa Head
22 May 2025
             PERFORMANCE OUTCOMES                                                 ACCEPTABLE OUTCOMES                                                            RESPONSE
                                                                    AO14.3
                                                                    For buildings:
                                                                    a) upstream runoff is diverted around the
                                                                         construction site;
                                                                    b) sediment barriers are provided downslope
                                                                         of disturbed areas to prevent sediment
                                                                         washing into gutters, drains
                                                                         and waterways , wetlands or drainage
                                                                         lines either on or off the site; and
                                                                    c) temporary or permanent downpipes are
                                                                         connected to the stormwater system before
                                                                         laying the roof; or
                                                                    d) localised erosion is avoided by directing
                                                                         flow from downpipes over non-erosive
                                                                         areas.
                                                                    AO14.4
                                                                    Chemical flocculants used as part of an erosion
                                                                    and sediment control plan do not harm the
                                                                    environmental values within receiving waters.


                                                                    AO14.5
                                                                    Appropriately sized litter containment areas,
                                                                    with provision for sorting recyclables are
                                                                    provided for the type of litter expected to be
                                                                    generated onsite.




https://mpncnetau.sharepoint.com/sites/administration/shared documents/10000-10999/10200-10299/10256/codes/22-05-25 water quality & drainage code_issue a.docx
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