Appendix F - engineering report

                                                                                                        CALIBRE CONSULTING




Table 7-6: Division 19: Water Sensitive Design Code

Table 14-61


 Specific Outcomes                      Probable Solutions                            Proposed Measures
                                        (if code assessable)
 Water Reuse

 O1                                     S1.1
 Development uses a combination of      No solution provided.                         The development uses a combination
 detention and retention systems to                                                   of detention and retention. Please refer
 capture runoff from areas on the                                                     to the Concept Stormwater Quality
 site;                                                                                Report     No.     B14158.W       -01A
                                                                                      undertaken by Calibre Consulting
 AND
                                                                                      dated December 2014.

 O2                                     S2.1                                          Refer to the Concept Stormwater
                                                                                      Quality Management Report No.
 Water storage devices must have        No solution provided.                         B14158.W -01A undertaken by Calibre
 sufficient capacity having regard to
                                                                                      Consulting dated December 2014.
 local rainfall pattern and the
 catchment area of roof or other hard
 standing surface.
 AND

 O3                                     S3.1
 Captured water utilised for all non-   Captured water is plumbed to be               Refer to the Concept Stormwater
 potable uses on site;                  available for all external uses including
                                                                                      Quality Management Report No.
                                        gardening, irrigation, ponds, filling
 AND                                                                                  B14158.W -01A undertaken by
                                        swimming pools and outdoor cleaning,
                                        as well as all ground floor toilet cisterns   Calibre Consulting dated December
                                        and washing machine cold taps; and            2014.

                                        S3.2
                                        Where the captured water is used for
                                        toilet flushing and/or laundry use, an
                                        automatic or manual interchange
                                        device that allows alternate use of
                                        capture water or the reticulation water
                                        supply is installed to ensure that there
                                        is a continual supply of water for
                                        sanitary flushing and laundry use.

 O4                                     S4.1
 Onsite detention does not adversely    No solution provided.                         Refer to the Concept Stormwater
 impact on water requirements                                                         Quality Management Report No.
 downstream of the site where the                                                     B14158.W -01A undertaken by Calibre
 water is required to sustain the                                                     Consulting dated December 2014.
 ecology    and     hydrology     of
 downstream                 systems
 (environmental flows);
 AND

 O5                                     S5.1
 Within the Shire Business Centre       No solution provided.                         N/A
 site, as shown on Map SBC, on site
 detention measures are contained



B14158.W | COOROY RETIREMENT COMMUNITY | PALM LAKE RESORTS                                      CIVIL ENGINEERING REPORT | 23