Development Application Part 2 - Environmental & Stormwater Management Plans · OPW11/0335

       Table 3: MUSIC Model Results from the Developed Site with Treated Stormwater
                        Water Quality Indicator                                                                  Result
 Estimated long-term concentration (mg/L)                                                   Median (mg/L)                   Maximum (mg/L)

 Suspended Solids                                                                                   <1                                3
 Total Phosphorus                                                                                < 0.01                              1.2

 Total Nitrogen                                                                                  < 0.01                              7.5
 Estimated long-term load (kg/year)                                                           % reduction                    Load (kg/year)
 Suspended Solids                                                                                   87                              140
 Total Phosphorus                                                                                   88                              0.4

 Total Nitrogen                                                                                     84                              2.4
Assume Kim= 150 mm/hr


             5.4.      LONG TERM MAINTENANCE OF STORMWATER MANAGEMENT FACILITIES

             Management actions for keeping the treatment train in working order are listed in Table
             4, and are described in detail in Appendix D. Management of stormwater during the
             construction phase will be covered by the Sediment and Erosion Control Plan.

Table 4: Management Actions of the Essence of Pereoian Stormwater Management Plan
      Management Action                                                                 Description
 EP-SMP-02                                   Maintaining the 100 m3 underground rainwater tanks associated with the
                                             ornamental garden irrigation scheme

 EP-SMP-03                                   Maintaining the vegetated buffer zones
 EP-SMP-04                                   Irrigating the ornamental gardens
 EP-SMP-05                                  Maintaining the bio-retention trenches
 EP-SMP-06                                  Maintaining the pipe infrastructure
 EP-SMP-07                                  Maintaining the terminal wetland
Refer to Management Actions in Appendix D of Simmonds and Bristow (2010)




02011 Simmonds & Bristow Pty Ltd                Pacific Plumbing - Scanlon Property Group Pty Ltd                       J-1109-155 - 8 September 2011
11 CLIENT FILES\Conlrasl Construcuons11 109-155C - Essence of Peregian SCEP Stage 1 Update109 Output DocumentsV-1109-155c_SMP_Scanion Property
Group_SECP_ge_ta_110905.doc                                                                                                            Page 8 of 21