Storm Water management plan · MCU12/0133.03

Noosa Council documents


                  Bligh Tanner Consulting Engineers
                  Noosa Flexi Learning Centre Stormwater Management Plan
                  August 2012



                             Extended detention depth (m)                                     0m
                                           2
                             Filter area (m )                                                 92.5 m²
                             Unlined filter media perimeter (m)                               n/a
                             Saturated hydraulic conductivity (mm/hour). This should          180 mm/hr
                             be modelled once at 50 mm/hr and once at 200mm/hr.
                             Report as “50/200”
                             Filter depth (m)                                                 0.2
                             Overflow weir width (m)                                          20 m
                             Exfiltration rate (mm/hr)                                        180 mm/hr
                             If an exfiltration rate has been used, have node water           n/a
                             balance losses been used in calculation of treatment
                             train effectiveness? (Y / N / N/A)
                             If exfiltration rate has been used, is the exfiltration rate     Y
                             justified (Y / N / N/A)
                             Confirmation that K and C* remain default? (Y/N)                 Y




                  Table B13 Stormwater quality modelling results reporting table
                          Catchm         Pollutant           Inflows        Outflow         Reduction     Reduction       Water
                           ent ID                             (kg/yr)       s (kg/yr)        (kg/yr)      achieved       Quality
                                                                                                             (%)        Objective
                                                                                                                           (%)
                          TOTAL             TSS             330             145             185           56%          n/a
                                             TP             0.79            0.22            0.58          73%          n/a
                                             TN             7.3             1.9             5.5           74%          n/a




                                                                                                                Print Date: 2 March 2020, 2:19 PM