Updated Stormwater Management Plan · 132007.1841.7

necessary to attenuate the discharge to the existing drainage reserve to pre-development levels.
Pre- and post-development calculations are shown below, with the required detention storage
(maximum volume developed at the ARI 100-year event) of 12m3 accommodated within pipe, pit
and depression storage discharging to the existing downstream chamber. The maximum depth of
the inundated area will be 150mm.




                    Table 1 – IFD table for Noosaville (Bureau of Meteorology)




                                                                                   Actrol Noosaville
                                                                                       STP17-0504
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