planning report Other Change

Water Quality and Drainage Code

Performance Outcome                      Acceptable Outcome                           Compliance
Stormwater drainage design               AO1
PO1                                      A stormwater management plan is
The development and its                  prepared consistent with PSP6
stormwater management system is          Engineering Design Standards -
planned and designed having              Roads, drainage and earthworks.
regard to:
(a) the natural features of the site;
(b) the need to avoid impacts and
    potential risks to ecologically
    important areas;
(c) the likely effectiveness of
    erosion and sediment control
    and stormwater drainage
    measures during rainfall events
    during and post construction;
    and
(d) the need to protect
    environmental values and water
    quality of receiving waters both
    during and post construction.

PO2                                      AO2.1
Stormwater drainage infrastructure is    Stormwater drainage planning,
planned, designed and constructed        design and construction is in
to:                                      accordance with PSP6 Engineering
                                         Design Standards - Roads, drainage
a)   incorporate allowance for           and earthworks and the latest version
     increased flood risk and tidal      of the Queensland Urban Drainage
     inundation through pipework as      Design Manual.
     a result of cilmate change and
     sea level rise;                     AO2.2
                                         The stormwater drainage system
b)   ensure the development is           connects to a lawful point of
     adequately drained; and             discharge in accordance with PSP6
c)   ensure stormwater is managed        Engineering Design Standards -
     and lawfully discharged without     Roads, drainage and earthworks.
     altering stormwater drainage
     characteristics external to the     AO2.3
     site.                               Stormwater flows discharging from
                                         the development are demonstrated to
                                         be consistent with pre-development
                                         characteristics.

                                         AO2.4
                                         Development provides for the
                                         management of stormwater to
                                         incorporate appropriate allowance for
                                         climate change impacts (including
                                         rainfall intensity and sea level rise), in
                                         accordance with PSP6 Engineering
                                         Design Standards – Roads, Drainage
                                         and Earthworks.
PO3                                      AO3.1
Stormwater drainage infrastructure       Stormwater drainage infrastructure
conveys run-off in a manner that         meets the desired standards of
allows roads to deliver desired          service for roads functionality set out
standards of service appropriate to      in PSP6 Engineering Design
the local conditions and local           Standards - Roads, Drainage and
stormwater drainage characteristics.     Earthworks.
PO4                                      AO4.1
Stormwater infrastructure is             The location, design and construction
compatible with existing                 of stormwater drainage structures is
infrastructure, allows for easy access   in accordance with PSP6
for the ongoing maintenance by           Engineering Design Standards -
                                         Roads, drainage and earthworks.
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