Code Assessment - 12 Eenie Creek Rd (RESOLVED DRAFT)

regimes and maintaining fish            steam ecology by maintaining pre­­
                                                                               proposal does not materially alter the
passages.                               development low flow discharge
                                                                               impervious area: the works are within the
                                        regimes in accordance with the
                                                                               existing building footprint, and at the
                                        frequent flow management
                                                                               frontage a new garden bed is introduced
                                        objectives in PSP6 Engineering
                                                                               while the existing frontage garden is
                                        Design Standards ­ Roads, drainage
                                                                               removed, so the net change is minor. Any
                                        and earthworks
                                                                               regrading associated with the accessible
                                        AO12.2 Instream structures such as
                                                                               parking space is localised and will
                                        roads, bridges, culverts, and other
                                                                               maintain existing drainage patterns and
                                        stormwater infrastructure do not
                                                                               the existing point of discharge. No change
                                        cause barriers to fish passage and
                                                                               to the stormwater management system is
                                        facilitate the movement of
                                                                               proposed. Confirmation of finished
                                        terrestrial and aquatic fauna along
                                                                               surface treatment is a matter for detailed
                                        waterway corridors.
                                                                               design and is capable of being
                                        AO12.3 Benthic substrate retains a
                                                                               conditioned.
                                        continuous

PO13                                    AO13.1, AO13.2
                                                                               Complies with PO
Development is designed and             The location and form of
                                                                               The site is presently developed and
constructed to maintain surface and     stormwater discharge points do not
                                                                               sealed, and stormwater discharges to the
ground water balances that sustain      alter the pre­development hydrology
                                                                               existing lawful point of discharge. The
the environmental values of water       of receiving surface water or
                                                                               proposal does not materially alter the
dependent ecosystems, including         groundwater.
                                                                               impervious area: the works are within the
downstream aquatic, riparian,           AO13.2 Developments located on
                                                                               existing building footprint, and at the
wetland and terrestrial ecosystems.     groundwater recharge or discharge
                                                                               frontage a new garden bed is introduced
Construction and establishment of       areas are designed and managed in
                                                                               while the existing frontage garden is
stormwater management systems           accordance with a groundwater
                                                                               removed, so the net change is minor. Any
assessment (part) Performance           recharge and discharge
                                                                               regrading associated with the accessible
Outcomes Construction and               management plan prepared by a
                                                                               parking space is localised and will
establishment of stormwater             suitably experienced and qualified
                                                                               maintain existing drainage patterns and
management systems                      groundwater hydrologist. The
                                                                               the existing point of discharge. No change
                                        groundwater recharge or discharge
                                                                               to the stormwater management system is
                                        must demonstrate that the
                                                                               proposed. Confirmation of finished
                                        development does not affect
                                                                               surface treatment is a matter for detailed
                                        groundwater balances beyond the
                                                                               design and is capable of being
                                        property boundaries. drainage and
                                                                               conditioned.
                                        earthworks provides guidance on
                                        prepare a groundwater recharg

PO14                                    AO14.1
                                                                               Complies with PO
Construction methods provide for        An erosion and sediment control
                                                                               The site is presently developed and
appropriate controls to avoid entry     plan prepared in accordance with
                                                                               sealed, and stormwater discharges to the
and transport of litter, sediment,      the International Erosion Control
                                                                               existing lawful point of discharge. The
and associated prescribed water         Association Best Practice Books
                                                                               proposal does not materially alter the
contaminantsinto receiving waters.      demonstrates that the capture and
                                                                               impervious area: the works are within the
Environmental Protection Act 1994.      release of stormwater achieves the
                                                                               existing building footprint, and at the
Performance Outcomes Acceptable         design objectives listed in Table A:
                                                                               frontage a new garden bed is introduced
Outcomes drainage and earthworks        Construction phase – stormwater
                                                                               while the existing frontage garden is
provides guidance on requirements       management design objectives of
                                                                               removed, so the net change is minor. Any
for preparing an Erosion                the State Editor’s note— PSP6
                                                                               regrading associated with the accessible
Management Plan. AO14.2                 Engineering Design Standards ­
                                                                               parking space is localised and will
Construction works are designed         Roads, upstream runoff is diverted
                                                                               maintain existing drainage patterns and
and managed to restrict the extent      around the construction site;
                                                                               the existing point of discharge. No change
of clearing and soil exposure to the    sediment barriers are provided
                                                                               to the stormwater management system is
minimum necessary for access, and       downslope of disturbed areas to
                                                                               proposed. Confirmation of finished
safe construction at any one time.      prevent sediment washing into
                                                                               surface treatment is a matter for detailed
AO14.3 For buildings: (a) (b) (c) (d)   gutters, drains and waterways ,
                                                                               design and is capable of being
AO14.4 Chemical flocculants used        wetlands or drainage lines either on
                                                                               conditioned.
as                                      or off the

PO15                                    AO15
                                                                               Complies with PO
Development does not discharge          Wastewater (non­sewage) generated
                                                                               The site is presently developed and
wastewater unless it can be             from the development is collected
                                                                               sealed, and stormwater discharges to the
demonstrated to not compromise          and contained on­site, and is: