Civil Engineering Report

WATER SENSITIVE DESIGN CODE
Performance Criteria and Acceptable Solution
83 Butler Street, Tewantin
3 March 2022

              PERFORMANCE OUTCOMES                                                ACCEPTABLE OUTCOMES                                                   RESPONSE

Use of natural treatments and systems
PO7                                                                AO7.1                                                        RO7
Natural treatment strategies, including grass swales and           No probable solution                                         Not applicable – The works do not involve construction of 6
bio-retention systems, vegetated filtration strips and gross                                                                    or more lots. Therefore, water quality treatment is not
pollutant traps, are used wherever possible.                                                                                    required as per the SPP requirements. Refer to the
                                                                                                                                Stormwater Management Plan prepared by MPN Consulting
                                                                                                                                for further information. Future residential developments on
                                                                                                                                the new lots will incorporate ‘best management practice’
                                                                                                                                wherever possible, to minimise impacts and satisfy water
                                                                                                                                quality requirements.
PO8                                                                AO8                                                          RO8
Development design including density and scale provides             Integration of stormwater quality treatment is in           Not applicable – The works do not involve construction of 6
adequate footprint to integrate all elements of stormwater          accordance Healthy Waterways Water Sensitive Urban          or more lots. Therefore, water quality treatment is not
quality and quantity treatment infrastructure including,            Design Guidelines for South East Queensland and the         required as per the SPP requirements. Refer to the
where relevant, bio retention basin batters and maintenance         Water by Design Bio retention Technical Design              Stormwater Management Plan prepared by MPN Consulting
access, without the need for retaining walls.                       Guideline.                                                  for further information. Future residential developments on
                                                                                                                                the new lots will incorporate ‘best management practice’
                                                                                                                                wherever possible, to minimise impacts and satisfy water
                                                                                                                                quality requirements.

PO9                                                                AO9.1                                                        RO9.1
Stormwater conveyance channels use natural channel                  Landscape and ecological features (e.g. plant species and   Not applicable – No open stormwater conveyance channels
design principles to convey external catchment stormwater           habitat types) used in stormwater conveyance channels       are proposed to be constructed as part of the development.
through the development site and support landscape,                 are complementary to the local context, including natural
passive recreation and ecological values.                           waterways;

                                                                   AND




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