2017-11-07 P&E Committee - Attachment 1 to Item 1 - Amendments for Multiple Housing Type 2 Duplex & Minor Corrections

                                                                         column 1                                                      column 2
            Including amendments to 3 July 2017




                                                                   Specific Outcomes                                               Probable solutions
The Noosa Plan



                                                  Flooding and drainage66
                                                  O12 Buildings and other works are designed and                    S12.1 For new buildings or structures or
                                                  sited to—                                                         additions of more than 50m2 gross floor area to
                                                  a)     provide flood free access to premises and                  an existing building or structure, floor levels for
                                                         flood free habitable areas;                                habitable rooms are—
                                                  b)     allow only minor, short term and infrequent                a)     for areas where minimum floor levels are
                                                         flooding of non-habitable areas;                                  available—not less than the specified
                                                  c)     ensure carparking areas can be adequately                         level;
                                                         drained;                                                   b)     for areas where flood modelling is
                                                  d)     ensure drainage does not adversely impact                         available—a minimum of 300mm above
                                                         upon other premises; and                                          the modelled flood level; and
                                                  e)     ensure filling or excavation does not                      c)     for areas where flood modelling is not
                                                         adversely impact upon other premises by—                          available, a minimum of 300mm above
                                                          i.     causing ponding of water on the site                      the highest known flood level;
                                                                 or nearby land;                                    AND
                                                          ii.    increasing flooding, which adversely               S12.2 Where Council infrastructure is
                                                                 affects the safety or use of any land              available—
                                                                 upstream and downstream; and                       a) any drainage (from buildings and land)
                                                          iii.   adversely affecting the flow of water                    flows to that infrastructure; and
                                                                 in any overland flow path.                         b) the infrastructure has the capacity to
                                                                                                                          accept any additional loading;
                                                                                                                    AND
                                                                                                                    S12.3 Car parking and maneuvering areas
                                                                                                                    are constructed at a level that permits the
                                                                                                                    parking area to drain from the site by gravity
                                                                                                                    means, without the need for mechanical
                                                                                                                    pumping; or
                                                                                                                    S12.4 Basements for residential uses have
                                                                                                                    flood immunity above the 1%AEP defined
                                                                                                                    flood event where alternative means to
                                                                                                                    mechanical pumping are used to achieve such
                                                                                                                    immunity; or
                                                                                                                    S12.5 Basements for non-residential uses
                                                                                                                    have flood immunity above the 1%AEP
                                                                                                                    defined flood event that may be achieved by
                                                                                                                    means of mechanical pumping where the
                                                                                                                    mechanical feature is installed with adequate
                                                                                                                    holding tanks and an alternative back up
                                                                                                                    power source.




                                                  66
                                                    Information on minimum floor levels and flood levels for some parts of the Shire is available from Council. These
                                                  provisions are not limited to areas shown as Flood Hazard Areas on overlay maps OM1.3-9.3.



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