Amended Planning Report

Flooding, drainage and earthworks19
O2 Buildings and other works               S2.1 For new buildings or structures Not Applicable –
are designed and sited to—                 or additions of more than 50m2 of          Outside of flood hazard
a)    provide flood free access to         gross floor area to an existing            area
      premises and flood free              building or structure – floor levels of
      habitable areas;                     habitable rooms are—
b)    allow only minor, short term         a)      for areas where minimum floor
      and infrequent flooding of non-              levels are available—not less
      habitable areas;                             than the specified level;
c)    ensure the protection of             b)      for areas where flood
      persons and property in the                  modelling is available—a
      event of a flood and power                   minimum of 300mm above
      failure;                                     the modelled flood level; and
d)    ensure drainage does                 c)      for areas where flood
      not adversely impact                         modelling is not available, a
      upon other premises;                         minimum of 300mm above
      and                                          the highest known flood
e)    ensure filling, excavation or                level;20
      retaining structures do not
      adversely impact upon other          AND
      premises by—
               causing ponding of water S2.2 Enclosed car parking and                 Not applicable.
               on the site or nearby land; manoeuvring     areas are constructed   at
               and                         a level that permits the parking area to
       ii.     increasing flooding,        drain from the site by gravity means,
               which adversely affects     without the need for mechanical
               the safety or use of any    pumping;
               land upstream and
               downstream; and             AND
       iii.    adversely affecting
               the flow of water in        S2.3 Filling, other than accessways, Complies. Proposed
                                           does not extend more than 1m               filling, other than
               any overland flow                                                      required for
               path;                       beyond the footprint of any building,
       iv.     adversely affecting the     measured from the outer walls of the accessways, does not
                                           building.                                  extend more than 1m
               privacy or visual                                                      beyond the footprint of
               amenity of                                                             any building.
               surrounding
               properties.
AND
O3             Finished surface levels                                                Complies.
                                           S3.1 No solution provided
ensure land is free draining.

O4 Filling or excavation does             S4.1 Fill material placed over services Complies      -  No
not adversely affect sewer,               does not impose any additional infrastructure within
stormwater or water utility               surcharge loading on the service.         3m    of proposed
infrastructure.                                                                     development.
                                          S4.2 Where excavation is carried out-
                                          a)      a minimum cover of 600mm is
                                                  maintained around all utility
                                                  infrastructure (to top, sides and
                                                  base of services); or
                                          b)      a retaining wall is provided to
                                                  support the soil surrounding
                                                  the service;
                                          AND
                                          S4.3 Compaction with a vibrating roller
                                          is not carried out within 600mm of any
                                          utility infrastructure.

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