Appendix C - Code Assessment

Natural Hazards Overlay Code
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Infrastructure                                     S17.1 Components of the sewerage treatment           S17.1 Not Applicable
O17 Sewerage treatment plants maintain their       plants that are likely to fail or may result in
function during flood events up to a 1% AEP        contamination are—
1:100 year ARI) flood event.                       a) located above the level of a 1% AEP (1:100
                                                   ARI) flood event; or
                                                   b) are designed and constructed to exclude
                                                   water inundation or infiltration and resist
                                                   hydrostatic and hydrodynamic forces as a result
                                                   of inundation.

O18 Community Uses and Infrastructure              S18.1 Community Uses and Infrastructure              S18.1 Not Applicable
Uses are able to function effectively during and   Uses are sited and constructed to ensure that
immediately after flood events.                    floor levels are not less than the AEP (or ARI)
c) avoiding concealment spots;                     levels identified below—
and                                                a) Emergency service facilities- 0.2% AEP
d) maintaining safe sight                          (1:500 ARI);
distances to and from road and building            b) Emergency shelter- 0.5% AEP (1:200 ARI);
corners, carpark entrances and driveways           c) Police station- 0.5% AEP (1:200 ARI);
(see Figure 14-16);                                d) Hospital- 0.2% AEP (1:500 ARI);
e) maintain safe sight distances                   e) Electricity substation- 0.2% AEP (1:500 ARI);
at planting bed ends within carparks;              f) Water treatment plant- 0.2% AEP (1:500
f) protecting solid fences from                    ARI);
graffiti by incorporating elements such as         g) Power station- 0.5% AEP (1:200 ARI);
landscaping, creepers, murals or vandal            h) Major electrical switch yard- 0.5% AEP
resistant paint; and                               (1:200 ARI); and
g) separating and defining                         i) Store for valuable records or items of historic
pedestrian and vehicle circulation routes.         or cultural significance- 0.5% AEP (1:200 ARI).

O19 All lots have sufficient area that is above    S19.1 The minimum area above flood level for         S19.1 Not Applicable
the 1% AEP (1:100 year ARI) flood level or         each lot, is in accordance with Table 13.11;
                                                                                                        The proposal does not incorporate any new lots.
where modelling is not available, the highest      AND
recorded flood level, to safely and adequately     S19.2!Where the existing roads servicing a