2021-11-15 GC Agenda - Item 7 - Attachment 1 - Coastal Hazards Adaptation Plan

            Noosa Shire Council



  Phase 4 – 5: Identifying assets of                             as well as from the community’s viewpoint (as it
                                                                 can provide recreational, cultural, natural, public
  importance and their risks                                     health and economic benefits).
  The next stage in the project was to identify                  Using a range of different criteria based
  which important Council, community and natural                 on Council’s existing approach to asset
  assets are expected to be exposed to each of                   management, and feedback provided by
  the hazard scenarios, and then determine what                  community stakeholders, a database of built
  the overall risks are to each. This stage of the               assets, infrastructure, and natural areas that are
  project was performed in alignment with national               considered most important to the community and/
  standards for risk assessment.                                 or Council was created. Further information on
                                                                 the results of this process can be found in the
  Identifying areas and assets at risk                           Locality Risk & Action Plans in Section 5. More
  In order to assess the future erosion and                      descriptions of each of the criteria used can be
  inundation risks throughout the Noosa region, it               found in the Phase 5 – Risk Assessment Report22.
  is necessary to understand which areas and key
  assets are presently at risk and which areas may               Identifying the level of risks to areas and
  become threatened in the future. The 2040, 2070                assets
  and 2100 planning horizons are used to assess
                                                                 A risk management approach has been applied
  risk which provides insight into prioritisation of
                                                                 to assessing risks related to all three coastal
  adaptation planning. For instance, an asset which
                                                                 hazards. The Australian Standard for identifying
  is threatened in 2040 may have more urgency,
                                                                 and managing risks is outlined in AS/NZ ISO
  and thus priority, for an adaptation response than
                                                                 31000:2018 Standard Risk Management
  an asset which is not expected to be at high risk
                                                                 Principles and Guidelines and this guideline has
  until 2100. Contrastingly, assets with a long useful
                                                                 been applied in the risk assessment used in the
  life (e.g. buildings and bridges) may require
                                                                 CHAP’s development.
  replacement or retrofitting significantly earlier
  than would have otherwise occurred (i.e. in the                This risk assessment approach has been
  absence of sea level rise) to ensure their safety              designed to provide a process to incorporate
  and functionality. By prioritising assets, Council             improved data and risk knowledge over time. It
  is able to commit resources accordingly based                  provides an important basis for focusing effort
  on likely asset life, desired function (including              and resources towards those assets or areas at
  safety), and vulnerability to coastal hazards.                 greatest risk from coastal hazards now and in
                                                                 future (i.e. prioritising high risk areas and assets)
  Assets were identified by comparing the hazard
                                                                 and then determining responses that avoid,
  modelling results with existing data on public
                                                                 mitigate, reduce or accept these risks where
  and private asset types and locations across
                                                                 feasible to an acceptable or tolerable level.
  the coastal zone. It’s important to acknowledge
  that not all assets require a specific response in             It should be noted that many assets for which
  this plan. For example, a single barbecue in a                 a specific risk assessment was not performed
  foreshore park is considered an asset, but given               can still benefit from adaptation actions taken
  its low cost of replacement and relatively short               for those assets that were assessed, due to their
  life, it is not worth developing a specific response           proximity. For example, foreshore works that
  for this asset. In contrast, the entire park itself            seek to prevent inundation from impacting a park
  is considered important, both from Council’s                   will also benefit the barbeque and playground
  perspective (as it owns and manages that asset),               facilities within the park.




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       BMT, 2020. Noosa Shire Council – Coastal Hazard Adaptation Plan Risk Assessment

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