2019-12-16 GC Agenda - Item 5 - Attachment 1 - Noosa Spit Shoreline Erosion Management Plan-Part 1

Noosa Spit SEMP Final Report                                                                                                                                                                                                                                                                                                                                                                                       67
Shoreline Erosion Mitigation Options

                                                                                         Table 4-3                               Rapid Assessment of Options Results




                                                                                                                                                                                                                                        Community Acceptability
                                                               Planning & Consultation




                                                                                                                                                                                                              Environmental or Social




                                                                                                                                                                                                                                                                                                                                                                   Score (Go = 1, Slow = 0,
                                                                                                                                                                                                                                                                                           Effectiveness over time
                                                                                                                                                                                                                                                                  Reversible / Adaptable




                                                                                                                                                                                                                                                                                                                     Legal / Approval Risk
                                                                                           Treats Erosion Issue




                                                                                                                                                       Maintains Foreshore




                                                                                                                                                                                                                                                                                                                                             Technical Viability
                                                                                                                                                                                                                                                                                                                                                                                              Recommended




                                                                                                                  Inundation Issue

                                                                                                                                     Maintains Beach




                                                                                                                                                                                            Recurrent Costs
                                                                                                                  Treats Oceanic
Option                Option Type                                                                                                                                                                                                                                                                                                                                                             Asset Type &/or




                                                                                                                                                                             Capital Cost
                                                                                                                                                                                                                                                                                                                                                                                              Other Comments




                                                                                                                                                                                                                                                                                                                                                                   Stop = -1)
                                                                                                                                     Amenity


                                                                                                                                                       Habitat




                                                                                                                                                                                                              Impact
No Regrets / Preliminary Actions
                      Monitor beach condition, scarp
                      location and recession rates to
                                                                                                                                                                               G               G                 G                          G                         G                        G                         G                       G                                            Beach and embankment
Monitoring            determine when risk approaches            ✓                                                                                                              o               o                 o                          o                         o                        o                         o                       o                     8                      scarp location.
                      unacceptable levels and
                      management triggers are reached.

                                                                                                                                                                                                                                                                                                                                                                                              Recently completed as
Detailed Beach        Undertake detailed hazard                                                                                                                                                                                                                                                                                                                                               part of the current study
                                                                                                                                                                               G               G                 G                          G                         G                        G                         G                       G
Erosion Hazard        assessment that identifies site           ✓                                                                                                              o               o                 o                          o                         o                        o                         o                       o                     8                      and should be reviewed
Studies               specific setback erosion distances.                                                                                                                                                                                                                                                                                                                                     and updated as new
                                                                                                                                                                                                                                                                                                                                                                                              data becomes available.
                                                                                                                                                                                                                                                                                                                                                                                              Joint funding may be
                                                                                                                                                                                                                                                                                                                                                                                              required to fund some
Investigate Joint     Investigate a range of potential joint
                                                                                                                                                                                                                                                                                                                                                                                              protection options that
                      funding arrangements to treat                                                                                                                            G               G                 G                          G                         G                        G                         G                       G
Funding               coastal hazard risks (state               ✓                                                                                                              o               o                 o                          o                         o                        o                         o                       o                     8                      are prohibitively
Arrangements                                                                                                                                                                                                                                                                                                                                                                                  expensive for Council
                      government, private landholder etc.).
                                                                                                                                                                                                                                                                                                                                                                                              alone and/or directly
                                                                                                                                                                                                                                                                                                                                                                                              benefit freehold land.

                      Build acceptance and resilience for                                                                                                                                                                                                                                                                                                                                     Suitable for residents
Community             coastal risk management in the                                                                                                                                                                                                                                                                                                                                          and wider community.
                      community by providing ongoing                                                                                                                           G               G                 G                          G                         G                        G                         G                       G                                            Could be delivered in
Education and         information regarding coastal             ✓                                                                                                              o               o                 o                          o                         o                        o                         o                       o                     8                      conjunction with CHAP
Consultation          hazards, risks, monitoring and                                                                                                                                                                                                                                                                                                                                          communication
                      implementation of actions.                                                                                                                                                                                                                                                                                                                                              activities.

                      Continue to implement and support                                                                                                                                                                                                                                                                                                                                       Continue to manage and
Dune and Habitat                                                                                                                                                               G               G                 G                          G                         G                        G                         G                       G
                      dune care/habitat management                                          ✓                                         ✓                 ✓                                                                                                                                                                                                              8                      encourage revegetation
Management            programs
                                                                                                                                                                               o               o                 o                          o                         o                        o                         o                       o
                                                                                                                                                                                                                                                                                                                                                                                              of Noosa Spit.




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