2021-01-18 GC - Item 3 - Attachment 3 - Cost Benefit Analysis for Coastal Erosion Options

Table 5        Teewah - Present Value ($m relative to base case)

                                                  Option 2                    Option 3         Option 4   Option 5   Option 6
 Costs
 Dune management costs                            0                           0
 Augmentation costs                                                           17
 Seawall costs                                                                                 7
 Property development costs                                                                               -5         -4
 Benefits
 Property benefits                                                                                        -23        -11
 Asset benefits                                   0                           0                0
 Recreational benefits                                                                         -37
 Tourism benefits                                                                              -11
 Non-use benefits                                                                              -13
 Amenity benefits                                                                                         34         15
 Net present value                                0                           -17              -67        16         9
Note:     Darker orange indicates higher costs, whilst darker blue indicates higher benefits




AITHER | Final Report                                                                                                           22
Noosa Shire Council – Coastal Hazard Adaptation Plan