Annex 8 - Safety in Design Report V1

  RISK IDENTIFICATION                     RISK ASSESSMENT                          RISK EVALUATION                                                                RISK TREATMENT                                              RESIDUAL RISK EVALUATION


        Risk Name                    Causes                Consequences                                                                      Controls to be implemented to reduce risk                             Control
                                                                                                                                                                                                                   Owner




                                                                                                                                                                                                                                                                         Accepted / Not
                                                                                Consequence




                                                                                                                                                                                                                              Consequence




                                                                                                                                                                                                                                                         Residual Risk
                                                                                              Likelihood




                                                                                                                                                                                                                                            Likelihood
                                                                                                           Risk
                                                                                                                   Notice to Mariners / Updated Chart to be issued for the works by MSQ.                        Owner /
                                                                                                                   Monitoring and maintenance of the structure in line with ICM Drawings and Project            TNC
                                                                                                                    Implementation Plan.
                                                                                                                   Issue public information locally to advise of site locations and hazards.
Displacement of rock from     Unstable rock placement     Damage to                                              Suitable rock size to be determined based on site conditions and design event.               Designer
restoration substrate         Undersized rock material     restoration reef




                                                                                                                                                                                                                                                                         Accepted
                              Wave impact                 Impacts to
                                                            access between




                                                                                                           M
                                                                                              C




                                                                                                                                                                                                                                            E
                                                                                2




                                                                                                                                                                                                                              2




                                                                                                                                                                                                                                                         L
                              Excessive water                                                                     Contractor to install appropriate rock size within tolerances as specific in the design      Contractor
                                                            and around                                              specifications.
                               currents                     restoration
                                                            footprint
Erosion adjacent to           Excessive water             Injury                                                 Periodic monitoring and maintenance of the structure in line with ICM Drawings and Project   Owner /
restoration footprints         currents                     (collapsing                                             Implementation Plan.                                                                         TNC
                              Wave impacts                 vegetation/steep
                                                            steps in riverbed
                                                            profile)




                                                                                                                                                                                                                                                                         Accepted
                                                           Damage to




                                                                                                                                                                                                                                                         M
                                                                                              C


                                                                                                           H




                                                                                                                                                                                                                                            D
                                                                                4




                                                                                                                                                                                                                              4
                                                            restoration reef
                                                           Impacts to
                                                            access between
                                                            and around
                                                            restoration
                                                            footprint
                                                                                                           MAINTENANCE, UPGRADE OR REMOVAL

Risks as outlined in                                                                                               As per above
Construction Phase (above)




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