Option Sketch Method: Groups: Flood defences reinforced in Downtown, with defence, Downtown CDCs, road no mandatory evacuation. Flood diversion at management, impact assessment, recovery Grey Road to remain closed. CDCs established Timeline: in Downtown to support self-evacuees CDCs established by 1000 12 May Key Tasks: Flood defences reinforced by 2100, 12 May. Establish defence group at Downtown Flood peak expected 0500 13 May. Coordinate volunteers to help with Key Resources: defences Diggers, generators, sandbags and filler, Establish CDCs at Downtown floodlights Conduct impact assessment Key Decisions: Establish recovery group Evacuate Downtown if defences fail Endstate: Reoccupation of evacuated houses defences reinforced and holding. Risks / Vulnerabilities: Evacuees receiving support in Downtown. Risk to Downtown residents if defences Impact assessment underway, and response fail preparing to transition to recovery. Greater risk of large-scale flooding upstream of the Grey Road diversion Advantages Disadvantages (From Option Analysis) (From Option Analysis) Least disruptive to Downtown residents More risk to Downtown residents Most timely response option More costly response option Less risk to families south of Grey Road Not reliant on diversion decision Option Statement (example 2)
Option Sketch Method: Flood defences reinforced in Downtown, with no mandatory evacuation. Flood diversion at Grey Road to remain closed. CDCs established in Downtown to support self-evacuees Key Tasks: Establish defence group at Downtown Coordinate volunteers to help with defences Establish CDCs at Downtown Conduct impact assessment Establish recovery group Endstate: defences reinforced and holding. Evacuees receiving support in Downtown. Impact assessment underway, and response preparing to transition to recovery. Groups: defence, Downtown CDCs, road management, impact assessment, recovery Timeline: CDCs established by 1000 12 May Flood defences reinforced by 2100, 12 May. Flood peak expected 0500 13 May. Key Resources: Diggers, generators, sandbags and filler, floodlights Key Decisions: Evacuate Downtown if defences fail Reoccupation of evacuated houses Risks / Vulnerabilities: Risk to Downtown residents if defences fail Greater risk of large-scale flooding upstream of the Grey Road diversion Advantages (From Option Analysis) Least disruptive to Downtown residents Most timely response option Less risk to families south of Grey Road Not reliant on diversion decision Disadvantages (From Option Analysis) More risk to Downtown residents More costly response option Option Statement (example 2)