Investigation Report
Dragging anchor and grounding of ro-ro passenger ferry Stena Alegra
Dragging anchor and grounding of ro-ro passenger ferry Stena Alegra
- MAIB
- Investigation Report
- Marine OperationsVessel and Mooring
- Human factorsLoss of station keepingVessel grounding
- Anchor handlingNavigation
- Operating and work proceduresRisk assessmentSafety communication
- Marine industry
- Port and quaysideVessel
Summary
Investigation of Stena Alegra’s anchor dragging and grounding off Karlskrona on 28 October 2013. The report examines anchoring equipment limitations, severe yawing, anchorage appraisal, contingency planning and conflicting engine-readiness expectations. Recommendations address anchoring guidance, early preventive action and masters’ handovers concerning vessel capabilities.
Classifications: Human factors; human performance; ergonomics.
Classifications: Loss of station keeping; drive-off; drift-off.
Classifications: Vessel grounding.
Classifications: Anchor handling; anchor deployment.
Classifications: Navigation; vessel navigation; passage planning.
Classifications: Operating and work procedures.
Classifications: Risk assessment; hazard assessment.
Classifications: Safety communication; toolbox talk; toolbox talks.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Port and quayside; quayside; harbour; harbor.
Classifications: Vessel; aboard ship; onboard vessel.
Themes: marine operations, vessel and mooring.