Safety Flash
Vessel collision with underwater objects in harbour
Vessel collision with underwater objects in harbour
- IMCA
- Safety Flash
- IMCA SF 26/22
- Marine OperationsStructural and Asset IntegrityVessel and Mooring
- Vessel collisionVessel flooding and foundering
- Navigation
- Navigation and positioning equipment
- Marine industry
- Port and quaysideVessel
Summary
An AHTS vessel departing a harbour struck uncharted submerged pilings, damaging its hull and allowing seawater ingress. The flash identifies missing navigational markings and inaccurate chart information. It recommends calculating under-keel clearance with relevant operating factors and, where possible, avoiding areas subject to navigation warnings.
Classifications: Vessel collision; ship collision; marine allision.
Classifications: Vessel flooding and foundering; water ingress.
Classifications: Navigation; vessel navigation; passage planning.
Classifications: Navigation and positioning equipment; ECDIS; AIS; chart plotters.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Port and quayside; quayside; harbour; harbor.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
A vessel struck uncharted harbour pilings and was holed, prompting recommendations on under-keel clearance and navigation planning.
IMCA SF 26/22. Themes: marine operations, structural and asset integrity, vessel and mooring.