Uncontrolled movement of retractable gangway

  • Safety Flash
  • Published on 17 December 2019
  • Generated on 5 August 2026
  • IMCA SF 30/19
  • 1 minute read

During lifting up and securing of a vessel’s retractable gangway, the spring latch of the lifting device disconnected causing an uncontrolled release of the holding wire, and the gangway fell. 

What happened?

The hand-crank of the lifting winch began rotating at high speed causing risk of injury to operating personnel.

The gangway was secured using the vessel’s crane.  There were no injuries.

The spring latch of the lifting device disconnected causing an uncontrolled release of the holding wire, and the gangway fell.
The gangway was secured using the vessel’s crane.  There were no injuries.

What went wrong?

  • An unsafe gangway had been provided and requests for repair had not been met with any response.

  • The vessel crew did not use “stop work authority“.

What actions were taken?

  • Inspect all lifting appliances for the gangway.

  • Replace damaged parts – spring latch replaced.

  • Modification to gangway to secure it from possibility of uncontrolled fall.

Latest Safety Flashes:

MAIB: Catastrophic engine failure and subsequent fire

MAIB has published Accident Investigation Report 10/2026 into a catastrophic failure of a diesel generator engine on board the vessel Kommandor Susan.

Read more
BSEE: Compressed gas cylinder hazards

BSEE has published Safety Alert 516, relating to potential risks involving compressed gas cylinders.

Read more
MSF: dropped object inside vessel tank

MSF have published Safety Alert 26-05 relating to a tank cleaning machine coming lose and falling within a tank on a vessel.

Read more
Uncontrolled movement of cargo

During offshore cargo operations alongside a rig, a single pipe loaded on deck shifted due to vessel motion and swell conditions.

Read more
Positives – rubber seals on hatches, securing of shackle pins, fuel sample box

A Member reports a few positive findings.

Read more

IMCA Safety Flashes summarise key safety matters and incidents, allowing lessons to be more easily learnt for the benefit of the entire offshore industry.

The effectiveness of the IMCA Safety Flash system depends on the industry sharing information and so avoiding repeat incidents. Incidents are classified according to IOGP's Life Saving Rules.

All information is anonymised or sanitised, as appropriate, and warnings for graphic content included where possible.

IMCA makes every effort to ensure both the accuracy and reliability of the information shared, but is not be liable for any guidance and/or recommendation and/or statement herein contained.

The information contained in this document does not fulfil or replace any individual's or Member's legal, regulatory or other duties or obligations in respect of their operations. Individuals and Members remain solely responsible for the safe, lawful and proper conduct of their operations.

Share your safety incidents with IMCA online. Sign-up to receive Safety Flashes straight to your email.