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IMCA safety flashes disseminate important information on incidents and potential hazards and the lessons learnt from them that can help prevent incidents occurring elsewhere in the industry.

Individual safety events are available individually online, tagged and searchable, while the traditional PDF collections are also available for download.

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All members are encouraged to contribute relevant safety-related information – please visit our Safety Flash Reporting page for details on the submission process.

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Nicholas Hough
Technical Adviser - HSSE and Offshore Survey
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Safe Use of Ladders and Stepladders

The Ladder Association, in co-operation with the UK Health and Safety Executive (HSE) has published Guidance Document LA455 on the safe use of ladders and stepladders, found here: https://ladderassociation.org.uk/la455/. In […]

| Included in IMCA Safety Flash 12/22

IOGP: Dropped object with potential for injury – riser release

What happened IOGP have released Safety Alert 334 relating to a dropped object incident during drilling operations on a Jack-up Mobile Offshore Drilling Unit. Following running of the completion in […]

| Included in IMCA Safety Flash 12/22

Process Safety Fundamentals – IOGP / Step Change

Step Change in Safety https://www.stepchangeinsafety.net/ has created a “Safety Moment” based on IOGP’s Process Safety Fundamentals with the inclusion of relevant incident examples. Whilst not all of the incidents occurred […]

| Included in IMCA Safety Flash 12/22


MSF: Manual Handling Injury During Bulk Hose Operations

What happened The Marine Safety Forum (MSF) has published Safety Alert 22-07 regarding an incident where a crewman was injured during hose handling operations. The incident occurred when a vessel […]

| Included in IMCA Safety Flash 11/22

Maintenance and painting – two incidents

What happened A member reports two incidents in which something went wrong owing to failures in the maintenance process. Incident 1: Material failure during lowering of lifeboat During lowering of […]

| Included in IMCA Safety Flash 11/22

MAIB: Loss of containers overboard – task seen as routine

The UK Marine Accident Investigation Branch (MAIB) has completed a preliminary assessment into an incident where 34 containers were lost overboard. What happened On 31 October 2020, 34 containers were […]

| Included in IMCA Safety Flash 11/22



MAIB: Blockage of fixed CO2 fire extinguishing system pilot hoses

The UK Marine Accident Investigation Branch (MAIB) has published Safety Bulletin 1/2022 into a fire on board a roll-on/roll-off cargo ship in September 2021. What happened A fire broke out […]

| Included in IMCA Safety Flash 10/22

Subsea transponder wire parted

What happened A tripod positioning transponder wire parted from the tripod framework whilst the vessel was repositioning and needed to re-plumb the transponder. No assets were close by at time […]

| Included in IMCA Safety Flash 10/22

Diver experienced an air flow restriction

What happened At the beginning of an air dive at 23msw, a diver experienced an air flow restriction. The system used was considered as a Mobile Surface Supplied System, the […]

| Included in IMCA Safety Flash 10/22

COBRA System – Hose coupling cross threaded

What happened During diving operations, diver 1’s right-hand COBRA hose had a “champagne” leak coming from the connection at the hat. The diver was instructed to return to the bell […]

| Included in IMCA Safety Flash 10/22




USCG: Lithium battery fire

The United States Coast Guard (USCG) has published Safety Alert 01-22 relating to a Lithium battery fire in a freight container whilst en route to a port for trans-shipment to […]

| Included in IMCA Safety Flash 09/22

USB power bank (Lithium battery) fire

What happened A crew member on a vessel was inside his cabin bedroom when he heard a popping sound in his dayroom. Upon investigating he noticed the USB battery bank […]

| Included in IMCA Safety Flash 09/22

MAIB Safety Digest 1/2022

The UK Marine Accident Investigation Branch has published Safety Digest – Lessons from Marine Accident Reports 1/2022, which draws the attention of the marine community to some of the lessons […]

| Included in IMCA Safety Flash 09/22


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