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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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Nicholas Hough
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Near miss: divers umbilical drawn beneath a load

What happened Suction from a large GRP (glass-reinforced plastic) cover during lifting resulted in a diver’s umbilical being drawn beneath the load.  The incident occurred during hook-up of the GRP […]

| Included in IMCA Safety Flash 03/22

Chemical reaction: person injured during grouting operations

What happened After completion of the grouting operation for an offshore wind farm transition piece, the sub-contract grouting team began cleaning their equipment using high pressure water jets. During this […]

| Included in IMCA Safety Flash 02/22

Hose management and chemicals: crew person felt ill

What happened Whilst filling a bucket from a hose, someone was adversely affected by the contents of the hose. The incident happened whilst two engineers were in the process of […]

| Included in IMCA Safety Flash 02/22

Three bolts sheared on a lifting trunnion

What happened After successful installation of a offshore renewables Transition Piece (TP), crew accessed the TP and discovered that the cover plate of the lifting trunnion had fallen off and […]

| Included in IMCA Safety Flash 02/22


Bailout manifold failure

What happened A diving bell bailout manifold failed under pressure. No divers were in the bell at the time. The bell was being prepared for diving operations whilst the DSV […]

| Included in IMCA Safety Flash 02/22

LTI: person fell down hatch inside crane pedestal

What happened Two service engineers where performing an inspection inside a offshore crane pedestal.  Inside, there was a ladder running the full height of the crane pedestal, with a hatch […]

| Included in IMCA Safety Flash 01/22


Fire door left wedged open

What happened During a routine visit to a vessel in port, it was noticed that the Class A fire door for the laundry was intentionally wedged open with a wooden […]

| Included in IMCA Safety Flash 01/22

Lifejacket battery caught fire

During an inspection on a vessel in cold lay-up, the lifejackets stored underneath a sitting bench in the wheelhouse were found burned and melted. No-one was harmed; apart from the […]

| Included in IMCA Safety Flash 01/22


Safety Flashes – a review of 2021

This is a summary of the thirty-four IMCA Safety Flashes published during 2021. All the published safety events or incidents are available on the IMCA website as individual web pages […]

| Included in IMCA Safety Flash 35/21

MSF: Crankcase failure

What happened The Marine Safety Forum has published Safety Alert 21-19 relating to a crankcase failure. A vessel suffered a crankcase failure on one of four diesel generators, which resulted […]

| Included in IMCA Safety Flash 34/21

Oil leakage from cylinder head cover

What happened After completion of regular planned maintenance on one of the main engines, the cylinder covers were mounted back. However, the cover of cylinder number one was not mounted […]

| Included in IMCA Safety Flash 34/21

Importance of safety by design: acoustic beacon damage in splash zone

What happened During recovery of tugger winches on an A-frame workstation, the headache ball experienced normal movement when exiting the splash zone.  However, in this instance, the headache ball came […]

| Included in IMCA Safety Flash 34/21

ROV main lift failure

A termination failed during launch of an ROV for a test dive, and the ROV/TMS assembly fell to the seabed.  No-one was harmed.  The umbilical termination slipped through the wirelock […]

| Included in IMCA Safety Flash 34/21


Crew member stopped unsafe cargo operations

What happened During third-party cargo operations from the dock to the vessel it was noticed that the lift was being conducted using a wire set with no colour code and […]

| Included in IMCA Safety Flash 33/21

UHMPE pull-in rope damaged during mooring connection to buoy

What happened A synthetic pull-in rope used in a subsea mooring operation was violently pulled out of the control of an ROV.  The ROV was pulling the thimble side of […]

| Included in IMCA Safety Flash 33/21


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