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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
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Failure of COBRA contents pressure gauge

What happened Whilst at the COBRA charging station in the bell hangar during project mobilisation, a diver was venting a COBRA unit, prior to charging.  The diver opened the valve […]

| Included in IMCA Safety Flash 30/21

Failure of first stage regulator low pressure (LP) blanking cap

What happened During a dive, a leak was noted coming from the first stage of diver #2’s regulator on the bail out bottle.  Further inspection identified that the low-pressure port […]

| Included in IMCA Safety Flash 30/21


MSF: Eye Injury Whilst Opening Paint Tin Lid

What happened The Marine Safety Forum (MSF) has published Safety Alert 21-15 relating to someone injuring their eye whilst attempting to open a tin of paint.  The incident took place […]

| Included in IMCA Safety Flash 30/21



USCG: Corrosion causing structural failure on accommodation ladders

The United States Coast Guard (USCG) has published Safety Alert 05-21 relating to corroded turntable pins on accommodation ladders. What happened The USCG reported that “a recent marine casualty resulting […]

| Included in IMCA Safety Flash 29/21

Defective embarkation ladder quarantined – a reminder

What happened During routine inspection of the port side embarkation ladder on a vessel operating in a tropical environment, it was observed that the embarkation ladder rope has become very […]

| Included in IMCA Safety Flash 29/21

Unexpected movement of conductor during diver dredging operations

What happened Divers were conducting dredging operations in preparation for an external cut of a conductor (E5 in the diagram below) using a diamond wire saw.  Due to seabed conditions, […]

| Included in IMCA Safety Flash 29/21

NTSB: The sinking of the El Faro – an illustrated digest

What happened The National Transportation Safety Board of the United States (NTSB) has published an illustrated digest of its own Marine Accident Report NTSB/MAR-17/01 into the loss of the cargo […]

| Included in IMCA Safety Flash 29/21

Shortened lanyard on MOB beacon

What happened? The practice of shortening the lanyards on MOB beacons was discovered by someone visiting a vessel.  This was accordingly communicated to the Chief mate to be fixed.  If […]

| Included in IMCA Safety Flash 28/21


Line of fire near miss – almost a head injury

During cable trans-spooling operations, someone almost suffered a very serious head injury. What happened? Whilst a messenger rope (a mooring line) was being pulled across from a cable vessel to […]

| Included in IMCA Safety Flash 28/21



NTSB: collision leading to loss of life and damage

The National Transportation Safety Board of the United States (NTSB) has published Marine Accident Brief 21/16 relating to a collision on the Mississippi river in January 2020. The collision led […]

| Included in IMCA Safety Flash 27/21


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