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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.

IMCA Contact

Nicholas Hough
Consultant - Safety and Security
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Gas transfer during demobilisation

Attached is a safety alert issued by the Department of Minerals and Energy, Western Australia, concerning an explosion which occurred during heliox transfer using a Williams & James compressor.

| Included in IMCA Safety Flash 04/00

Gas transfer during project mobilisation

Approximately one hour into the gas transfer operation from a quad (48 pack) of 20% oxygen / 80% helium to storage tubes via a large (D1247) Williams & James compressor […]

| Included in IMCA Safety Flash 04/00

Incident during restart of a compressor

The attached memo from Halliburton sets out the findings to date and the interim actions recommended following an incident in May 2000.

| Included in IMCA Safety Flash 04/00


Rigging incident

One of our members has alerted us to an incident that occurred due to incorrect attachment of a personnel basket to a crane hook. Four people were being transferred from […]

| Included in IMCA Safety Flash 03/00


Winching equipment

A client has recently alerted us to a couple of incidents involving winching equipment on board vessels. In the first incident a member of the vessel crew stood on a […]

| Included in IMCA Safety Flash 03/00

Fast rescue craft incident

We have been alerted to a major incident that occurred during a routine personnel transfer between an FPSO and its support vessel resulting in five persons being injured. A fast […]

| Included in IMCA Safety Flash 03/00

Parting of a crane lift wire

During a lifting operation on board one of our members’ ships, when an 82.5 te riser anchor was to be installed on the seabed, the main crane wire parted after […]

| Included in IMCA Safety Flash 03/00

Transport of welding/burning gas

A member has reported a serious incident involving welding/burning gas cylinders. The cylinders, two oxygen and two acetylene had been transported on a vessel inside a container. They were neither […]

| Included in IMCA Safety Flash 03/00

Recall notice: Divex LP hoses

We have recently received the attached safety notice from Divex.

| Included in IMCA Safety Flash 03/00

Damage to main hoist rope on Liebheur 1080/1 crane

We have recently received the following report. During the lifting of a 15te separator vessel at an onshore gas terminal, the crane operator noticed that damage had occurred to the […]

| Included in IMCA Safety Flash 02/00

Electrical flash burns

We have recently learned of this incident which occurred on an offshore installation. An electrician suffered superficial flash burns to his face, neck, ears and hands while operating a Merlin […]

| Included in IMCA Safety Flash 02/00

Interspiro diving mask

We have recently received the attached Information Note from Interspiro.

| Included in IMCA Safety Flash 02/00

Emergency communications system incident

An incident occurred onboard a member’s vessel where, as a result of flooding of the external battery pack for the through water communications, electronics in the communications unit were damaged. […]

| Included in IMCA Safety Flash 02/00

Grinding disc failures

One of our members has alerted us to a number of near misses from one of their vessels concerning the breaking up of grinding discs. The latest report states that […]

| Included in IMCA Safety Flash 02/00


Microwaving water

This domestic incident has recently been reported to us and may be of interest to all who use a microwave. The person involved in the incident decided to have a […]

| Included in IMCA Safety Flash 01/00

Lifeboat winch failure

A report of the UK’s Marine Accident Investigation Branch (MAIB) into the failure of a lifeboat winch on a cruise ship has concluded that the winch failed because the lubricating […]

| Included in IMCA Safety Flash 01/00

Thruster feedback incident

A drive-off position loss was experienced by one of our members’ vessels whilst it was operating in Class 2 alongside a platform. Upon investigation, the cause of the incident was […]

| Included in IMCA Safety Flash 01/00

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