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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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Automatic control – navigation problem

We have recently had reported to us this near-miss concerning an ROV support vessel and an unmanned installation. The vessel was operating under automatic control with the platform selected in […]

| Included in IMCA Safety Flash 06/99

SOPEP oil booms

One of our members has alerted us to a problem with one type of SOPEP oil boom – type SMB40. SPOEP oil booms are normally manufactured using blown polypropylene as […]

| Included in IMCA Safety Flash 06/99

Lifeboat drop test

One of our members has recently experienced an incident during a lifeboat drop test carried out on three lifeboats. One of the three lifeboats failed its drop test due to […]

| Included in IMCA Safety Flash 05/99

Transponder explosion

We have received a report of an incident on one of our members’ vessels where a Simrad SHT SPT 319 transponder was retrieved from the seabed. Once on deck and […]

| Included in IMCA Safety Flash 05/99

Joystick controls

We have received the following information from one of our members, where that member’s vessel suffered a loss of joystick control for no apparent reason, whilst working alongside a rig […]

| Included in IMCA Safety Flash 04/99

Offshore telescopic gangway

We have received the following safety alert from UKOOA – the UK Offshore Operators Association: “Recent investigations on an unplanned disconnection of a marine aluminium telescopic gangway identified a potential […]

| Included in IMCA Safety Flash 04/99

Potentially defective ball valves

The following information has been reported to us as a safety alert received from the UK Health and Safety Executive. “The results of recent investigations have indicated that several hundred […]

| Included in IMCA Safety Flash 04/99

Loose bolts on turbine engine exhaust stack

The following near miss on an offshore installation has been reported. During high winds a 21m exhaust slack from one of the turbine engines on an offshore installation was seen […]

| Included in IMCA Safety Flash 03/99

Eureka wire locks

An incident which involved the inadvertent release of a taut wire dump weight recently occurred on a member’s vessel. The incident itself did not result in any injury, damage or […]

| Included in IMCA Safety Flash 03/99

Regen plumbing incident

During the ten year pressure test of the regeneration plumbing onboard a member’s vessel in dry dock, a cracked weld was discovered. The length of plumbing which contained this crack […]

| Included in IMCA Safety Flash 03/99

Plough recovery incident

An incident was recently reported to us which occurred during the recovery of a plough whilst cable laying. The emergency plough recovery system used incorporated an Emergency Life Line (ELL). […]

| Included in IMCA Safety Flash 03/99

Lifeboat incident as a result of a suspension chain failure

A serious incident occurred during a routine lifeboat operational test, involving the lowering of a vessel lifeboat into the water. A three-man crew boarded the lifeboat, strapped themselves in, and […]

| Included in IMCA Safety Flash 02/99

Lifeboat brake release failure

During the lowering of a Watercraft lifeboat to the sea for planned annual maintenance and test run, the brake release cable became snarled on its reel. The end of the […]

| Included in IMCA Safety Flash 02/99

Lifeboat safety guidelines

The E&P Forum has also produced Lifeboat Safety Guidelines – these guidelines are intended for offshore operators and contractors – and address lifeboat operational and maintenance aspects – with emphasis […]

| Included in IMCA Safety Flash 02/99

Video – Lifeboat on-load release gear

A video has recently been produced by the UK’s Health & Safety Executive (HSE) entitled “Lifeboat On-load Release Gear – Safe Inspection and Maintenance”. Four lives have been lost over […]

| Included in IMCA Safety Flash 02/99

Underwater rigging failure

During the recovery of two 400kg buoyancy blocks from the seabed a swaged eye of a strop failed and one of the blocks rose uncontrolled to the surface. No one […]

| Included in IMCA Safety Flash 01/99

Structural failure of a transponder housing

Recently it was reported that the end of a transponder stored in an on-shore workshop blew off. The transponder had been in storage for a couple of months after being […]

| Included in IMCA Safety Flash 01/99

Subsea lifting and dropped loads

A number of incidents have been reported where loads have been dropped during subsea operations, with the following causes being identified: Failure of mechanical latches; Modified ‘off-the-shelf’ rigging; Lack of […]

| Included in IMCA Safety Flash 01/99

Crane incident

A serious incident occurred on a fixed installation while dismantling a Unit – Mariner 3600 portable crane. Three people were seriously injured and a fourth was lost overboard and did […]

| Included in IMCA Safety Flash 03/01

Failure of an X-90 ROV lars system

Whilst deploying an ROV using a Tekmar X-90 LARS launching system, the main umbilical sheave and docking assembly dropped approximately 0.5m leaving it supported only by the hydraulic roll control […]

| Included in IMCA Safety Flash 04/98

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