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Safety Events Archive - Page 80 of 82 - DEV imca
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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.

Submit a Report

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
Technical Adviser - HSSE and Offshore Survey
Contact

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Swivel ring flange failures

We have recently received the following information from one of our members. All diving personnel should exercise extreme caution when tightening a leaking swivel ring flange. Application of additional bolt […]

| Included in IMCA Safety Flash 01/00

Forged diving certificates

We have recently learned of irregularities coming to light on a project whose scope included a small inshore diving element. On audit, the diving company was discovered to have a […]

| Included in IMCA Safety Flash 07/99

Crane whip line incident

We have recently learned of a crane whip line, on an offshore crane, parting when lifting a concrete mat weighing 4.5 tonnes from the vessel deck. The load being lifted […]

| Included in IMCA Safety Flash 07/99

Crane accidents

Two accidents have recently been reported during a lifting operation on a fixed installation. The first accident happened during the lifting of a 13 tonne tank. When topping the boom […]

| Included in IMCA Safety Flash 07/99

Condition of container doors

One of our members has reported a failure of a container door on one of their vessels. The container door became unlatched during a period of moderate swell. The vessel […]

| Included in IMCA Safety Flash 07/99

Hydraulic hand pump (Enerpac) hose failure

A member has reported that while extending an hydraulic arm on a tooling system using a (enerpac) hydraulic pump, rated for 10,000 psi (680 bar), the output hose burst next […]

| Included in IMCA Safety Flash 07/99


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

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