A member reports a diving near miss incident when a concrete protection mattress was being moved into position. A concrete flexible protection mattress was being deployed by ship’s crane whilst […]
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Safety Flashes
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
Consultant - Safety and Security
Contact
Safety Events
Vessel and port security
A member has sent a safety notice that was passed to him from a major oil company which is of interest to all members. Two stowaways were found on board […]
Dead man anchor supplied unfit for purpose
A clump weight was sent to a member’s dive ship with the intention of it being used as a dead man anchor (DMA). The offshore manager correctly rejected the weight […]
Failure of ROV lift umbilical winch brake – Update
In the Safety Flash 09/01 we gave an update on the design problem found in a Macartney Cormax unit manufactured by Norlau (see Safety Flash 08/01 – Failure of ROV […]
Fire extinguishers – Potential missing/broken dip tubes on Hyfex models
Members should be aware of the attached caution/safety notice we have received from Divex.
Failure of plastic floatation buoy
We have received the following information concerning a failure of a plastic floatation buoy. During deepwater operations on one of our member’s vessels, a sling had been recovered to surface […]
ROV winch failure
One of our members has reported an ROV winch failure during drill support on a semi submersible drill rig working in 80-100 meters water depth. During a ROV launch the […]
Hazard potential from equipment using enclosed rechargeable batteries
A member has reported that a damage event occurred recently at one of their workshop facilities, where a sealed housing containing a rechargeable battery pack exploded. In this incident a […]
Failure of ROV lift umbilical winch brake – Update
In the Safety Flash 08/01 (Failure of ROV lift umbilical winch brake) we reported an incident concerning an uncontrolled ROV umbilical winch run off involving a MacArtney CORMAX unit manufactured […]
Incident involving oxy-acetylene cutting
One of our members has informed us of recent incident which occurred during the assembly of oxy-acetylene cutting equipment. An internal explosion occurred and injured a Dive Tender, fortunately not […]
Failure of winch brake on air diving bell system
One of our members has recently reported a failure of a winch brake on an air diving bell system. One of their vessels was undertaking air diving work using a […]
Failure of ROV lift umbilical winch brake
Introduction One of our members has informed us of the following incident. An ROV system was providing subsea intervention support working from a drill rig in depths up to 2500msw. […]
Checking of safety helmets
Our attention has been drawn to an injury on a drilling rig, when a heavy bolt fell 14 metres and hit a roughneck on the head. He was wearing a […]
Oxy-arc cutting
The investigation into a diver fatality on a subsea structure involving oxy-arc cutting has identified that the most likely cause of the explosion was that gas trapped in a cavity […]
Grinding stone incident
We have received information of an incident involving a cup grinding stone. In this incident, the cup stone exploded. However, the findings are considered applicable to any type of abrasive […]
Explosion caused by ignition of paint vapour
A member has reported the following incident, whereby an explosion occurred in a tank on a barge. Fortunately, nobody was injured, but the incident resulted in significant structural damage to […]
Dangerous occurrence involving a mobile crane
A member has notified us of a serious incident involving a mobile crane onboard one of its vessels. The crane was being utilised to install a spool piece subsea. The […]
Failure of a shackle
A member has reported an incident which resulted in an injury to one of its crew, when an abandonment and recovery wire was being spooled off a winch. The shackle […]
Fork lift truck operation
A recent incident on one of our members’ vessels occurred when working on an internal lifting tool, using a fork lift to lift and install grippers. The gripper fell off […]
Use of hand-held disc grinders
One of our members has recently received the following information on an incident: A fatality occurred when a worker was using an air-powered disc grinder to cut grooves into cast […]
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