Skip to content

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

Select some filters

Diver in the bell hit by falling object

What happened? A diver in the diving bell was hit and slightly injured by a water bottle containing a gallon of water (4.5kg). Diver #1 left the bell and was […]

| Included in IMCA Safety Flash 01/24

Divers lifted off seabed by Clump Weight

What happened? Whilst the Diving Support Vessel was conducting subsea diving operations, the bridge team recovered the taught wire pulling the divers from the seabed to 18m above the diver’s […]

| Included in IMCA Safety Flash 01/24

Leak in hot water system for saturation divers

What happened During saturation diving operations between bell runs it was noted that Divers Hot Water Unit #2 had a water leak. The leak was investigated and located, but was […]

| Included in IMCA Safety Flash 01/24


MAIB: Workboat collision with wind turbine platform

The UK Marine Accident Investigation Branch has published Safety Digest 2/2023, consisting of lessons from recent Marine Accident Reports. IMCA has reviewed the report and passes on to members, as […]

| Included in IMCA Safety Flash 01/24



Two hand injuries

What happened A member reports two hand injuries. Incident 1 As a Pilot climbed the vessel’s access hatch to the under-deck passage, his backpack straps entangled with the hatch retaining […]

| Included in IMCA Safety Flash 29/23

LTI – Finger crush whilst operating safety gate

What happened A crew member got his finger trapped in a hinged fall protection bar on a crane pedestal platform, causing a serious injury. The crew member was climbing the […]

| Included in IMCA Safety Flash 29/23

Worker cut hand on broken mirror

What happened A crew person on a vessel sustained a deep cut on the left thumb while attempting to repair a broken mirror. The mirror had shattered because the closet […]

| Included in IMCA Safety Flash 29/23

NTSB: Lithium-ion battery fire destroys vessel bridge

The National Transportation Safety Board of the United States (NTSB) has published report MIR-23-23 relating to a Lithium-ion battery fire aboard a tanker. This incident highlights some of the risks […]

| Included in IMCA Safety Flash 28/23

LTI: gangway collapsed

What happened A person was badly injured when a gangway collapsed as he was using it. The incident occurred when the injured person requested permission to leave Vessel 2, which […]

| Included in IMCA Safety Flash 28/23

LTI: Fingers injured during fender lifting operation

What happened? A crew member suffered severe injuries to two fingers during fender lifting operations. The injuries occurred while hauling up the webbing slings with a (13mm (half-inch) polypropylene rope […]

| Included in IMCA Safety Flash 28/23


MAIB: Shifting of centre-of-gravity of load

The UK Marine Accident Investigation Branch has published Safety Digest 2/2023, consisting of lessons from recent Marine Accident Reports. IMCA has reviewed the report and passes on to members, as […]

| Included in IMCA Safety Flash 28/23

Compressed air rather than oxygen supplied to divers

What happened Several divers were affected and two divers became ill when compressed air rather than oxygen was supplied to them by mistake on their BIBS (Built in Breathing System). […]

| Included in IMCA Safety Flash 27/23

Failure of proportional valve in saturation chamber control

What happened There was a failure during saturation diving operations. There were no injuries to personnel nor damage to equipment, but time was lost. The automatic control system for the […]

| Included in IMCA Safety Flash 27/23


Case study: confined space fatalities due to Hydrogen Sulphide

This is a brief summary of a recent case report on confined space fatalities on board an oil rig during work involving gas sampling/monitoring inside the “spud cans” of the […]

| Included in IMCA Safety Flash 27/23

High potential near miss: Crane part fell to deck

What happened During a vessel transit during which the crane was unused in its boom rest, a crew member observed a piece of metal debris lying under the crane boom […]

| Included in IMCA Safety Flash 26/23

2189 post(s)