A member has reported the partial parting of a bell main lift wire. During bell recovery a member of the dive team noticed damage on the bell main lift wire, […]
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
Technical Adviser - HSSE and Offshore Survey
Contact
Safety Events
Near-miss involving knuckle boom crane – hydraulic pump selection
A member has reported a near-miss incident where a 220 litre drum and pallet lifter made an uncontrolled descent to within 2 metres of the deck. The drum was being […]
Fall through open hatch in walkway
A member has reported an incident onboard an offshore construction vessel in which a crew member fell through an unprotected hatch on a walkway on to the deck below. The […]
Fatal accident in connection with the operation of an A-frame based launch and recovery system (LARS) used for ROV operations
The Incident During the process of docking in a floating dock, an ROV crew consisting of seven persons was working on an ROV spread inside the hangar on the port […]
Sikorsky S76A+ and S76A++ helicopters
Members using Sikorsky S76A+ and S76A++ helicopters are referred to the attached safety alert, originally issued via the OGP safety zone website (info.ogp.org.uk/safety) concerning engine failures resulting from faults in […]
Report on the loss of the Bourbon Dolphin
IMCA has been alerted to the publication of the report of the Norwegian commission on the loss of the Bourbon Dolphin. The full report is available at the following web […]
Movement of vessel during crane operations caused near-miss
A member has reported a near-miss involving two persons working at height, which was caused by a shifting in position of the vessel due to movement of the vessel crane. […]
DDC chamber view-port catastrophic failure
IMCA has received the attached safety alert from the Association of Diving Contractors International which members should be aware of.
Unauthorised modification to electrical plant equipment
A member has reported the discovery of unauthorised modifications to electrical equipment used by divers. During the onshore refurbishment of two dual diver CLP (camera, light and power) surface control […]
Lifting incident
An incident has been drawn to IMCA’s attention in which a load was being moved from deck to engine room on a vessel at sea. The crated load slipped from […]
ROV pilot injured by fibre optic glass
An incident has been reported to IMCA in which an ROV pilot working on an umbilical tether was injured by a shard of fibre optic material. Work was being conducted […]
Lift bags broke free
A member has reported an incident in which lift bags broke free. Two ten-ton airbags had been deflated at the seabed in preparation for being lifted onboard the vessel. During […]
Use of spelter sockets
A member has reported an incident onboard one of its vessel’s that has highlighted a potential safety issue for other IMCA member’s regarding the use of a particular type of […]
Serious hand injury
A member has reported an incident in which a rigging foreman sustained a serious hand injury during operations to recover two redundant 4″ diameter rigid steel pipelines of around 16km […]
Finger injury whilst casting off towing line
A member has reported an incident in which a crew member sustained a finger injury whilst trying to cast off a towing line. The crew member was asked to cast […]
Management of simultaneous operations during demobilisation
A member has reported a serious incident onboard a barge during demobilisation in port. During the demobilisation, a member of the crew undertaking ‘routine’ disconnection of cables on deck was […]
Divex HSE Alert HSE001-2007 – Valve seat retainer
Divex has asked IMCA to recirculate the attached Divex HSE Alert, first issued in IMCA Safety Flash 02/07 (Divex HSE Alert – Valve seat retainer), in order to ensure companies […]
Divex HSE Alert HSE003-2007 – ‘Helinaut’ sacrificial hose whips
Divex has asked IMCA to circulate the attached Divex HSE Alert. Product safety notice 003/2007
Failure of a high pressure gas charging hose
A member has reported the failure of a high pressure (HP) gas charging hose during routine gas decanting to top up the gas banks of a mobile surface supplied diving […]
Bell contamination
A member has reported that during a recent diving project, a subsea fitting failure caused divers to become contaminated with a hazardous substance released from a hose under pressure. Diver […]
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